TW201137058A - Inkjet ink and application thereof - Google Patents
Inkjet ink and application thereof Download PDFInfo
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- TW201137058A TW201137058A TW100108114A TW100108114A TW201137058A TW 201137058 A TW201137058 A TW 201137058A TW 100108114 A TW100108114 A TW 100108114A TW 100108114 A TW100108114 A TW 100108114A TW 201137058 A TW201137058 A TW 201137058A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/30—Inkjet printing inks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D1/00—Processes for applying liquids or other fluent materials
- B05D1/18—Processes for applying liquids or other fluent materials performed by dipping
- B05D1/185—Processes for applying liquids or other fluent materials performed by dipping applying monomolecular layers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
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- Microelectronics & Electronic Packaging (AREA)
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- Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Ink Jet Recording Methods And Recording Media Thereof (AREA)
- Inks, Pencil-Leads, Or Crayons (AREA)
Abstract
Description
201137058 六、發明說明: 【發明所屬之技術領域】 本發明是有關於一種為了製造液晶用或者EL用等的 顯示元件、或印刷配線板及可撓性配線板等電子電路基板 而適且使用的喷墨用墨水。更詳細而言,本發明是有關於 一種適合於對利用喷墨法來形成微透鏡時的基底基板進行 處理的喷墨用墨水。 【先前技術】 液晶顯示器的導光板是使用在基板上形成有微透鏡作 為反射點的導光板。先前,在基板上形成微透鏡的方法是 藉由使用模具進行射出成型而進行。然而,使用射出成型 的方法中,需要針對每個製品的設計的模具,於少量多品 種的生產中成本非常高。 因此,近年來,廉價地在基板上形成微透鏡的方法是 藉由使用喷墨法而進行,但使用喷墨法而形成的微透鏡存 在圖案尺寸及圖案尚度的不均大的問題。為了改善該問 題,提出有對基板進行撥水處理。先前,一般的基板的撥 水處理報告有由使用氟系聚合物的表面處理用塗佈組成物 (例如,參照專利文獻1)或使用聚矽氧烷(p〇lysil〇xane) 的負型感光性組成物所獲得的表面撥水性硬化膜(例如, 參照專利文獻2)。然而,就即便將該些組成物用於用以形 成微透鏡的基板的撥水處理,亦使微透鏡的圖案的不均的 幅度充分小的觀點而言’存在改良的餘地。 另一方面,為了獲得奈米壓印微影法中的與模具的脫 4 201137058 模性以及對基板的塗佈適應性,報告有於包含聚合性化合 物及聚合起始劑的組成物中調配有界面活性劑的光硬化性 組成物(例如參照專利文獻3)、於包含聚合性化合物及聚 合起始劑的組成物中調配有界面活性光聚合起始劑及界面 活性劑的光硬化性組成物(例如參照專利文獻4)。然而, 並未研究該些組成物對微透鏡的形成的影響。 [先前技術文獻] [專利文獻] [專利文獻1]曰本專利特開2008_050549號公報 [專利文獻2]曰本專利特開2〇〇8_2〇9739號公報 [專利文獻3]日本專利特開2〇〇8_〇19292號公報 [專利文獻4]日本專利特開2〇〇9_〇51〇17號公報 【發明内容】 於上述狀況下,本發明的目的在於提供一種用於基板 表面處理时墨水’討_喷墨法於基板上形成圖 案直徑及咼度的不均小的微透鏡。 本發明者等人發現’藉由如下喷墨用墨水的基板表面 处理對於形成直徑及高度的不均小的微透鏡而言有用,上 述喷墨用墨水包含三官能(甲基)丙烯酸醋⑷、單官能(曱 基)丙烯酸醋⑻、光聚合起始劑(C)以及具有光交聯性 官能基的界面活性劑⑼,並且對输錄照射紫外線而 獲得的硬化膜的水接觸角為9〇。以上,黏度為丨邊· s〜 200 mPa· s,從而基於該發現而完成本發明。 即’本發明包括以下各項。 201137058 [1 ]—種喷墨用墨水,包含三官能(曱基)丙稀酸醋 (A)、單官能(曱基)丙烯酸酯(B)、光聚合起始劑(C) 以及具有光交聯性官能基的界面活性劑(D)’並且將該組 成物塗佈於基板上,以2000 mJ/cm2的曝光量照射紫外線 而獲得的硬化膜表面的於25°C下測定的水的接觸角為90。 以上,25°C下的黏度為1 mPa · s〜200 mPa · s。 [2]如申請專利範圍第1項所述之喷墨用墨水,其中 上述三官能(曱基)丙烯酸酯(A)為式(1)所表示的化合 物:[Technical Field] The present invention relates to a display element for liquid crystal or EL use, or an electronic circuit board such as a printed wiring board or a flexible wiring board. Inkjet ink. More specifically, the present invention relates to an inkjet ink suitable for processing a base substrate when a microlens is formed by an inkjet method. [Prior Art] The light guide plate of a liquid crystal display is a light guide plate in which a microlens is formed on a substrate as a reflection point. Previously, a method of forming a microlens on a substrate was carried out by injection molding using a mold. However, in the method of injection molding, it is necessary to design a mold for each product, which is very expensive in the production of a small number of varieties. Therefore, in recent years, a method of forming a microlens on a substrate at low cost has been carried out by using an inkjet method, but a microlens formed by an inkjet method has a problem of unevenness in pattern size and pattern. In order to improve the problem, it is proposed to perform water repellency treatment on the substrate. Conventionally, the water repellent treatment of a general substrate has been reported by a coating composition for surface treatment using a fluorine-based polymer (for example, refer to Patent Document 1) or a negative-type photosensitive film using polyfluorene oxide (p〇lysil〇xane). A surface water-repellent cured film obtained by the composition (for example, refer to Patent Document 2). However, even if these compositions are used for the water repellent treatment of the substrate for forming the microlens, there is room for improvement from the viewpoint that the amplitude of the unevenness of the pattern of the microlens is sufficiently small. On the other hand, in order to obtain the moldability of the mold and the coating suitability for the substrate in the nanoimprint lithography method, it is reported that the composition containing the polymerizable compound and the polymerization initiator is formulated. A photocurable composition of a surfactant (for example, refer to Patent Document 3), and a photocurable composition containing an interface photopolymerization initiator and a surfactant in a composition containing a polymerizable compound and a polymerization initiator (For example, refer to Patent Document 4). However, the effects of these compositions on the formation of microlenses were not investigated. [PRIOR ART DOCUMENT] [Patent Document 1] Japanese Laid-Open Patent Publication No. 2008-050549 [Patent Document 2] Japanese Patent Laid-Open Publication No. Hei. In the above circumstances, an object of the present invention is to provide a surface treatment for a substrate. [Patent Document 4] Japanese Laid-Open Patent Publication No. Hei. The ink inkjet method forms a microlens having a small unevenness in pattern diameter and twist on the substrate. The present inventors have found that the substrate surface treatment by the following inkjet ink is useful for forming a microlens having a small unevenness in diameter and height, and the inkjet ink contains trifunctional (meth)acrylic acid vinegar (4), a monofunctional (fluorenyl) acrylate vinegar (8), a photopolymerization initiator (C), and a surfactant (9) having a photocrosslinkable functional group, and a water contact angle of 9 〇 for a cured film obtained by irradiating ultraviolet rays. . As described above, the viscosity is 丨 s to 200 mPa·s, and the present invention has been completed based on the findings. That is, the present invention includes the following items. 201137058 [1]—Inkjet ink containing trifunctional (fluorenyl) acrylate (A), monofunctional (fluorenyl) acrylate (B), photopolymerization initiator (C), and photocrossing The contact of the surfactant (D)' of the functional group and the coating of the composition on the substrate, and the surface of the cured film obtained by irradiating the ultraviolet ray at an exposure amount of 2000 mJ/cm 2 at 25 ° C The angle is 90. Above, the viscosity at 25 ° C is 1 mPa · s to 200 mPa · s. [2] The ink for inkjet according to Item 1, wherein the trifunctional (fluorenyl) acrylate (A) is a compound represented by the formula (1):
(式(1)中,RhRiR3及R4分別獨立地為氫或碳 數為1〜6的烷基,R5、R6、R7及R8分別獨立地為碳數為 1〜6的亞烷基,k為0或l,l、m及η分別獨立地為1〜 10的整數)。 6 201137058 [3]如[1]或[2]所述之噴墨 劑(D)的光交聯性官能義 :中上达界面活性 ^ ^ 把暴為選自由裱氧乙烷、氧雜環丁 说、丙雜基以及曱基叫酿基所組成的組群中的至 種。 二=]所述之噴墨用墨水,其中上述界面活性劑 ()的先2性官能基為丙烯醯基及/或甲基丙烯醜基。 [5] 如申睛專利範圍⑴〜[4]中任一項所述之喷墨 墨水’其巾上述界面活_⑼為㈣界面活性(In the formula (1), RhRiR3 and R4 are each independently hydrogen or an alkyl group having 1 to 6 carbon atoms, and R5, R6, R7 and R8 are each independently an alkylene group having 1 to 6 carbon atoms, and k is 0 or l, l, m and η are each independently an integer of 1 to 10). 6 201137058 [3] The photocrosslinkable functional meaning of the inkjet agent (D) as described in [1] or [2]: intermediate to the interface activity ^ ^ The storm is selected from the group consisting of pyrithione, oxygen heterocycle Ding said, propanyl and sulfhydryl groups are the most common group of the group. The ink for inkjet according to the second aspect, wherein the pre-bifunctional functional group of the surfactant () is an acrylonitrile group and/or a methacrylic group. [5] The inkjet ink according to any one of the above-mentioned claims (1) to [4], wherein the above-mentioned interface activity _(9) is (4) interface activity
氟系界面活性劑。 IFluorine surfactant. I
[6] 如[1]〜[5]中任一項所述之噴墨用墨水,其中相對 於喷墨用墨水總重量,包含3〇重量百分比(wt%)〜7〇禮。 的一 g犯(曱基)丙婦酸酯(A)、2〇 wt%〜6〇 wt%的單官能 (曱基)丙稀酸醋(B)、1 wt%〜2〇 wt%的光聚合起始劑 (C)、〇.〇1 wt%〜1〇 wt%的界面活性劑(D)。 [7] 如[2]〜[6]中任一項所述之喷墨用墨水,其中r5、 R6及R7分別獨立地為碳數為2或3的亞烷基。 [8] 如[2]〜[7]中任一項所述之喷墨用墨水,其中Rl 為氫,且k為0。 [9] 如[2]〜[8]中任一項所述之喷墨用墨水,其中卜m 及η為1。 [10] 如[1]〜[9]中任一項所述之喷墨用墨水,其中上 述單官能(甲基)丙烯酸酯(Β)的酯部是碳數為!〜6的烷 基。 [11]如[10]所述之噴墨用墨水,其中上述單官能(曱基) 201137058. 丙稀酸酯(B)為選自由(曱基)丙稀酸環己酯(cyclohexyl (meth)acrylate )、(曱基)丙烯酸正己酯(n-hexyl (meth)acrylate )、(曱基)丙烯酸正丁酯(n-butyl (meth)acrylate )、(甲基)丙烯酸異丁酯(iso-butyl (meth)acrylate )、(曱基)丙烯酸第三丁酯(t_butyl (meth)acrylate )、(甲基)丙烯酸正丙酯(n-pr〇pyl (meth)acrylate )、(甲基)丙烯酸異丙醋(iso_propyl (meth)acrylate )、(甲基)丙烯酸乙酉旨(ethyl (meth)acry late ) 以及(曱基)丙稀酸曱酿(methyl (meth)acrylate)所組成的 組群中的至少1種。 [12] 如[11]所述之喷墨用墨水,其中上述單官能(曱基) 丙烯酸酯(B)為(曱基)丙烯酸正丁酯。 [13] 如[1]〜[12]中任一項所述之喷墨用墨水,其中上 述光聚合起始劑(C)為α-羥基烷基苯酮(a_hydr〇xy alkylphenone )系光聚合起始劑或者醯基氧化膦(acyl phosphine oxide )系光聚合起始劑。 [14] 如[13]所述之喷墨用墨水,其中上述光聚合起始 劑(C )為2,4,6-三甲基苯甲醯基二笨基氧化膦 (2,4,6-trimethylbenzoyl diphenylphosphine oxide)。 [15] 如[1]〜[14]中任一項所述之喷墨用墨水,其中更 包含聚合抑制劑(E)。 [16] 如[15]所述之噴墨用墨水,#中上述聚合抑制劑 (E )為吩》塞β秦(phenothiazine)。 [17] 如[1]〜[16]中任一項所述之噴墨用墨水,其中更 8 20113705务 包含溶劑(F)。 [18] 如[17]所述之噴墨用墨水,其中相對於上述溶劑 (F)的總重量’上述溶劑(F)包含5〇wt%以上的沸點為 120°C〜300°C且25。(:下的表面張力為22 mN/m〜48 mN/m 的溶劑。 [19] 如[1]〜[18]中任一項所述之喷墨用墨水,其中更 包含環氧樹脂(G)。 [20] 如[1]〜[19]中任一項所述之喷墨用墨水,其中更 包含環氧樹脂(G)以外的熱硬化性化合物(η)。 [21] 如[1]〜[20]中任一項所述之噴墨用墨水,其中更 包含阻燃劑(I)。 [22] 如[1]〜[21]中任一項所述之喷墨用墨水,其中 25°C下的黏度為 3 mPa · s〜100 mPa · s。 [23] —種表面撥水性硬化膜,包含如[i]〜[22]中任一 項所述之喷墨用墨水的交聯聚合物。 [24] —種表面撥水性硬化膜的製造方法,包括以下步 驟: (步驟1)利用喷墨法將如[1]〜[22]中任一項所述之 喷墨用墨水塗佈於基板上而於基板上形成塗膜;以及 (步驟2)對步驟1中獲得的塗膜照射紫外線。 [25] —種附微透鏡的基板,包括:基板、形成於該基 板上的如[23]所述之表面撥水性硬化膜、及形成於該表面 撥水性硬化膜上的微透鏡。 [26] —種附微透鏡的基板的製造方法,包括以下步 201137058 (步驟1)利用喷墨法將如[1]〜[22]中任一項所述之 喷墨用墨水塗佈於基板上而於基板上形成塗膜; (步驟2)對步驟丨中獲得的塗膜照射紫外線而形成 表面撥水性硬化膜;以及 (步驟3)於步驟2中獲得的表面撥水性硬化膜上, 利用喷墨法塗佈微透鏡形成用組成物而形成點圖案。 [27] —種光學零件,包括如[25]所述之附微透鏡的基 板。 [28] 種液晶顯示器,搭載有如[27]所述之光學零件。 [發明的效果] ,若使用本發明的噴墨用墨水而於基板上形成表面撥水 j生硬化膜’再於其上彻喷墨法來塗佈微透鏡形成用組成 勿則可形成@案的直徑及高度的不均小的微透鏡。另外, 本毛明的表面撥水性硬化膜由於是藉由對本發明的喷墨用 照射紫外線而形成,故而可使產生基板變形的熱的使 兹為最小限度。因此’若使用本發明的喷墨用墨水,則 L由簡易且廉價的製造步驟而適宜製造高品質的光學 件0 為讓本發明之上述和其他目的、特徵和優點能更明顯 ’下文特舉較佳實施例,並配合所附圖式,作詳細說 明如下。 【實施方式】 〈I噴墨用墨水〉 10[6] The ink for inkjet according to any one of [1] to [5], wherein the ink is contained in an amount of 3% by weight based on the total weight of the ink for inkjet. One g of thioglycolate (A), 2 〇 wt% to 6 〇 wt% of monofunctional (fluorenyl) acrylate vinegar (B), 1 wt% to 2 〇 wt% of light Polymerization initiator (C), 〇.〇1 wt% to 1% by weight of surfactant (D). [7] The inkjet ink according to any one of [2] to [6] wherein r5, R6 and R7 are each independently an alkylene group having 2 or 3 carbon atoms. [8] The ink for inkjet according to any one of [2] to [7] wherein R1 is hydrogen and k is 0. [9] The ink for inkjet according to any one of [2] to [8] wherein, m and n are 1. [10] The ink for inkjet according to any one of [1] to [9] wherein the ester portion of the monofunctional (meth) acrylate (Β) is a carbon number! ~6 alkyl groups. [11] The ink for inkjet according to [10], wherein the above monofunctional (fluorenyl) 201137058. acrylate (B) is selected from cyclohexyl (meth) (cyclohexyl) (meth) Acrylate), n-hexyl (meth)acrylate, n-butyl (meth)acrylate, iso-butyl (meth)acrylate (meth)acrylate ), (t-butyl (meth)acrylate ), n-pr〇pyl (meth)acrylate , isopropyl (meth)acrylate At least 1 of a group consisting of isopropyl acetate (meth) acrylate, ethyl (meth) acry late, and methyl (meth) acrylate Kind. [12] The ink for inkjet according to [11], wherein the monofunctional (fluorenyl) acrylate (B) is n-butyl (meth) acrylate. [13] The inkjet ink according to any one of [1] to [12] wherein the photopolymerization initiator (C) is a-hydroxyalkylphenone (a-hydr〇xy alkylphenone) photopolymerization The initiator or acyl phosphine oxide is a photopolymerization initiator. [14] The ink for inkjet according to [13], wherein the photopolymerization initiator (C) is 2,4,6-trimethylbenzhydrylbisphenylphosphine oxide (2,4,6) -trimethylbenzoyl diphenylphosphine oxide). [15] The ink for inkjet according to any one of [1] to [14] which further comprises a polymerization inhibitor (E). [16] The inkjet ink according to [15], wherein the polymerization inhibitor (E) is phenothiazine. [17] The ink for inkjet according to any one of [1] to [16] wherein, furthermore, the solvent (F) is contained in 2011. [18] The ink for inkjet according to [17], wherein the solvent (F) contains 5 〇 wt% or more and has a boiling point of 120 ° C to 300 ° C and 25 with respect to the total weight of the solvent (F). . The ink of the inkjet according to any one of [1] to [18], which further comprises an epoxy resin (G). [20] The inkjet ink according to any one of [1] to [19] further comprising a thermosetting compound (η) other than the epoxy resin (G). [21] The inkjet ink according to any one of [1] to [21], wherein the inkjet ink according to any one of [1] to [21], The viscosity at 25 ° C is 3 mPa · s to 100 mPa · s. [23] A surface water-repellent cured film comprising the inkjet ink according to any one of [i] to [22]. [24] A method for producing a surface water-repellent cured film, comprising the steps of: (Step 1) using the inkjet method according to any one of [1] to [22] The ink is coated on the substrate to form a coating film on the substrate; and (Step 2) the coating film obtained in the step 1 is irradiated with ultraviolet rays. [25] A substrate with a microlens, comprising: a substrate formed on the substrate The surface water-repellent cured film according to [23], and formed on A microlens on a surface water-repellent cured film. [26] A method of manufacturing a microlens-attached substrate, comprising the following step 201137058 (step 1) using an inkjet method according to any one of [1] to [22] The inkjet ink is applied onto the substrate to form a coating film on the substrate; (Step 2) irradiating the coating film obtained in the step 紫外线 with ultraviolet rays to form a surface water repellent cured film; and (Step 3) in Step 2 On the obtained surface water-repellent cured film, a dot pattern was formed by coating a composition for forming a microlens by an inkjet method. [27] An optical component comprising the substrate with a microlens as described in [25]. The liquid crystal display is equipped with the optical component as described in [27]. [Effect of the Invention] When the inkjet ink of the present invention is used, a surface water repellent film is formed on the substrate and then sprayed thereon. In the ink method, the composition for forming a microlens is not formed, and the microlens having a small diameter and height unevenness can be formed. The surface water repellent cured film of the present invention is irradiated with the inkjet of the present invention. It is formed by ultraviolet rays, so that heat that causes deformation of the substrate can be caused. Therefore, if the inkjet ink of the present invention is used, it is preferable to manufacture a high-quality optical member by a simple and inexpensive manufacturing process. The above and other objects, features and advantages of the present invention can be further improved. It is apparent that the preferred embodiment will be described in detail below with reference to the accompanying drawings. [Embodiment] <I Inkjet Ink> 10
201137058 x L 以下,對本發明進行具體說明。 本發明種喷墨用墨水,包含三官能(甲基) 丙烯酸醋(A)、I官能(甲基)丙稀酸醋(B)、光聚合起始 劑(C)以及具有光交聯性官能基的界面活性劑⑻,並 且將雜成物塗佈於基板±,以2_ mI/em2的曝光量照 射束外線而獲得的硬化臈表面的於25。〇下測定的水的接 觸角為90°以上,25°C下的黏度為1 mPa· s〜200 mPa· s。 本發明的噴墨用墨水可為無色,亦可為有色。就透射 率(transmittance)的觀點而言,較佳為無色,亦可於不妨 礙發明效果的範圍内包含有色的化合物。另外,為了例如 於檢查硬化膜的狀態時容易與基板識別,亦可包含著色劑。 另外’本發明的噴墨用墨水可視需要而包含聚合抑制 劑(E)、溶劑(F)、環氧樹脂(G)、環氧樹脂以外的熱硬 化性化合物(H)、阻燃劑、其他具有自由基聚合性雙 鍵的化合物、著色劑等。此處,所謂「其他具有自由基聚 合性雙鍵的化合物」’是指三官能(曱基)丙烯酸酯(A)及 單官能(曱基)丙烯酸酯(B)以外的具有自由基聚合性雙鍵 的化合物。 本說明書中,「(曱基)丙烯酸酯」是用於表示丙烯酸酯 與曱基丙晞酸醋的兩者或一者。 以下,對上述各成分進行說明。 1丄三官能(曱基)丙烯酸酯(A) 藉由使用三官能(甲基)丙烯酸酯(A),本發明的喷墨 用墨水的光硬化性優異。另外,由本發明的噴墨用墨水形 201137058 成的硬化膜對基板的密著性優異,並且表現出高透射率、 南強度。 三官能(甲基)丙烯酸酯的具體例可列舉:三羥甲基丙 烧二(曱基)丙烯酸 S 旨(trimethylolpropane tri(meth)acrylate )、甘油三(甲基)丙烯酸酯(giyCerin tri(meth)acrylate )、季戊四醇三(曱基)丙烯酸酯 (pentaerythritol tri(meth)acrylate )、異三聚氰酸 EO 改質三 (曱基)丙烯酸酯以及式(1)所表示的三官能(甲基)丙稀酸 酯。 該些三官能(曱基)丙烯酸酯中,較佳為式(〇所表示 的三官能(曱基)丙烯酸酯。201137058 x L Hereinafter, the present invention will be specifically described. The ink for inkjet according to the present invention comprises a trifunctional (meth)acrylic acid vinegar (A), an I functional (meth)acrylic acid vinegar (B), a photopolymerization initiator (C), and a photocrosslinkable functional group. The surfactant (8) of the base is applied to the substrate ±, and the surface of the hardened tantalum obtained by irradiating the outer beam with an exposure amount of 2_mI/em2 is 25. The contact angle of the water measured under the armpit is 90° or more, and the viscosity at 25 ° C is 1 mPa·s to 200 mPa·s. The ink for inkjet of the present invention may be colorless or colored. From the viewpoint of transmittance, it is preferably colorless, and may contain a colored compound within a range that does not impair the effects of the invention. Further, in order to easily recognize the substrate when the cured film is inspected, a coloring agent may be contained. Further, the inkjet ink of the present invention may contain a polymerization inhibitor (E), a solvent (F), an epoxy resin (G), a thermosetting compound (H) other than an epoxy resin, a flame retardant, and the like as needed. A compound having a radical polymerizable double bond, a coloring agent, or the like. Here, the "other compound having a radical polymerizable double bond" means a radical polymerizable double other than a trifunctional (fluorenyl) acrylate (A) and a monofunctional (fluorenyl) acrylate (B). The compound of the bond. In the present specification, "(fluorenyl) acrylate" is used to mean either or both of an acrylate and a mercaptopropionate. Hereinafter, each component described above will be described. 1丄Trifunctional (fluorenyl) acrylate (A) The inkjet ink of the present invention is excellent in photocurability by using a trifunctional (meth) acrylate (A). Further, the cured film of the inkjet ink type 201137058 of the present invention is excellent in adhesion to the substrate, and exhibits high transmittance and south strength. Specific examples of the trifunctional (meth) acrylate include trimethylolpropane tri(meth)acrylate and triglyceride (giyCerin tri(meth) acrylate). Acetate), pentaerythritol tri(meth)acrylate, isomeric cyanuric acid EO modified tris(fluorenyl) acrylate, and trifunctional (methyl) represented by formula (1) Acrylate. Among these trifunctional (fluorenyl) acrylates, a trifunctional (fluorenyl) acrylate represented by the formula (〇) is preferred.
12 201137058 及η分別獨立地為 1〜6的亞烷基’k為〇或卜h 〜10的整數。 其中,尤其是若r1為氮、 =,成物的先硬化性J基且 =二= 則硬化膜的透射率進一步提古 為風,且為〇, 觀點Μ,R2 n 。就光硬化性的 κ孕义佳马虱或甲基,進而更佳為氫。 =7传硬化膜的透射率與強度的平衡的觀點而言,r5、V 較佳為分別獨立地為碳數為2〜 f獨立地為碳數為2或3的残基,尤佳為“ϋί 暴。卜《1及1!較佳為丨〜5,更佳為卜 式〇)所表示的三官能(曱基)丙烯酸酯的具體例可列 二.二羥甲基丙烷Ρ0改質(3莫耳)三丙烯酸酯、三羥曱 改質(6莫耳)三丙烯酸酯、三羥甲基丙烷ρ〇 9莫耳)二丙埽酸酯、三經曱基丙院£〇改質(3莫 三丙烯酸酯、三羥甲基丙烷E〇改質( 而 、三經甲基丙請改質(9莫耳)三丙 改質(3莫耳)甘油三丙烯酸醋、ρο改質(6莫耳) 2三内烯酸自旨、ΡΟ改質(9莫耳)甘油三丙婦酸醋、Ε〇 =頁(3莫耳)甘油三丙烯酸酯、Ε0改質(6莫耳)甘油 烯酸酯、ΕΟ改質(9莫耳)甘油三丙烯酸酯。此外, 浐二改質」表示環氧乙烷改質,「Ρ〇改質」表示環氧丙 或i ™,括弧内的莫耳數表示每1分子上加成的環氧乙烷 %考環氧丙烷的數量。 13 201137058 該些二官能(甲基)丙稀酸酯中,尤其若使用三經甲基 丙烧PO改質(3莫耳)三丙烯酸酯、E〇改質(3莫耳) 甘油三丙烯酸酯,本發明的喷墨用墨水由於不僅光硬化性 優異,而且獲得透射率、對基板的密著性及強度的平衡良 好的硬化膜,故而較佳,若使用E〇改質(3莫耳)甘油 三丙烯酸酯,則硬化膜的透射率最高,因此更佳。 二官能(甲基)丙烯酸酯(A)可為1種,亦可為2種以 上的混合物。 以上,所說明的三官能(甲基)丙烯酸酯(A)可以公知 的方法製造,另外亦可使用市售的三官能(甲基)丙烯酸 酯。市售品例如可列舉:三羥曱基丙烷ρ〇改質(3莫耳〕 三丙烯酸s旨(商品名M_31G,東亞合成(股)製造)、三經 甲基丙烧PO改質(6莫耳)三丙烤酸醋(商品名M 32〇, 東亞合成(股)製造)、三經曱基丙烧E〇改質(3莫耳) 三丙稀酸S旨(商品名Μ·35〇,東亞合成(股)製造)、三經 甲基丙^Ε〇改質(6莫耳)三丙烯酸醋(商品名Μ-360, ^亞^成(股)製造)、ΕΟ改質(3莫耳)甘油三丙稀酸 ί質e(ri^GLY-3E’新中村化學工業(股)製造)、EC 、斗)甘油三丙烯酸酯(商品名A-GLY-9E,新中 村化學工業(股)製造)。 明的°*墨用墨水中的三官能(曱基)丙烯酸酯 而日量為3〇 Wt%〜70 Wt〇/o,則不僅光硬化性優異, 良好nrr的透射率、對基板的密著性、強度的平衡 ’更佳為40 wt%〜65 wt%,尤佳為45 wt0/c 1412 201137058 and η are each independently an alkylene group of 1 to 6 which is an integer of 〇 or h h 〜10. Among them, especially if r1 is nitrogen, =, the first hardening J group of the product and = two = then the transmittance of the cured film is further improved to wind, and is 〇, viewpoint Μ, R2 n . It is preferably photohardenable gamma gamma or methyl, and more preferably hydrogen. From the viewpoint of the balance between the transmittance and the strength of the 7-pass cured film, r5 and V are preferably independently a residue having a carbon number of 2 to f independently of 2 or 3 carbon atoms, and particularly preferably " Ϋί 暴. The specific examples of the trifunctional (fluorenyl) acrylate represented by "1 and 1! preferably 丨 ~ 5, more preferably 〇 〇" can be listed as 2. Dimethylolpropane Ρ 0 modified ( 3 moles of triacrylate, trioxindole modified (6 moles) triacrylate, trimethylolpropane ρ〇9 moles) dipropionate, three-way thiophene propylamine 3 Mo-triacrylate, trimethylolpropane E 〇 modified (and, three methyl methacrylate modified (9 m) three propane modified (3 m) glycerin triacrylate vinegar, ρο modified (6 Moer) 2 trienoic acid from the purpose, tampering (9 moles) glycerol triacetin vinegar, Ε〇 = page (3 moles) glycerol triacrylate, Ε0 modified (6 moles) glycerol Acid ester, hydrazine modified (9 moles) glycerol triacrylate. In addition, 浐 改 」 」 表示 表示 表示 表示 表示 表示 表示 表示 环氧 环氧 环氧 环氧 环氧 环氧 环氧 环氧 环氧 环氧 环氧 环氧 环氧 环氧 环氧 环氧 环氧 环氧 环氧 环氧 环氧 环氧 环氧The number indicates the addition per molecule The amount of ethylene oxide % propylene oxide. 13 201137058 Among these difunctional (methyl) acrylates, especially if tri-methyl propyl hydride PO (3 moles) triacrylate, E In the inkjet ink of the present invention, the inkjet ink of the present invention is excellent in not only photocurability but also a cured film having good transmittance and adhesion to the substrate and strength. When E 〇 modified (3 moles) glycerol triacrylate is used, the transmittance of the cured film is the highest, and therefore it is more preferable. The difunctional (meth) acrylate (A) may be one type or two types. The above-mentioned trifunctional (meth) acrylate (A) can be produced by a known method, and a commercially available trifunctional (meth) acrylate can also be used. Commercially available products include, for example, three. Hydroxymercaptopropane ρ 〇 modified (3 moles) triacrylic acid s (trade name M_31G, manufactured by East Asia Synthetic Co., Ltd.), trimethyl methacrylate PO modified (6 moles) tripropylene roasted vinegar ( Trade name M 32〇, manufactured by East Asia Synthetic Co., Ltd., 三经曱基丙烧E〇 Quality (3 mol) Tripropionic acid S (trade name: Μ·35〇, manufactured by East Asia Synthetic Co., Ltd.), tri-methyl propyl hydrazine modified (6 mol) triacrylate vinegar (trade name Μ -360, ^亚^成(股))), ΕΟ ΕΟ ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( Triglyceride (trade name: A-GLY-9E, manufactured by Shin-Nakamura Chemical Co., Ltd.). The amount of trifunctional (fluorenyl) acrylate in the ink of the ink is 3 〇Wt%~70 Wt〇/o is not only excellent in photocurability, but also good in transmittance of nrr, adhesion to substrate, and balance of strength, more preferably 40 wt% to 65 wt%, and particularly preferably 45 wt0/c 14
201137058 X L 〜60 wt% ’ 特佳為 50 wt%〜6〇 wt〇/〇。 i.2.單官能(曱基)丙烯酸酯(B) 若本發明的喷墨用墨水含有單官能(甲基)丙烯酸酯 (B )’則可降低本發明的喷墨用墨水的黏度,且所得硬化 膜的透射率、強度及對基板的密著性亦變得良好。 單官能(甲基)丙烯酸酯(B)只要僅具有一個(甲基)丙 烯醯基作為官能基,則並無特別限定,但較佳為酯部為烷 基的單官能(曱基)丙烯酸酯(B),更佳為酯部為碳數1〜6 的烷基,尤佳為酯部為碳數2〜4的烷基,特佳為酯部為碳 數4的烷基的單官能(甲基)丙烯酸酯(b)。 單官能(曱基)丙稀酸自旨(B)的具體例可列舉:(曱基) 丙烯酸環己酯、(曱基)丙烯酸正己酯、(曱基)丙烯酸二環戊 烯酯(dicyclopentenyl (meth)acrylate )、(甲基)丙烯酸二環 戊稀氧基乙 S旨(dicyclopentenyloxy ethyl (meth)acrylate)、 (甲基)丙烯酸二環戊g旨(dicyclopentanyl (meth)acrylate)、 (甲基)丙稀酸異冰片醋(isobornyl (meth)acrylate )、(曱基) 丙稀酸2-曱基-2-金剛烧基醋(2-methyl-2-adamantyl (meth)acrylate )、(曱基)丙烯酸2-乙基-2-金剛烷基酯 (2-ethyl-2_adamantyl (meth)acrylate)、(曱基)丙烯酸 3,5-二曱基-7-經基金剛烧基醋(3,5-dimethyl-7-hydroxy adamantyl (meth)acrylate)、3-經基-1-(曱基)丙稀醯氧基金 剛烧(3-hydroxy-1-(meth)acryloyloxy adamantane)、(曱基) 丙稀酸3 -經基_1-金剛烧基S旨(3-hydroxy-l-adamantyl (meth)acrylate )、(甲基)丙烤酸乙基環戍酯(ethylcyclopentyl 15 201137058 (11^11)3(^以6)、3,5-二經基-1-(曱基)丙稀醯氧基金剛烧 (3,5-dihydroxy-l-(meth)acryloyloxy adamantane)、(曱基) 丙稀酸四氫糠S旨(tetrahydrofurfuryl (meth)acrylate)、己内 酯(caprolactone)改質(曱基)丙烯酸四氫糠酯、N-(甲基) 丙烯醯氧基乙基六氫鄰苯二甲醯亞胺 (N-(meth)acryloyloxy ethyl hexahydrophthalimide)、環狀 三羥曱基丙烷正(曱基)丙烯酸酯、γ-丁内酯(曱基)丙烯酸酯 (γ-butyrolactone (meth)acrylate)、曱瓦龍酸内酯(甲基)丙 稀酸醋(mevalonolactone (meth)acrylate)、環狀醯亞胺(甲 基)丙婦酸S旨、(曱基)丙稀酸苯g旨(phenyl (meth)acrylate )、 (甲基)丙稀酸苄酯(benzyl (meth)acrylate)、(曱基)丙稀酸 甲基苯氧基乙酉旨(methylphenoxyethyl (meth)acrylate)、(甲 基)丙稀酸 2_ 苯氧基乙酯(2-phenoxyethyl (meth)acrylate )、 (甲基)丙烯酸2-苯氧基乙酯的環氧乙烷及/或環氧丙烷加成 單體、(曱基)丙烯酸4-第三丁基環己酯、環己基二曱醇單(曱 基)丙烯酸酯、(甲基)丙烯酸2-羥基-3-苯氧基丙酯、(曱基) 丙稀酸曱酯、(曱基)丙稀酸乙酯、(曱基)丙烯酸正丙酯、(曱 基)丙烯酸異丙酯、(曱基)丙烯酸異戊酯、(曱基)丙烯酸異 丁醋、(甲基)丙烯酸正丁酯、(曱基)丙稀酸異丁酯、(曱基) 丙烯酸第三丁酯、(甲基)丙烯酸戊酯、(甲基)丙烯酸庚酯、 (甲基)丙烯酸辛酯、(曱基)丙烯酸異辛酯、(曱基)丙烯酸2_ 乙基己酯、(曱基)丙稀酸壬酯、(曱基)丙烯酸癸酯、(曱基) 丙烯酸異癸酯、(甲基)丙烯酸十二烷基酯 '(曱基)丙烯酸月 桂醋、(曱基)丙烯酸硬脂酯、(曱基)丙烯酸2-羥基乙醋、(曱 201137058 基)丙烯酸2-經基丙酯、(甲基)丙稀酸4_經基丁酯、丨,4_環 己烧二甲醇單(曱基)丙稀酸酯、(曱基)丙烯酸2-經基_3_苯 氧基丙酯、(曱基)丙烯酸2-曱氧基乙酯、(曱基)丙烯酸2_ 乙氧基乙酯、(甲基)丙烯酸3-曱氧基丁酯、(甲基)丙烯酸 2-丁氧基乙酯、乙基二乙二醇(曱基)丙烯酸酯(ethyl diethylene glycol (meth)acrylate )、曱基二丙二醇(曱基)丙烯 酸酯(methyl dipropylene glycol (meth)acrylate)、二丙二醇 單(曱基)丙烯酸酯、甘油單(曱基)丙烯酸酯(glycer〇1 m〇n〇(meth)aCrylate )、(甲基)丙烯酸三氟乙酯(triflu〇r〇ethyl (meth)acrylate )、(甲基)丙烯酸縮水甘油酯(glyddyl (meth)acrylate )、(曱基)丙烯酸3,4-環氧環己醋 (3,4-epoxycyclohexyl (meth)acrylate )、(曱基)丙烯酸甲基 縮水甘油酯、3-曱基-3-(曱基)丙烯醯氧基曱基氧雜環丁烷 (3-methyl-3-(meth)acryloyloxy methyl oxetane)、3-乙基 -3-(甲基)丙烯醯氧基曱基氧雜環丁烷、3-曱基_3_(甲基)丙 烯醯氧基乙基氧雜環丁烷、3-乙基-3-(曱基)丙烯醯氧基乙 基氧雜環丁烧、2-苯基-3-(甲基)丙烯醯氧基曱基氧雜環丁 烧、2-三氟甲基-3-(甲基)丙稀醯氧基曱基氧雜環丁烧、4_ 三氟曱基-2-(曱基)丙烯醯氧基曱基氧雜環丁烷、(曱基)丙 婦酸(3-乙基-3-氧雜環丁基)甲醋 ((3-ethyl-3-oxetanyl)methyl (meth)acrylate)、〇〇竣基聚己 内酯單(甲基)丙稀酸酯(ω-carboxy p〇lyCapr〇iact〇ne mono(meth)acrylate)、琥珀酸單[2-(甲基)丙烯醯氧基乙酯] (mono[2-(meth)acryloyl〇xyethyl]succinate )、順丁 婦二酸 17 201137058 皁(甲基)丙烯醯氧基乙酯] (mono[2-(meth)acryl0yl〇xyethyl]maleate )及酸式磷酸 2-(曱基)丙稀醯氧基乙醋(2_(meth)aeryl〇yl卿她^ _ phosphate)、以及(甲基)丙烯酸。 該些單官能(甲基)丙騎g旨巾,若使用(甲基)丙稀酸環 己酉曰(甲基)丙烯®欠正己S旨、(曱基)丙稀酸正丁醋、(甲基) 丙晞酸異了醋、(甲基)丙稀酸第三丁醋、(甲基)丙稀酸正丙 S旨、(甲基)丙烤酸異丙醋、(甲基)丙烯酸乙醋、或者(甲基) 丙稀酸曱S旨’則利用喷墨法塗佈組成物時的喷出性、光硬 化性、所得硬化膜的透射率、對基板的密著性的平衡變得 良好。就該些觀點而言,更佳為(甲基)丙烯酸正丁酯、(甲 基)丙烯酸異丁S旨、(甲基)丙烯酸第三丁g旨、(曱基)丙婦酸 正丙S曰、(曱基)丙稀酸異丙醋、(曱基)丙烯酸乙醋,尤佳為 (曱基)丙烯酸正丁酯、(甲基)丙烯酸第三丁酯,最佳為(甲 基)丙烯酸正丁酯。 單官能(曱基)丙烯酸酯(B)可為1種,亦可為2種以 上的混合物。 若單官能(甲基)丙烯酸酯(B)的含量為本發明的噴墨 用墨水總量的20 wt%〜60 wt% ’則可調整為符合所使用的 用途的黏度,因此較佳,若考慮到與其他特性的平衡,則 更佳為25 wt%〜50 wt%,尤佳為30 wt%〜45 wt%,特佳 為 30 wt%〜40 wt%。 1.3.光聚合起始劑(C) 本發明的喷墨用墨水包含光聚合起始劑(C)。光聚入 201137058 起始劑(c)只要疋可藉由紫外線或可見光線的照射而產 生自+由基的化合物,則並無制限定’但較佳為α_經基炫 基苯_光聚合起始劑或者醯基氧化㈣光聚合起始劑, 其中,尤其就光硬化性、所得硬化膜的透射率的觀點而言, 更佳為醯基氧化膦系化合物。 光t合起始劑(c)的具體例可列舉:二苯甲酮 (benzophenone )、米其勒酮(Michieris ket〇ne )、4 4,雙(二 乙基胺基)一苯曱酮、山酮(xanth〇ne )、塞吨酮 (thioxanthone)、異丙基山酮、2,4-二乙基-塞吨酮、2-乙 基蒽醌(2-ethyl amhraquinone )、苯乙酮(acet〇phenone )、 2-經基-2-曱基苯丙 _ ( 2-hydroxy-2-methyl propiophenone)、2-羥基-2-甲基-4'-異丙基苯丙酮、ι_羥基 環己基苯基酮(1-hydroxy cyclohexyl phenylketone)、異丙 基安息香醚(isopropyl benzoin ether)、異丁基安息香醚、 2,2-二乙氧基苯乙酮、2,2-二曱氧基-2-苯基苯乙酮、樟腦醌 (camphorquinone )、苯幷蒽酮(benzanthrone )、2-甲基 -1-[4-(曱硫基)苯基]-2-嗎嚇·基丙-l_酉同 (2-methyl-1 -[4-(methylthio)phenyl]-2-morpholinopropan-1 -one )、2- ^基-2-二甲基胺基-1-(4-嗎嚇·基苯基)-丁嗣 (2-benzyl-2-dimethylamino-1 -(4-morpholinophenyl)-butan one-1 )、4-二甲基胺基笨曱酸乙酯、4-二曱基胺基苯甲酸異 戊酯、4,4’-二(第三丁基過氧羰基)二苯曱酮(4,4’-di(t-butyl peroxycarbonyl)benzophenone)、3,4,4’-三(第三丁基過氧幾 基)二苯曱酮、3,3',4,4’-四(第三丁基過氧羰基)二苯甲_、 19 201137058 3,3’,4,4'-四(第三己基過氧羰基)二笨曱酮、3,3,_二(曱氧基羰 基)-4,4’-二(第三丁基過氧羰基)二苯曱酮、3,4,_二(曱氧基羰 基)-4,3·-二(第三丁基過氧羰基)二苯甲酮、4,4,_二(曱氧基越 基)-3,3'-二(第三丁基過氧叛基)二苯甲酮、2_(4,甲氧基苯乙 烯基)-4,6-雙(三氯甲基)_均三嗪 (2-(4 -methoxystyryl)-4,6-bis(trichloromethyl)-s-triazine ) 、2-(3',4’-二甲氧基苯乙烯基)_4,6_雙(三氣曱基)均三嗪、 2-(2’,4'-二甲氧基苯乙烯基)_4,6_雙(三氣曱基)-均三嗪、 2-(2’-曱氧基苯乙烯基)_4,6·雙(三氣甲基)_均三嗪、2_(4,_戊 氧基苯乙烯基)-4,6-雙(三氯甲基)-均三嗪、4-[對-Ν,Ν-二(乙 氧基k基曱基)]-2,6-二(三氣曱基)-均三唤、1,3-雙(三氣曱 基)-5-(2’-氣苯基)-均三嗪、l,3-雙(三氣曱基)-5-(4,-曱氧基苯 基)-均三嗪、2-(對二甲基胺基苯乙烯基)苯幷噁唑 (2-(p-dimethylamino styryl)benzoxazole)、2-(對二曱基胺 基苯乙稀基)苯幷°塞唾(2-(p-dimethylamino styryl)benzothiazole )、2-巯基苯幷噻唑(2-mercapto benzothiazole )、3,3'-羰基雙(7-二乙基胺基香豆素) (3,3’-carbonyl bis(7-diethylamino coumarin))、2-(鄰氣苯 基 )-4,4’,5,5’- 四苯基 -1,2,- 聯 咪 唑 (2-(o-chlorophenyl)-4,4',5,5'-tetraphenyl-l,2'-biimidazole ) 、2J-雙(2-氣苯基)-4,4’,5,5’-四(4-乙氧基羰基苯基)-1,2’-聯 咪唑、2,2’-雙(2,4-二氣苯基)·4,4',5,5’_四苯基-1,2’_聯咪唑、 2,2·-雙(2,4-二溴苯基)-4,4’,5,5’-四苯基-1,2’-聯咪唑、2,2’-雙 (2,4,6_三氣苯基)-4,4',5,5’-四苯基-1,2’-聯咪唑、3-(2-甲基-2- 201137058 -一曱基胺基丙酿基)吟0坐(3-(2-niethyl-2-dimethylamino propionyl)carbazole)、3,6-雙(2-甲基-2-嗎啉基丙醯基)_9_正 十二烷基咔唑、1-羥基環己基苯基酮、雙(η5-2,4-環戊二烯 -1-基)-雙(2,6-二氟-3-(1Η- σ比11 各_1-基)-苯基)鈦 (bis(n5-2,4-cyclopentadien-l-yl)-bis(2,6-difluoro-3-(lH-pyr rol-l-yl)-phenyl)titanium)、雙(2,4,6-三曱基苯曱醯基;)苯基 氧化膦以及2,4,6-三甲基苯甲醯基二苯基氧化膦。 其中’較佳為2-羥基-2-甲基苯丙酮、2-經基_2_曱基-4,-異丙基苯丙酮、1-羥基環己基苯基酮、雙(2,4,6_三曱基苯 甲醯基)苯基氧化膦以及2,4,6-三曱基苯曱醯基二笨基氧化 膦,最佳為2,4,6_三曱基笨曱醯基二苯基氧化膦。 光t合起始劑(C )可為1種,亦可為2種以上的混 合物。 若光聚合起始劑(C)的含量為本發明的喷墨用墨水 總量的1 wt%〜20 wt%,則對紫外線的光硬化性優異,且 所得硬化膜為高透射率,因此較佳,更佳為2 wt%〜15 wt%,尤佳為 3 wt%〜1〇 wt〇/〇。 1.4.具有光交聯性官能基的界面活性劑(D) 本發明的噴墨用墨水含有具有光交聯性官能基的界面 活性劑(D)。( D)成分藉由提高所得硬化膜表面的撥水性, 並且具有光交雜官絲,而抑制所得硬賴上利用喷墨 法而形成的微透鏡的直徑及高度的不均。當⑷成分、⑻ 成刀(C)成分及⑼成分藉由紫外線(ultravi〇let,uv) 的…、射而形成交聯共聚物時,認為於硬化膜表面形成排列 21 201137058 有界面活性劑(D)的疏水性部分的結構。因此,認為與 (A)成分、(B)成分及⑹成分的硬化物相比,由於 界面活性劑(D)的存在,硬化膜的水接觸角提高。而且, 界面活性劑(D)藉由光交聯性官能基而與(A)成分、(b) 成分、(C)成分或者界面活性劑(D)交聯,界面活性劑 (D)不會自硬倾中渗出,因此認為即使於用以形成微 透鏡的液滴與塗膜接觸的情況亦維持穩定的接觸角。一般 認為上述情況對微透鏡的直徑及高度的不均造成影響。 具有光交聯性官能基的界面活性劑(D)可列舉 選自由環氧乙烧、氧雜環丁烧、丙稀醯基及甲基丙稀酿基 所組成的組群中的至少!種作為光交聯性官能基的石夕系界 面活性劑以及氟系界面活性劑。就與共聚物的適應性的觀 點而言,更佳為具有丙烯醯基及/或甲基丙顧基的界面活 性劑。 具有(f基)基作為光交聯性官能基的界面活性 劑市售有DIC (股)製造的RS_72K。 喷墨用墨水中使用的具有光交聯性官能基的 ⑼可為1種化合物,亦可一化合 本發=用交的含量為 的:則表面的撥水性二:而:。:由= 透鏡的二:===墨法而形成的微 22 201137058 i·5·聚合抑制劑(E) 本發明的喷墨用墨水可為了提高保存穩定性而含有聚 合抑制劑(E)。聚合抑制劑的具體例可列舉4_甲氧基苯 酚、對笨二酚(hydroquinone)及吩噻嗪。該些聚合抑制 劑中,吩噻嗪由於即使在長期保存中,黏度的増加巾^度亦 小,故而較佳。 又 本發明的喷墨用墨水中使用的聚合抑制劑可為1 亦可為2種以上的混合物。 若。聚合抑·的含量為本發_喷墨用墨水總量的 亦wt/0〜lwt%’貝,】即使在長期保存中,黏度的增 =、’故而難’若考慮到與其他特性的平衡,則更 wt%〜0.5 wt%,尤佳為 0.01 wt〇/〇〜(U wt%。卜' 1.6.溶劑(F) 性ί發明的喷墨用墨水可於不損及噴墨塗佈時的嘴出 度的範圍内含有溶劑(F)。 旱及強 溶劑溶劑’彿點為1〇〇ΐ〜3崎的 =於噴墨塗佈時的喷出性良好而較佳。於將 〜聊)的情況,較佳㈣點為輯 ^為HKTC〜着C的溶劑的具體例可 ^丙酸丁自旨、乳酸乙酯、氧紅酸甲g|、氧基^ 丁 虱基乙酸丁酯、甲氧基乙酸曱酯 -夂乙酉曰、 基乙酸丁自旨、乙氧甲基§旨、甲氧 m曰6乳基乙酸甲醋、乙氧基乙酸 23 201137058 丙酸曱酯、3-氧基丙酸乙酯、3-曱氧基丙酸甲酯、3-甲氧 基丙酸乙酯、3-乙氧基丙酸曱酯、3-乙氧基丙酸乙龍、2_ 氧基丙酸甲酯、2-氧基丙酸乙酯、2-氧基丙酸丙酯、2_甲 氧基丙酸曱酯、2-甲氣基丙酸乙酯、2-曱氧基丙酸丙酯、 2-乙氧基丙酸曱酯、2-乙氧基丙酸乙酯、2-氧基-2-甲基丙 酸甲酯、2-氧基-2-曱基丙酸乙酯、2-曱氧基-2-曱基丙酸甲 酯、2-乙氧基-2-曱基丙酸乙酯、丙酮酸甲酯、丙酮酸乙醋、 丙酮酸丙酯、乙醯乙酸曱酯、乙醯乙酸乙酯、2-側氧丁酸 甲酯、2-側氧丁酸乙賴、二β惡烧、乙二醇、二乙二醇、三 乙二醇、丙二醇、二丙二醇、三丙二醇、;1,4·丁二醇、乙 -一醇早異丙鍵、乙一_單丁酸、丙二醇單曱謎、丙二醇單 甲醚乙酸酯、丙二醇單乙醚乙酸酯、丙二醇單丙醚乙酸黯、 二丙二醇皁乙醚乙酸酯、二丙二醇單丁醚乙酸酯、乙二^ 單丁醚乙酸醋、環己_( cyclohexanone )、環戊丨 (cyclopentanone)、二乙二醇單曱醚、二乙二醇單甲醚 酸酯、二乙二醇單乙醚、二乙二醇單乙醚乙酸酯、二乙 醇單丁醚、二乙二醇單丁醚乙酸酯、二乙二醇二曱醚、 乙二醇二乙_、二乙二醇曱基乙醚、曱苯、二曱笨、苯 轉(amS〇le )、γ_丁内隨、N,N-二甲基乙酿胺(N,N_dimeth N_甲基吡咯啶酮(N-methyl-2-pyrrolidoil· 及甲基米唑啶綱(dimethyl imidazolidinone )。 2種以ί 用墨水中使用的溶劑可為1種,亦可' 較佳為溶劑(F) /㈣墨墨水的塗佈容易的觀點而言 目對於其總量而含有50 wt%以上的沸; 24 201137058 11〜^且坑下的表面張力為^麻, 二^總量的1秦 。若考慮到與其他特性的平衡,則更佳為1 0 ’ 尤佳為 1 wt%〜40 wt〇/0。 I.7.環氧樹脂(G) 人右用墨水可為了提高所得硬化膜的強度而 3有%乳樹脂⑹作為熱硬化性樹脂。 述環氧樹脂只要是1分子中具有至少1個由式(2-1) 二2)所表示的環氧化物魅的結構(以下亦僅稱為 衣虱、‘、。構」)的化合物,則並無特別限定。 Δα (2-1) (2*2) 環氧樹脂的具體例可列舉例如:酚醛型(苯酚酚醛型 ,曱酚酚醛型)、雙酚Α型、雙酚F型、氫化雙酚Α型、 氫化雙酚F型、雙酚s型、三苯酚曱烷型、四苯酚乙烷型、 聯一甲酚(bixylen〇l)型、聯苯酚(biphen〇1)型、脂環式 ^雜%式環氧化合物,另外,具有二環戊二烯骨架或萘骨 术的環氧化合物,較佳為酚醛型、雙酚A型及雙酚F型環 25 201137058 氧化合物,其中尤佳為雙酚A型及雙酚F型環氧化合物。 環氧樹脂可以公知的方法製造,另外亦有市售。市售 品的例子可列舉:N,N,N’,N,-四縮水甘油基-間二曱苯二 胺、1,3-雙(N,N-二縮水甘油基胺基曱基)環己烷、ν,Ν,Ν·,Ν’-四縮水甘油基-4,4,-二胺基二苯基曱烷;Techmore VG3101L (商品名,三井化學(股)製造)、Epikote 828、Epikote 834、 Epikote 1001、Epikote 1004 (商品名,三菱化學(股)製 造)、Epicron 840、Epicron 850、Epicron 1050、Epicron 2055 (商品名,DIC (股)製造)、Epotohto YD-011、Epotohto YD-013、Epotohto YD-127、Epotohto YD-128 (商品名, 東都化成(股)製造)、0卫儿317、0上.11.331、0卫.11.661、 D.E.R.664 ((商品名,Dow Chemical (股)製造)、Araldite 6(m、Araldite 6084、Araldite GY250、Araldite GY260 (商 品名,Ciba Japan (股)製造)、Sumi-Epoxy ESA-011、 Sumi-Epoxy ESA-014 ' Sumi-Epoxy ELA-115 ' Sumi-Epoxy ELA-128(商品名,住友化學工業(股)製造)、A.E.R.330、 A.E.R.331、A.E.R.661、A.E.R.664 (商品名,旭化成工業 (股)製造)等雙酚A型環氧化合物;152、154(商品名, 三菱化學(股)製造)、D.E.R.431、D.E.R.438 (商品名, Dow Chemical (股)製造)、Epicron N-730、Epicron N-770、 Epicron N-865 (商品名,DIC (股)製造)、Epotohto YDCN-70卜Epotohto YDCN-704 (商品名,東都化成(股) 製造)、Araldite ECN1235、Araldite ECN1273、Araldite ECN1299 (商品名,Ciba Japan (股)製造)、XPY307、 26 201137058 ——· · - IT --* EPPN-201' EOCN-1025 ' EOCN-1020' EOCN-104S' RE-306 (商品名,日本化藥(股)製造)、Sumi-EpoxyESCN-195X、 Sumi-Epoxy ESCN-220 (商品名,住友化學工業(股)製 造)、A.E.R.ECN-235、A.E.R.ECN-299 (商品名,ADEKA (股)製造)等酚醛型環氧化合物;Epicron 830 (商品名, DIC (股)製造)、JER807(商品名,三菱化學(股)製造)、 Epotohto YDF-ΠΟ (商品名,東都化成(股)製造)、 YDF-175、YDF-20(H、YDF-2004、Araldite XPY306 (商品 名’ Ciba Japan(股)製造)等雙酚F型環氧化合物;Epotohto ST-2004、Epotohto ST-2007、Epotohto ST-3000 (商品名, 東都化成(股)製造)等氫化雙酚A型環氧化合物;Celloxide 2021 (商品名,Daicel化學工業(股)製造)、Araldite CY175、AralditeCY179(商品名,CibaJapan (股)製造) 等脂環式環氧化合物;YL-933 (商品名,三菱化學(股) 製造)、EPPN-501、EPPN-502 (商品名 ’ Dow Chemical (股) 製造)等三羥基苯基曱烷型環氧化合物;YL_6〇56、 YX-4000、YL-6121 (商品名,三菱化學(股)製造)等聯 二甲酚型或聯苯酚型環氧化合物或者該些化合物的混合 物;EBPS-200 (商品名,日本化藥(股)製造)、Ερχ·3〇 (商品名,ADEKA (股)製造))、ΕΧΑ-1514 (商品名, DIC (股)製造)等雙酚s型環氧化合物;JER157S (商品 名,二菱化學(股)製造)等雙酚A酚酸型環氧化合物; YL-931 (商品名,三菱化學(股)製造)、Araldite 163 (商 品名,Ciba Japan (股)製造)等四苯酚基乙烷 27 201137058 (tetraphenylolethane)型環氧化合物;ΑΓα1_ρτ81〇 (商 品名,Ciba Japan (股)製造)、TEpic (商品名,日產化 子工業(版)製造)專雜環式環氧化合物;Hp_4〇32、 EXA-4750、EXA-4700 (商品名,dic (股)製造)等含萘 環氧化合物;HP-7200、HP-7200H、HP-7200HH (商品名, DIC (股)製造)等具有二環戊二稀骨架的環氧化合物等。 該些環氧樹脂中,若使用Techmore VG3101L (商品 名,二井化學(股)製造)’則對各種基板的密著性高,故 而較佳。 本發明的喷墨用墨水中使用的環氧樹脂可為丨種,亦 可為2種以上的混合物。 若環氧樹脂的含量為喷墨用墨水總量的〇 5 wt%〜2〇 wt%,則所得硬化膜對各種基板的密著性提高,因此較佳, 更佳為 0.5 wt%〜10 wt°/〇,尤佳為 〇.5 wt%〜7 wt%。 1.8.環氧樹脂(G)以外的熱硬化性化合物(η) 本發明的喷墨用墨水可含有環氧樹脂(G)以外的熱 硬化性化合物(H>本發明中,熱硬化性化合物只要是具 有可熱硬化的g能基的化合物,則並無特別限定,可列舉 雙順丁烯二醯亞胺(bismaleimide)、酚樹脂、三聚氰胺 (melamine)樹脂、環氧硬化劑等。 本發明的硬化性組成物中使用的熱硬化性化合物可為 1種,亦可為2種以上的混合物。 若熱硬化性化合物的含量為喷墨用墨水總量的〇5 wt%〜20 wt%,則所得硬化膜的耐熱性提高,因此較佳, 28 201137058 更佳為0,5 wt%〜10 wt%,尤佳為〇 5感〜7加%。 1.8.1.雙順丁烯二醯亞胺 雙順丁烯二醯亞胺例如可列舉下述通式(6)所表示的 化:物。下述通式(6)所表示的雙順丁稀二酿亞胺例如是 使二胺與酸酐反應而獲得的化合物。201137058 X L ~60 wt% ‘Specially 50 wt%~6〇 wt〇/〇. I.2. Monofunctional (fluorenyl) acrylate (B) If the inkjet ink of the present invention contains a monofunctional (meth) acrylate (B)', the viscosity of the inkjet ink of the present invention can be lowered, and The transmittance, strength, and adhesion to the substrate of the obtained cured film also became good. The monofunctional (meth) acrylate (B) is not particularly limited as long as it has only one (meth) acryl fluorenyl group as a functional group, but is preferably a monofunctional (fluorenyl) acrylate having an ester moiety as an alkyl group. (B), more preferably, the ester moiety is an alkyl group having 1 to 6 carbon atoms, particularly preferably an alkyl group having an ester moiety of 2 to 4 carbon atoms, particularly preferably an alkyl group having an ester moiety of 4 carbon atoms ( Methyl) acrylate (b). Specific examples of the monofunctional (fluorenyl)acrylic acid (B) include (fluorenyl) cyclohexyl acrylate, n-hexyl (decyl) acrylate, and dicyclopentenyl (dicyclopentenyl). Meth)acrylate), dicyclopentenyloxy ethyl (meth)acrylate, dicyclopentanyl (meth)acrylate, (methyl) Isobornyl (meth)acrylate, (meth)acrylate, 2-methyl-2-adamantyl (meth)acrylate, (mercapto) 2-ethyl-2_adamantyl (meth)acrylate, 3,5-dimercapto-7-(meth)acrylic acid-based vinegar (3,5- Dimethyl-7-hydroxy adamantyl (meth)acrylate), 3-hydroxy-1-(meth)acryloyloxy adamantane, (mercapto) propylene 3-Hydroxy-l-adamantyl (meth)acrylate, ethylcyclopentyl 15 (Metalpentyl 15 201137058 (11^11) 3 ( ^ by 6), 3, 5 - two classics -1,5-dihydroxy-l-(meth)acryloyloxy adamantane, (hydrocarbyl) tetrahydrofurfuryl (meth)acrylate, Caprolactone modified (indenyl) tetrahydrofurfuryl acrylate, N-(meth)acryloyloxyethyl hexahydrophthalimide, Cyclic trihydromercaptopropane n-(mercapto) acrylate, γ-butyrolactone (meth)acrylate, valenceronone (meth) acrylate vinegar (mevalonolactone (meth)acrylate), cyclic quinone imine (methyl) acetoacetate S, (phenyl) meth acrylate, (methyl) propyl acrylate (benzyl (meth)acrylate), (meth)acrylate methylphenoxyethyl (meth)acrylate, (meth)acrylic acid 2-phenoxyethyl (meth) Acrylate), ethylene oxide and/or propylene oxide addition monomer of 2-phenoxyethyl (meth)acrylate, 4-tert-butylcyclohexyl (meth)acrylate, cyclohexyl Sterol mono(mercapto) acrylate, 2-hydroxy-3-phenoxypropyl (meth)acrylate, decyl acrylate, ethyl acrylate ) n-propyl acrylate, isopropyl (meth) acrylate, isoamyl (mercapto) acrylate, isobutyl acrylate (meth) acrylate, n-butyl (meth) acrylate, (mercapto) acrylic acid Butyl ester, (decyl) tert-butyl acrylate, amyl (meth) acrylate, heptyl (meth) acrylate, octyl (meth) acrylate, isooctyl (mercapto) acrylate, (fluorenyl) Acrylic acid 2-ethylhexyl acrylate, (decyl) decyl acrylate, decyl decyl acrylate, isodecyl acrylate, lauryl (meth) acrylate Laurel vinegar, (mercapto) stearyl acrylate, 2-hydroxyethyl ketone (meth) acrylate, 2- propyl propyl acrylate (meth) 2011, (meth) acrylate, 4 butyl butyl acrylate,丨, 4_cyclohexene dimethanol mono(indenyl) acrylate, (mercapto)acrylic acid 2-carbyl-3-phenoxypropyl ester, 2-mercaptoethyl (meth) acrylate, (曱基)Acrylic 2_ Oxyethyl ester, 3-methoxybutyl (meth)acrylate, 2-butoxyethyl (meth)acrylate, ethyl diethylene glycol (meth) Acrylate), methyl dipropylene glycol (meth)acrylate, dipropylene glycol mono(decyl)acrylate, glycerol mono(n-yl)acrylate (glycer〇1 m〇n〇( Meth)aCrylate ), triflu〇r〇ethyl (meth)acrylate, glycidyl (meth)acrylate, (mercapto)acrylic acid 3,4 - 3,4-epoxycyclohexyl (meth)acrylate, methyl glycidyl (meth) acrylate, 3-mercapto-3-(indenyl) propylene fluorenyl oxirane 3-methyl-3-(meth)acryloyloxy methyl oxetane, 3-ethyl-3-(methyl)propenyl fluorenyloxy oxetane, 3-mercapto-3-(methyl) propylene Oxyloxyethyloxetane, 3-ethyl-3-(indenyl)propenyloxyethyloxeane, 2-phenyl-3-(methyl)propene oxime Oxygen heterocycle Burned, 2-trifluoromethyl-3-(methyl)propyl decyloxy oxirane oxetane, 4-trifluoromethyl-2-(indenyl) propylene oxime oxirane oxetane Alkyl, (3-ethyl-3-oxetanyl)methyl (meth)acrylate, decyl polycaprolactone Mono-(methyl) acrylate (ω-carboxy p〇lyCapr〇iact〇ne mono(meth)acrylate), succinic acid mono [2-(methyl) propylene methoxyethyl ester] (mono[2-( Meth)acryloyl〇xyethyl]succinate ), cis-butanyl acid 17 201137058 Soap (methyl) propylene methoxyethyl ester] (mono[2-(meth)acryl0yl〇xyethyl]maleate ) and acid phosphate 2-(曱Base) acrylonitrile acetoacetate (2_(meth)aeryl〇ylqing her ^ _ phosphate), and (meth)acrylic acid. These monofunctional (meth) propyl riding k-notes, if using (meth)acrylic acid cyclohexyl (meth) propylene hydride, succinyl succinic acid, Methyl) acetoacetic acid, methacrylic acid, (meth)acrylic acid, third butyl vinegar, (meth) acrylic acid, propylene acrylate, (meth) propylene vinegar, (meth) acrylate Ethyl vinegar or (meth) bismuth acrylate S is used to coat the composition by the inkjet method, and the balance between the discharge property, the photocurability, the transmittance of the obtained cured film, and the adhesion to the substrate is changed. Good. From these viewpoints, it is more preferred to be n-butyl (meth)acrylate, isobutyl S(meth)acrylate, (3) g (meth)acrylic acid, or (indenyl) propylene glycol.曰, (mercapto) isopropyl acrylate, (mercapto) acryl vinegar, especially preferably (mercapto) n-butyl acrylate, (butyl) (meth) acrylate, preferably (methyl) N-butyl acrylate. The monofunctional (fluorenyl) acrylate (B) may be one type or a mixture of two or more types. If the content of the monofunctional (meth) acrylate (B) is 20 wt% to 60 wt% of the total amount of the ink for inkjet of the present invention, it can be adjusted to have a viscosity in accordance with the use used, and therefore it is preferable. More preferably, it is 25 wt% to 50 wt%, particularly preferably 30 wt% to 45 wt%, particularly preferably 30 wt% to 40 wt%, in consideration of balance with other characteristics. 1.3. Photopolymerization initiator (C) The inkjet ink of the present invention contains a photopolymerization initiator (C). Light condensing 201137058 The initiator (c) is not limited as long as it can be produced from the gamma-based compound by irradiation with ultraviolet light or visible light, but is preferably α-pyridylbenzene-photopolymerization. The initiator or the sulfhydryl oxidized (iv) photopolymerization initiator is more preferably a fluorenyl phosphine oxide-based compound from the viewpoint of photocurability and transmittance of the obtained cured film. Specific examples of the photo-initiator (c) include benzophenone, Michieris ket〇ne, 4 4, bis(diethylamino)benzophenone, Xanth〇ne, thioxanthone, isopropyl ketone, 2,4-diethyl- ketoxime, 2-ethyl amhraquinone, acetophenone 〇phenone ), 2-hydroxy-2-methylpropiophenone, 2-hydroxy-2-methyl-4'-isopropylpropiophenone, ι-hydroxycyclohexyl 1-hydroxy cyclohexyl phenylketone, isopropyl benzoin ether, isobutyl benzoate, 2,2-diethoxyacetophenone, 2,2-dimethoxy-2 -Phenylacetophenone, camphorquinone, benzathrone, 2-methyl-1-[4-(indolyl)phenyl]-2-infrared-propyl-l_ 2-methyl-1 -[4-(methylthio)phenyl]-2-morpholinopropan-1 -one ), 2-^-yl-2-dimethylamino-1-(4-) 2-benzyl-2-dimethylamino-1 -(4-morpholinophenyl)-butan one-1 ), 4-dimethylaminoethyl citrate, 4-di Isoamyl benzoate, 4,4'-di(t-butyl peroxycarbonyl)benzophenone, 3,4,4' -Tris(t-butylperoxy)dibenzophenone, 3,3',4,4'-tetrakis(t-butylperoxycarbonyl)benzyl, 19 201137058 3,3',4 , 4'-tetrakis (tertiary hexylperoxycarbonyl)dioxanone, 3,3,-di(decyloxycarbonyl)-4,4'-di(t-butylperoxycarbonyl)dibenzophenone , 3,4,-di(decyloxycarbonyl)-4,3·-bis(t-butylperoxycarbonyl)benzophenone, 4,4,-di(decyloxy)-3, 3'-di(t-butylperoxy) benzophenone, 2-(4,methoxystyryl)-4,6-bis(trichloromethyl)-s-triazine (2-( 4-methoxystyryl)-4,6-bis(trichloromethyl)-s-triazine ), 2-(3',4'-dimethoxystyryl)_4,6-bis(triseodecyl)s-triazine , 2-(2',4'-dimethoxystyryl)_4,6-bis(triseodecyl)-s-triazine, 2-(2'-nonyloxystyryl)_4,6 · bis(trismethyl) s-triazine, 2_(4,-pentyloxystyryl)-4,6-bis(trichloromethyl)-s-triazine, 4-[p-anthracene, fluorene -two( Oxyk-indenyl)]-2,6-di(trimethane)-homogeneous, 1,3-bis(trimethylsulfonyl)-5-(2'-gasphenyl)-all three Pyrazine, l,3-bis(trimethylsulfonyl)-5-(4,-decyloxyphenyl)-s-triazine, 2-(p-dimethylaminostyryl)benzoxazole (2 -(p-dimethylamino styryl)benzoxazole), 2-(p-dimethylamino styrylbenzobenzo), 2-mercaptobenzothiazole (2-(p-dimethylamino styryl)benzothiazole) Mercapto benzothiazole ), 3,3'-carbonyl bis(7-diethylamino coumarin), 2-(o-phenyl)-4, 4',5,5'-tetraphenyl-1,2,-biimidazole (2-(o-chlorophenyl)-4,4',5,5'-tetraphenyl-l,2'-biimidazole), 2J- Bis(2-phenylphenyl)-4,4',5,5'-tetrakis(4-ethoxycarbonylphenyl)-1,2'-biimidazole, 2,2'-bis(2,4- Diphenyl) 4,4',5,5'-tetraphenyl-1,2'-biimidazole, 2,2·-bis(2,4-dibromophenyl)-4,4', 5,5'-tetraphenyl-1,2'-biimidazole, 2,2'-bis(2,4,6-trisphenyl)-4,4',5,5'-tetraphenyl- 1,2'-biimidazole, 3-(2-methyl-2-201137058-monodecylaminopropyl 3-(2-niethyl-2-dimethylamino propionyl)carbazole, 3,6-bis(2-methyl-2-morpholinylpropanyl)_9-n-dodecylcarbazole , 1-hydroxycyclohexyl phenyl ketone, bis(η5-2,4-cyclopentadien-1-yl)-bis(2,6-difluoro-3-(1Η-σ ratio 11 _1-yl) )-phenyl) titanium (bis(n5-2,4-cyclopentadien-l-yl)-bis(2,6-difluoro-3-(lH-pyr rol-l-yl)-phenyl)titanium), double 2,4,6-trimercaptophenylhydrazine;) phenylphosphine oxide and 2,4,6-trimethylbenzimidyldiphenylphosphine oxide. Wherein 'preferably 2-hydroxy-2-methylpropiophenone, 2-carbyl-2-indolyl-4,-isopropylpropiophenone, 1-hydroxycyclohexyl phenyl ketone, bis(2,4, 6_trimercaptobenzylidene)phenylphosphine oxide and 2,4,6-trimercaptophenylphosphonium diphenylphosphine oxide, preferably 2,4,6-tridecyl alum Diphenylphosphine oxide. The photoinitiator (C) may be one type or a mixture of two or more types. When the content of the photopolymerization initiator (C) is from 1 wt% to 20 wt% based on the total amount of the ink for inkjet of the present invention, the photocurability to ultraviolet rays is excellent, and the obtained cured film has high transmittance, so Preferably, it is 2 wt% to 15 wt%, and more preferably 3 wt% to 1 wtwt/〇. 1.4. Surfactant having photocrosslinkable functional group (D) The ink for inkjet of the present invention contains an interfacial active agent (D) having a photocrosslinkable functional group. The component (D) improves the water repellency of the surface of the obtained cured film and has a light-crossing official silk, thereby suppressing the unevenness of the diameter and height of the microlens formed by the ink jet method. When the (4) component, (8) the knives (C) component, and the (9) component are formed by ultraviolet rays (ultravi〇let, uv), a crosslinked copolymer is formed, and it is considered that an alignment is formed on the surface of the cured film. D) The structure of the hydrophobic portion. Therefore, it is considered that the water contact angle of the cured film is higher than that of the cured product of the component (A), the component (B), and the component (6) due to the presence of the surfactant (D). Further, the surfactant (D) is crosslinked with the component (A), the component (b), the component (C) or the surfactant (D) by a photocrosslinkable functional group, and the surfactant (D) does not. Since it oozes out from the hard, it is considered that a stable contact angle is maintained even in the case where the droplet for forming the microlens is in contact with the coating film. It is generally considered that the above influence on the unevenness of the diameter and height of the microlens. The surfactant (D) having a photocrosslinkable functional group may be at least selected from the group consisting of ethylene bromide, oxetane, acrylonitrile and methyl propylene. A Zeiss interfacial surfactant and a fluorine-based surfactant which are photocrosslinkable functional groups. In view of the suitability of the copolymer, an interfacial activator having an acrylonitrile group and/or a methyl propyl group is more preferable. A surfactant having a (f-) group as a photo-crosslinkable functional group is commercially available as RS_72K manufactured by DIC. (9) which has a photocrosslinkable functional group used in the ink for inkjet, may be one kind of compound, or may be a compound. The content of the cross-linking: the water repellency of the surface: : Microparticles formed by = 2 of the lens: === ink method 2011 2011058 i.5. Polymerization inhibitor (E) The inkjet ink of the present invention contains a polymerization inhibitor (E) for the purpose of improving storage stability. Specific examples of the polymerization inhibitor include 4-methoxyphenol, hydroquinone, and phenothiazine. Among these polymerization inhibitors, phenothiazine is preferred because the viscosity of the phenothiazine is small even in long-term storage. Further, the polymerization inhibitor used in the inkjet ink of the present invention may be one or a mixture of two or more. If. The content of the polymerization is the same as the total amount of the ink for inkjet printing. The weight of the inkjet ink is also wt/0 to 1 wt% 'Bei,] even in the long-term storage, the viscosity increases, and it is difficult to consider the balance with other characteristics. , more wt% ~ 0.5 wt%, especially preferably 0.01 wt / 〇 ~ (U wt%. Bu '1.6. Solvent (F) properties ί ink ink can be used without damage to inkjet coating The solvent (F) is contained in the range of the mouth. The drought and the strong solvent solvent 'the point of the Buddha's point is 1 〇〇ΐ to 3 s = = the squirting property at the time of inkjet coating is good, and it is preferable. In the case of (4), it is preferable that the specific example of the solvent of HKTC to C is butyl phthalate, ethyl lactate, erythroic acid methyl g, oxy butyl butyl acetate, methoxy Ethyl acetate - acetophenone, acetoacetate, ethoxymethyl meth, methoxy m 曰 6 methyl acetate, ethoxy acetic acid 23 201137058 decyl propionate, 3-oxypropionic acid Ethyl ester, methyl 3-methoxypropionate, ethyl 3-methoxypropionate, decyl 3-ethoxypropionate, ethyl 3-ethoxypropionate, methyl 2-oxopropionate , 2-oxypropionic acid ethyl ester, 2-oxypropionic acid propyl ester, 2_A Ethyl propyl propionate, ethyl 2-methylpropionic acid propionate, propyl 2-nonoxypropionate, decyl 2-ethoxypropionate, ethyl 2-ethoxypropionate, 2-oxyl Methyl 2-methylpropionate, ethyl 2-oxo-2-mercaptopropionate, methyl 2-decyloxy-2-mercaptopropionate, 2-ethoxy-2-mercaptopropyl Ethyl acetate, methyl pyruvate, ethyl acetonate, propyl pyruvate, decyl acetate, ethyl acetate, methyl 2-oxobutanoate, 2-oxobutyric acid, two恶 烧, ethylene glycol, diethylene glycol, triethylene glycol, propylene glycol, dipropylene glycol, tripropylene glycol, 1,4·butanediol, ethyl isopropyl alcohol, isopropylidene monobutyric acid, Propylene glycol monoterpene, propylene glycol monomethyl ether acetate, propylene glycol monoethyl ether acetate, propylene glycol monopropyl ether acetate, dipropylene glycol soap ether acetate, dipropylene glycol monobutyl ether acetate, ethylene glycol monobutyl ether Acetic acid vinegar, cyclohexanone, cyclopentanone, diethylene glycol monoterpene ether, diethylene glycol monomethyl ether ester, diethylene glycol monoethyl ether, diethylene glycol monoethyl ether acetate Ester, diethanol monobutyl ether, diethylene glycol monobutyl ether acetate Diethylene glycol dioxime ether, ethylene glycol diethyl _, diethylene glycol decyl ether, fluorene benzene, diterpene, benzene (amS〇le), γ-butane, N, N-dimethyl N,N_dimeth N-methylpyrrolidone (N-methyl-2-pyrrolidoil· and dimethyl imidazolidinone. 2 kinds of solvent used in ί ink can be one kind It is also preferable that the solvent (F) / (iv) ink is preferably coated with a boiling point of 50 wt% or more for the total amount thereof; 24 201137058 11~^ and the surface tension under the pit is ^ Hemp, two ^ total of 1 Qin. More preferably, 1 0 ′ is preferably 1 wt% to 40 wt 〇/0, taking into account the balance with other characteristics. I.7. Epoxy Resin (G) The human right ink may have a % of a latex resin (6) as a thermosetting resin in order to increase the strength of the obtained cured film. The epoxy resin is a compound having at least one epoxide group represented by the formula (2-1) and the second formula (hereinafter, simply referred to as "clothing, ', structure") in one molecule. There is no particular limitation. Δα (2-1) (2*2) Specific examples of the epoxy resin include a novolac type (phenol novolak type, an anthraquinone novolak type), a bisphenol form, a bisphenol F type, and a hydrogenated bisphenol type. Hydrogenated bisphenol F type, bisphenol s type, triphenol decane type, tetraphenol ethane type, bisphenol (bixylen〇l) type, biphenol bi (biphen〇1) type, alicyclic type An epoxy compound, in addition, an epoxy compound having a dicyclopentadiene skeleton or a naphthalene bone, preferably a phenolic type, a bisphenol A type, and a bisphenol F type ring 25 201137058 oxygen compound, of which bisphenol A is particularly preferred. Type and bisphenol F type epoxy compound. The epoxy resin can be produced by a known method, and is also commercially available. Examples of commercially available products include N, N, N', N, -tetraglycidyl-m-diphenylene diamine, and 1,3-bis(N,N-diglycidylamino) ring. Hexane, ν, Ν, Ν·, Ν'-tetraglycidyl-4,4,-diaminodiphenyl decane; Techmore VG3101L (trade name, manufactured by Mitsui Chemicals Co., Ltd.), Epikote 828, Epikote 834, Epikote 1001, Epikote 1004 (trade name, manufactured by Mitsubishi Chemical Corporation), Epicron 840, Epicron 850, Epicron 1050, Epicron 2055 (trade name, manufactured by DIC), Epotohto YD-011, Epotohto YD-013 , Epotohto YD-127, Epotohto YD-128 (trade name, manufactured by Tohto Kasei Co., Ltd.), 0 Weier 317, 0.11.331, 0 Wei. 11.661, DER664 ((trade name, manufactured by Dow Chemical) ), Araldite 6 (m, Araldite 6084, Araldite GY250, Araldite GY260 (trade name, manufactured by Ciba Japan), Sumi-Epoxy ESA-011, Sumi-Epoxy ESA-014 'Sumi-Epoxy ELA-115 ' Sumi- Epoxy ELA-128 (trade name, manufactured by Sumitomo Chemical Industries Co., Ltd.), AER330, AER331, AER661, AER664 (trade name) Bisphenol A type epoxy compound such as Asahi Kasei Industrial Co., Ltd.; 152, 154 (trade name, manufactured by Mitsubishi Chemical Corporation), DER431, DER438 (trade name, manufactured by Dow Chemical Co., Ltd.), Epicron N -730, Epicron N-770, Epicron N-865 (trade name, manufactured by DIC), Epotohto YDCN-70, Epotohto YDCN-704 (trade name, manufactured by Dongdu Chemical Co., Ltd.), Araldite ECN1235, Araldite ECN1273, Araldite ECN1299 (trade name, manufactured by Ciba Japan), XPY307, 26 201137058 ——· · - IT --* EPPN-201' EOCN-1025 ' EOCN-1020' EOCN-104S' RE-306 (trade name, Nippon Chemical Co., Ltd., Sumi-EpoxyESCN-195X, Sumi-Epoxy ESCN-220 (trade name, manufactured by Sumitomo Chemical Industries Co., Ltd.), AERECN-235, AERECN-299 (trade name, ADEKA (share) Manufacture of phenolic epoxy compounds; Epicron 830 (trade name, manufactured by DIC), JER807 (trade name, manufactured by Mitsubishi Chemical Corporation), Epotohto YDF-ΠΟ (trade name, manufactured by Tohto Kasei Co., Ltd.) ), YDF-175, YDF-20 (H, YDF-2004, Araldite XPY306) Bisphenol F type epoxy compound such as (trade name 'Ciba Japan Co., Ltd.); hydrogenated bisphenol A such as Epotohto ST-2004, Epotohto ST-2007, Epotohto ST-3000 (trade name, manufactured by Tohto Kasei Co., Ltd.) Epoxy compound; alicyclic epoxy compound such as Celloxide 2021 (trade name, manufactured by Daicel Chemical Industry Co., Ltd.), Araldite CY175, Araldite CY179 (trade name, manufactured by Ciba Japan); YL-933 (trade name, Mitsubishi) Chemical (share) manufacturing), EPPN-501, EPPN-502 (trade name 'Dow Chemical (manufactured)) and other trihydroxyphenyl decane type epoxy compounds; YL_6〇56, YX-4000, YL-6121 (product Name, manufactured by Mitsubishi Chemical Co., Ltd.), a bisphenol type or a biphenol type epoxy compound or a mixture of these compounds; EBPS-200 (trade name, manufactured by Nippon Kayaku Co., Ltd.), Ερχ·3〇 ( Commodity name, ADEKA (manufactured by ADEKA), ΕΧΑ-1514 (trade name, manufactured by DIC), bisphenol s type epoxy compound; JER157S (trade name, manufactured by Mitsubishi Chemical Co., Ltd.) Phenolic acid type epoxy compound; YL-931 (trade name, three Tetraphenol ethane 27 201137058 (tetraphenylolethane) type epoxy compound; ΑΓα1_ρτ81〇 (trade name, manufactured by Ciba Japan), Araldite 163 (trade name, manufactured by Ciba Japan Co., Ltd.) TEpic (trade name, manufactured by Nissan Chemical Co., Ltd.) special heterocyclic epoxy compound; Hp_4〇32, EXA-4750, EXA-4700 (trade name, manufactured by dic) and other naphthalene-containing epoxy compounds; An epoxy compound having a dicyclopentadiene skeleton such as HP-7200, HP-7200H, or HP-7200HH (trade name, manufactured by DIC). Among these epoxy resins, Techmore VG3101L (trade name, manufactured by Mitsui Chemicals Co., Ltd.) is preferred because it has high adhesion to various substrates. The epoxy resin used in the inkjet ink of the present invention may be a ruthenium or a mixture of two or more kinds. When the content of the epoxy resin is 〇5 wt% to 2 Å by weight based on the total amount of the ink for inkjet, the adhesion of the obtained cured film to various substrates is improved, and therefore it is preferably 0.5 wt% to 10 wt. °/〇, especially preferably 〇.5 wt%~7 wt%. 1.8. Thermosetting compound (η) other than the epoxy resin (G) The inkjet ink of the present invention may contain a thermosetting compound other than the epoxy resin (G) (H), in the present invention, the thermosetting compound may be The compound having a heat-curable g-energy group is not particularly limited, and examples thereof include bismaleimide, a phenol resin, a melamine resin, an epoxy curing agent, and the like. The thermosetting compound to be used in the curable composition may be one type or a mixture of two or more types. If the content of the thermosetting compound is 〇5 wt% to 20 wt% of the total amount of ink for inkjet, The heat resistance of the obtained cured film is improved, so that it is preferably 28,370,58,58, more preferably 0,5 wt% to 10 wt%, and more preferably 〇5 sense to 7 wt%. 1.8.1. Bis-butylene diimide The di-n-butylene diimide is, for example, a compound represented by the following formula (6): The di-cis-butyl di-iminoimide represented by the following formula (6) is, for example, a diamine and an acid anhydride. A compound obtained by the reaction.
式(6)巾,R 0及R12分別獨立地為氮或甲基,r11為 下述通式(7)所表示的二價基團。 ” 〜R13—X—R14—⑺ 式(7)中’ R3及R14分別獨立地為不連續的任 曱基可經氧取代的碳數1〜18的靴基、具有可 & 基的芳香環的二價基團、或者可具有取代基的亞^烧美。 上述芳香環及亞環烷基中的取代基例如可列舉綾 基、碳數1〜5的絲、碳數丨〜5狀氧基。就所^硬^ 29 201137058 膜的耐熱性向的方面而言,較佳為R13及R14分別獨立地為 下述任一化學式所表示的二價基團。 <> <x> 〇t>^ 4s -〇°〇°〇 式(7)中,X為下述任一化學式所表示的二價基團。In the formula (6), R 0 and R 12 are each independently a nitrogen or a methyl group, and r 11 is a divalent group represented by the following formula (7). R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R The valence group or the substitutable group which may have a substituent. Examples of the substituent in the aromatic ring and the cycloalkylene group include a mercapto group, a filament having 1 to 5 carbon atoms, and a carbon number 55-oxy group. In the aspect of heat resistance of the film, it is preferred that R13 and R14 are each independently a divalent group represented by any one of the following chemical formulas. <><x>〇t> 4s - 〇 ° ° ° In the formula (7), X is a divalent group represented by any of the following chemical formulas.
一CH2—One CH2—
<fH3 -C- ch3<fH3 -C- ch3
—Θ 一—Θ一
雙順丁歸二醯亞胺可為1種,亦可為2種以上的混合 物。 1.8.2酚樹脂 紛樹脂較佳為使用藉由具有雜祕的芳香族化合物 與酸類雜合反應而獲得__脂、乙烯基苯酴的均聚 物(包括氫化物)、乙烯基苯酚與可與其共聚合的化合物的 30 201137058 1 乙烯基苯酚系共聚物(包括氫化物)等。 具有酚性羥基的芳香族化合物,可列舉:苯酚、鄰甲 酚、間曱酚、對曱酚、鄰乙基苯酚、間乙基苯酚、對乙基 苯酚、鄰丁基苯酚、間丁基苯酚、對丁基笨紛、鄰二甲酚、 2,3-二曱酚、2,4-二曱酚、2,5-二曱酚、3,4-二曱酚、3,5-二 甲盼、2,3,5-三曱基苯酚、3,4,5-三曱基苯酚、對苯基苯酚、 間苯二盼(resorcin〇l)、本卜、口年/ ^、對苯二酚單曱謎、 鄰苯三酚(pyr〇gall〇l)、雙酚A、雙酚F、含有萜烯(terpene) 骨‘的一苯盼、沒食子酸、沒食子酸自旨、(X-萘盼 (α-napluhol)、β-萘盼等。 酸類可列舉:曱酸( formaldehyde )、對曱搭、糠搭 (furfural )、苯甲搭、硝基苯曱搭(nitr〇benzaldehyde )、 乙路(acetaldehyde)等。 可與乙烯基苯酚共聚合的化合物可列舉:(甲基)丙烯 酸或其衍生物、苯乙烯或其衍生物、順丁烯二酸酐、乙酸 乙稀S旨、丙烯腈(acrylonitrile )等。 酚樹脂的具體例可列舉:Resitop PSM-6200 (商品名, 群榮化學(股)製造)、ShonolBRG-555 (商品名,昭和高 分子(股)製造)、Maruka Lyncur MS-2P、Maruka Lyncur CST70、Maruka Lyncur PHM-C(商品名,丸善石油化學(股) 製造)。 酚樹脂可為1種,亦可為2種以上的混合物。 1.8.3.二聚亂胺樹脂 三聚氰胺樹脂只要是藉由三聚氰胺與曱醛的聚縮合而 31 201137058 製造的樹脂,則並無特別限定,可列舉羥甲基三聚氰胺、 鍵化經甲基三聚氰胺、苯代三聚氰胺(benzQg刪細㈣、 ,甲基苯代三聚氰胺、_化經甲基苯代三聚氰胺、以及其 等的縮合物等。該些三聚氰麟脂+,就所得硬化膜的财 化學品性良好的方面而言,較佳為醚化羥甲基三聚氰胺。 二聚氰胺樹脂的具體例可列舉:Nikalac MW-30、 MW-30HM、MW-390、MW-100LM、MX-750LM (商品名,The dicis-butane diimine may be one type or a mixture of two or more types. 1.8.2 The phenol resin is preferably a homopolymer (including a hydride), a vinyl phenol and a phenol which can be obtained by heterozygous reaction of an aromatic compound with an acid. 30 201137058 1 a vinyl phenol-based copolymer (including a hydride) or the like. Examples of the aromatic compound having a phenolic hydroxyl group include phenol, o-cresol, m-cresol, p-nonylphenol, o-ethylphenol, m-ethylphenol, p-ethylphenol, o-butylphenol, and m-butylphenol. , butyl butyl, o-xylenol, 2,3-dioxanol, 2,4-dioxanol, 2,5-dioxanol, 3,4-dioxanol, 3,5-dimethyl Hope, 2,3,5-tridecylphenol, 3,4,5-tridecylphenol, p-phenylphenol, resorcin〇l, borax, oral/^, p-phenylene Phenol monoterpene, pyrogallol (pyr〇gall〇l), bisphenol A, bisphenol F, terpene containing terpene, gallic acid, gallic acid, (X-naphthene (α-napluhol), β-naphthene, etc. Examples of acids include: formaldehyde, hydrazine, furfural, benzoquinone, nitrobenzoquinone (nitr〇benzaldehyde) ), acetaldehyde, etc. The compound copolymerizable with vinyl phenol may, for example, be (meth)acrylic acid or a derivative thereof, styrene or a derivative thereof, maleic anhydride or ethyl acetate Acrylonitrile, etc. For example, Resitop PSM-6200 (trade name, manufactured by QunRong Chemical Co., Ltd.), Shonol BRG-555 (trade name, manufactured by Showa Polymer Co., Ltd.), Maruka Lyncur MS-2P, Maruka Lyncur CST70, Maruka Lyncur PHM -C (trade name, manufactured by Maruzen Petrochemical Co., Ltd.). The phenol resin may be one type or a mixture of two or more types. 1.8.3. Dimerization of the amine resin The melamine resin is made up of melamine and furfural. The resin produced by the polycondensation of 31 201137058 is not particularly limited, and examples thereof include methylol melamine, bonded methyl melamine, benzomelamine (benzQg fine (4), methyl phenyl melamine, _ A benzoic melamine, a condensate thereof, etc. These melamines are preferably etherified methylol melamine in terms of good chemical properties of the obtained cured film. Specific examples of the amine resin include Nikalac MW-30, MW-30HM, MW-390, MW-100LM, and MX-750LM (trade names,
Sanwa Chemical (股)製造)。 三聚氰胺樹脂可為1種,亦可為2種以上的混合物。 1·8·4·環氧硬化劑 本發明的噴墨用墨水可為了進一步提高所得硬化膜的 耐化學品性而含有環氧硬化劑。環氧硬化劑較佳為酸酐系 硬化劑、聚胺系硬化劑等。 酉文酐系硬化劑可列舉:順丁稀二酸酐、四氫鄰苯二甲 酸酐、六氫鄰苯二曱酸酐、曱基六氫鄰苯二曱酸酐、六氫 偏苯三曱酸酐、鄰苯二曱酸酐、偏苯三甲酸酐、苯乙烯_ 順丁烯二酸酐共聚物等。 聚胺系硬化劑可列舉:二亞乙基三胺(diethylene triamine)、三亞乙基四胺(triethylene tetramine)、四亞乙 基五胺(tetraethylene pentamine )、二氰二胺 (dicyandiamide )、聚醯胺胺(聚醯胺樹脂)、酮亞胺 (ketimine)化合物、異佛爾酮二胺(isophorone diamine)、 間二甲苯二胺、間亞苯基二胺、1,3-雙(胺基曱基)環己烷、 胺基乙基派嗪(N-aminoethyl piperazine)、4,4’-二胺基二 32 201137058 苯基甲燒、4,4,-二胺基_3,3,_二乙基二苯基甲烧、二胺基二 本基确[等。 環氧硬化劑可為丄種,亦可為2種以上的混合物。 1.9.阻燃劑(I) 本發明的喷墨用墨水可含有阻燃劑(1)。若含有阻燃 劑,則所得硬化膜的阻燃性高,故而較佳。阻燃劑只要是 可賦予阻燃性的化合物,則並無特別限定,但就低有毒性、 低公害性及安全性的觀點而言,較佳為使用有機磷系阻燃 劑。 有機磷系阻燃劑可列舉··磷酸三苯酯(triphenyl phosphate)、磷酸三曱苯酯(tricresyl phosphate)、鱗酸三(二 曱苯)醋(trixylenyl phosphate)、磷酸甲苯基苯酯(cresyl phenyl phosphate)、磷酸 2_乙基己基二苯酯(2-ethyl hexyl diphenyl phosphate)、9,10-二氫-9-氧雜·ΐ〇_碟雜菲_ι〇·氧化 物 ( 9,1 〇-dihydro-9-oxa_ 10-phosphaphenanthrene- 10- oxide) 、 10-(2,5_ 二羥基笨基 )-10H 冬氧雜-i〇_ 填雜菲 _1〇_氧 化物、縮合9,10-二氫-9-氧雜-10-磷雜菲-i〇_氧化物等。 阻燃劑中’就即使於將所得硬化膜曝露於高溫狀態的 情況,亦無阻燃劑滲出的方面而言,較佳為使用作為有機 填系阻燃劑的具有下述式(F·1)所表示的結構的化合物。 具有下述式(F-1)所表示的結構的化合物更佳為使用作為 縮合9,10-二氫冬氧雜-10-磷雜菲-10-氧化物的HFA-3003 (商品名,昭和高分子(股)製造)等下述通式(F-2)所 表示的化合物。 33 201137058Made by Sanwa Chemical (share)). The melamine resin may be used alone or in combination of two or more. 1·8·4·Epoxy curing agent The inkjet ink of the present invention contains an epoxy curing agent in order to further improve the chemical resistance of the obtained cured film. The epoxy curing agent is preferably an acid anhydride curing agent or a polyamine curing agent. Examples of the phthalic anhydride-based curing agent include cis-succinic anhydride, tetrahydrophthalic anhydride, hexahydrophthalic anhydride, mercaptohexahydrophthalic anhydride, hexahydrotrimellitic anhydride, and o Phthalic anhydride, trimellitic anhydride, styrene-maleic anhydride copolymer, and the like. Examples of the polyamine-based hardener include diethylene triamine, triethylene tetramine, tetraethylene pentamine, dicyandiamide, and polyfluorene. Amine (polyamide resin), ketimine compound, isophorone diamine, m-xylenediamine, m-phenylenediamine, 1,3-bis(amino guanidine) Base) cyclohexane, N-aminoethyl piperazine, 4,4'-diaminodi 32 201137058 phenylmethyl, 4,4,-diamino-3,3,_ Ethyldiphenylmethane, diaminediyl is indeed [etc. The epoxy hardener may be a ruthenium or a mixture of two or more kinds. 1.9. Flame Retardant (I) The inkjet ink of the present invention may contain a flame retardant (1). When the flame retardant is contained, the obtained cured film is preferred because it has high flame retardancy. The flame retardant is not particularly limited as long as it is a compound which imparts flame retardancy, but an organic phosphorus-based flame retardant is preferably used from the viewpoint of low toxicity, low pollution, and safety. Examples of the organophosphorus flame retardant include triphenyl phosphate, tricrasyl phosphate, trixylenyl phosphate, and cresyl phosphate. Phenyl phosphate), 2-ethyl hexyl diphenyl phosphate, 9,10-dihydro-9-oxa ΐ〇 碟 碟 菲 _ _ 氧化物 氧化物 氧化物 氧化物 氧化物〇-dihydro-9-oxa_ 10-phosphaphenanthrene- 10-oxide), 10-(2,5-dihydroxyphenyl)-10H oxazepine-i〇_filled phenanthrene 〇 氧化物 oxide, condensation 9,10 - Dihydro-9-oxa-10-phosphaphenanthrene-i〇-oxide. In the case of the flame retardant, it is preferable to use the following formula (F·1) as an organic filler-based flame retardant even in the case where the obtained cured film is exposed to a high temperature state and no flame retardant is exuded. ) a compound of the structure indicated. The compound having a structure represented by the following formula (F-1) is more preferably used as HFA-3003 (trade name, Showa) as a condensed 9,10-dihydrooxo-10-phosphaphenanthrene-10-oxide. A compound represented by the following formula (F-2), such as a polymer (manufactured by a polymer). 33 201137058
(F-2) 式(F-2)中,m為0〜2的整數,n為1〜3的整數, 且m + n為3。較佳為m為1或2,η為1或2,且m + n 為3。 阻燃劑可為1種,亦可為2種以上的混合物。此外, 以上所說明的阻燃劑可以公知的方法製造,另外亦如上述 昭和高分子(股)製造的HFA-3003那樣已有市售。 若阻燃劑的含量為喷墨用墨水總量的15 wt%〜30 wt%,則所得硬化膜的阻燃性提高,因此較佳,更佳為20 34 201137058 wt0/〇〜25 wt%。 1.10.其他具有自由基聚合性雙鍵的化合物 本發明的噴墨用墨水除了添加式⑴所表 (曱基)丙烯酸酯(A)及單官能(曱基)丙烯酸酯(B)~^ % 亦可於不損及喷墨印刷時的喷出性、光硬化性、所^仆 膜對基板的密著性、透料、強度的範加其:且 自由基聚合性雙鍵的化合物。 〃 其他具有自由基聚合性雙鍵的化合物的具體例可 舉:雙(羥基曱基)三環癸烷二(曱基)丙烯酸酯、三環癸烷二 羥曱基二(曱基)丙烯酸酯、雙酚FEO改質二(曱基)丙烯酸 酯、雙酚AEO改質二(曱基)丙烯酸酯、聚丙二醇二(甲基^ 丙烯酸酯、異三聚氰酸E〇改質二(甲基)丙烯酸酯、乙二醇 二(曱基)丙烯酸酯、四乙二醇二(曱基)丙烯酸酯、聚乙二醇 二(曱基)丙烯酸酯、1,4_ 丁二醇二(甲基)丙烯酸酯、1>6己 二醇二(甲基)丙烯酸酯、新戊二醇二(曱基)丙烯酸酯、(甲 基)丙烯酸二聚物、丁烯酸、.氣丙烯酸、肉桂酸、順丁烯 二酸、反丁烯二酸、N_乙烯基曱醯胺、聚曱基丙烯酸曱酯 巨單體、N-環己基順丁烯二醯亞胺、N_苯基順丁烯二醯亞 胺、苯乙烯、(甲基)丙烯醯胺、N,N-二甲基(曱基)丙烯醯胺、 N,N-二乙基(甲基)丙烯醯胺、n,N_二曱基胺基丙基(甲基) 丙烯醯胺、N-異丙基(曱基)丙烯醯胺、以及N-羥基乙基(曱 基)丙烯醯胺。 本發明的喷墨用墨水中使用的其他具有自由基聚合性 雙鍵的化合物可為1種,亦可為2種以上的混合物。 35 201137058 明的喷:用合性雙鍵的化合物的含量為本發 月的噴墨心水總量的(u wt% 所得硬倾對基㈣密著性 彡^硬化性 因此較佳’更佳為(U哪叫 錢好 。 。尤佳為 0·1 wt%〜5 M1.噴墨用墨水 1.11.1.喷墨用墨水的製備方法 本發明的嘴墨用墨水可難ώ 料的各成分混合而製備。#由_么知方法’將成為々 m时墨用墨讀料藉㈣上述⑷成分〜 二^及視需要的其他成分混合,將所得的溶液这 備°以上述方式製備的本發明喷墨用墨水的1 的噴出性優異。上述過遽時使用例如氟樹纖 1.11.2.噴墨用墨水的黏度 本發明的噴墨用墨水的以£型黏度計測定的25t下的 黏度為 1 mPa · s〜200 mPa · s,較佳為 2 mPa · s〜15〇 mpa . s ’尤佳為3 mPa · s〜loo mPa · s。若為上述黏度,則於利 用喷墨法來塗佈本發_喷卵墨水的情況 喷出性變得良好。 貝土衣罝的 。另外,以噴墨裝置喷出時的溫度(較佳為1(TC〜 12〇°C)下的本發明喷墨用墨水的黏度較佳為1 mpa.s〜 30 mPa · s,尤佳為2 mPa · s〜25 mPa · s,特佳為3恤· s〜20 mPa · s 〇 36 201137058 於使用坑下的黏度超過邛邊·… ,況’藉由加熱喷墨頭來降低喷出時时墨用黑水二的 度,可進行更穩定的喷出。於加轨 二的黏 為―C);的二出=二 佳為1 mPa · s〜30 mPa · s,尤佳為2悉· s〜p 4 特佳為 3 mPa · s〜20 mPa · s。 a · S ’ 墨水於加熱噴墨頭的情況,她為使用不含溶劑的噴墨用 1·11.3.噴墨用墨水的保存 本發明的喷墨用墨水若於_2(rc〜 中的黏度增加幅度小,保存穩定性良好。CT保存’則保存 〈2.表面撥水性硬化膜〉 聯聚2明的表面撥水性硬化膜包含上述噴墨用墨水的交 驟本發明的表面撥水性硬化膜的製造方法包括以下步 (步驟1)姻喷墨法將上料錢墨水塗佈於 上而於基板上形成塗膜的步驟;以及 、土板 外線於步驟1中獲得的塗膜上對組成物照射紫 2.1·(步驟1)利用喷墨法將上述喷墨用墨水塗佈於 基板上而於基板上形成塗膜的步驟 塗佈有本發明噴墨用墨水的基板只要是可成為塗佈有 噴墨用墨水的對象的基板’則並無特別限定,其形狀並不 37 201137058 限定為平板狀,亦可為曲面狀。 另外,基板的材質並無特別限定,例如可列舉:聚對 苯二曱酸乙二酯(polyethylene terephthalate,PET)以及聚 對苯二曱酸丁二醋(polybutylene terephthalate,PBT)等 聚酯系樹脂、聚乙烯及聚丙烯等聚烯烴樹脂、聚氣乙婦、 氟樹脂、丙烯酸系樹脂、聚醯胺、聚碳酸酯及聚醯亞胺等 的塑膠膜;玻璃紙(cellophane)、乙酸酯、金屬箱、聚酿 亞胺與金屬箔的積層膜、具有填充效果的透明紙(glassine paper)、羊皮紙(parchment paper);以及經聚乙烯、黏結 料(clay binder)、聚乙烯醇、澱粉或羧基甲基纖維素 (carboxy methyl cellulose’ CMC)等進行填充處理的紙以 及玻璃等。 構成該些基板的物質中,可於不對本發明效果造成不 良影響的範圍内’更包含抗氧化劑、抗劣化劑、填充劑、 紫外線吸收劑、抗靜電劑及/或抗電磁波劑等添加劑。另 外亦可對基板表面的至少-部分,視需要進行撥水處理、 電暈處理、電漿處理、或者喷射處理等易接著處理,或者 於表面的至少一部分設置易接著層或彩色濾光片用保護 膜、棒塗膜。 基板的厚度並無特別限定,通常為1〇 μιη〜1〇 mm, 是根據所使用的目的而適當調整。 本發明的喷墨用墨水可使用公知的喷墨塗佈方法而塗 佈於基板上。喷墨塗佈方法例如有:使力學能量作用於墨 水而使墨水自喷墨射出的壓電方式、錢使熱能量作^ 38 201137058 於墨水而噴出墨水的塗佈方法(所謂Bubbie Jet (註冊商 標)方式)等。 藉由使用喷墨塗佈方法,可將噴墨用墨水塗佈成預先 規定的圖案狀。 噴墨頭例如可列舉具有含有金屬及/或金屬氧化物的 發熱部接液Φ的喷墨頭。金屬及/或金屬氧化物的具體例可 列舉例如Ta、ZI·、Ti、Ni、A1等金屬及該些金屬的氧化物 對於使用本發明的墨水進行塗佈而言較佳的塗佈裝置 例如可列舉如下裝置’該裝置是對具有㈣墨水的墨水收 納部的喷墨_室_墨水施加對應於塗佈信號的能量, 二邊利用上述能量產生墨水㈣,—邊進行對應於上述塗 佈信號的塗佈(描晝)。 噴墨㈣裝置並^蚊為喷麵與墨水收納部分離的 二俨;SI使:t述噴墨頭與墨水收納部不可分離地成為 不可八’墨水收納部除了與喷墨頭可分離或者 離:成為一體而搭載於墨盒上的墨水收納部以外, 定雜,㈣墨水供給構件例如管 而向噴墨縣給墨水的職、的墨水收納部。 另外,如上所述,噴墨頭的溫度。^ 步驟22 2)對步驟1中獲得的塗膜照射紫外線的 39 201137058 本發明的硬化膜是藉由對利用喷墨法將上述本發明的 喷墨用墨水塗佈於基板表面而獲得的塗膜照射紫外線或可 見光線等光,使其硬化而獲得。具體而言是藉由利用(A) 成分及(B)成分所得的聚合物交聯而獲得。 照射紫外線或可見光線等時所照射的光的量(曝光量) 依賴於喷墨用墨水的組成,是以安裝有Ushio電機(股) 製造的受光器UVD-365PD的累計光量計UIT_201進行測 定,較佳為 100 mJ/cm2〜5,000 mJ/cm2,更佳為 200 mJ/cm2 〜4000 mJ/cm2,尤佳為 300 mJ/cm2〜3000 mj/cm2。另外, 所照射的紫外線或可見光線等的波長較佳為2〇〇 nm〜500 nm,更佳為 3〇〇nm〜450nm。 此外’曝光機只要是搭載高壓水銀燈燈、超高壓水銀 燈燈、金屬鹵化物燈、鹵素燈等,且於250 nm〜500 nm 的範圍内照射紫外線或可見光線等的裝置,則並無特別限 定。 另外’視需要可對藉由光的照射而硬化的硬化膜進一 步加熱’例如於80°C〜250〇C下加熱10分鐘〜60分鐘,藉 此可進一步提高硬化膜的強度。 於本發明的表面撥水性硬化膜為以2000 mJ/cm2的曝 光量對本發明的喷墨用墨水照射紫外線而獲得的硬化膜的 情況,使用Drop Master 500 (協和界面化學(股)製造), 於25°C下使用純水而測定的水的接觸角為90。以上,較佳 為95。以上。 本發明的表面撥水性硬化膜由於水的接觸角為如上所 201137058 述的值,故而撥水性優異,其結果認為利用喷墨法於表面 撥水性硬化膜上形成微透鏡時對其圖案的狀態亦造成影 響。 具有如上所述的水的接觸角的表面撥水性硬化膜是藉 由使形成硬化膜的喷墨用墨水成為本發明的組成而獲得。 於組成物中以滿足本發明的喷墨用墨水的組成的量含有界 面活性劑的情況影響尤其大。 〈3 ·附微透鏡的基板〉 本發明的附微透鏡的基板包括:基板、形成於該基板 上的上述表面撥水性硬化膜、及形成於該表面撥水性硬化 膜上的微透鏡。 本發明的附微透鏡的基板是藉由在利用包括上述步驟 1及步驟2的製造方法而形成於基板上的表面撥水性硬化 膜上,利用喷墨法來塗佈微透鏡形成用組成物,形成點圖 案而獲得。 微透鏡形成用組成物可使用微透鏡中使用的公知組成 物。 喷墨法可使用與上述喷墨用墨水的塗佈時使用的喷墨 頭及塗佈裝置相_方法進行。噴墨頭的加熱溫度是以^ 透鏡形成用組成物的噴出時的黏度成為丨mPa.s〜3〇 mPa · s的方式選擇。 〈4.用途〉 上述附微透鏡的基板的用途並無特別限定,由本發明 的喷墨用墨水所獲得的表面撥水性硬化膜對基板的密著性 41 201137058 優異’且表現出高透射率及高強度,因此較佳為用作光學 零件、尤f疋背光源I置巾使用的附微透鏡的基板。 一上述#光源裝置巾使用的微透鏡的點徑並無特別限 定’通常較佳為10帅〜100 μπι,尤佳為20 μιη〜60 μηι, ,佳為30 μηι〜50帅。另外,對點的高度亦並無特別限 定’通常較佳為0.5 μιη〜1〇 μηι,尤佳為i μιη〜8卿,特 佳為2 μηι〜6 μιη。 ^ 1由安裝如上所述使用本發明的附微透鏡的基板而製 造的背光源’可製作例如液晶顯示元件用的液晶顯示器。 [實例] 以下’基於實例對本發明進行更具體的說明,但本發 明並不限定於該些實例。 實例中的各物性是以下述條件測定。 (1)黏度使用Ε型黏度計(東機產業(股)製造, TV-22) ’測定25°C下的黏度。 (ii)水接觸角使用Drop Master 500 (協和界面化學 (股)製造),於25。(:下使用純水進行測定。 (出)微透鏡的點圖案的直徑及高度的不均對基板中 央的10個xlO個(合計1〇〇個)的微透鏡的點圖案,使用 觸針式膜厚計P-15 (KLA-Tencor Japan (股)製造)測定 其直徑及高度。求出直徑及高度的各自的最大值與最小 值’將兩者的差作為微透鏡的直徑及高度的不均的指標。 (iv)重量平均分子量使用分子量為5〇〇〜150,000的 聚苯乙婦(Polymer Laboratories 製造的 PL2010-0102 42 201137058 (S-M2-10) standard)作為標準聚苯乙烯,且管柱是使用 2 根 Shodex PLgel MIXED-D(Polymer Laboratories 製造)’ 使用四氫呋喃(tetrahydrofuran,THF)作為移動相,以凝 膠滲透層析法(gel permeation chromatography,GPC)進 行測定。 (v)曝光量:以安裝有Ushio電機(股)製造的受光 器UVD-365PD的累計光量計UIT-201進行測定。 實例中使用的材料的商品名及製造廠家如下所述。 EO改質(3莫耳)甘油三丙烯酸酯:「A-GLY-3E」’ 新中村化學工業(股)製造; 三羥曱基丙烷EO改質(3莫耳)三丙烯酸酯: 「M-350」’東亞合成(股)製造; 三羥曱基丙烷三丙烯酸酯:「M-309」,東亞合成(股) 製造; 曱基丙烯酸正丁酯:東京化成工業(股)製造; 曱基丙烯酸乙酯:東京化成工業(股)製造; 甲基丙烯酸正己酯:東京化成工業(股)製造; 2,4,6-三曱基笨曱醯基二苯基氧化膦:「〇八11〇〇;11 TPO」,Ciba Japan (股)製造; 含丙烯醯基的界面活性劑:「RS-72K」,DIC (股)製 造; 氟系界面活性劑:「F-553」,DIC (股)製造; 吩噻嗪:東京化成工業(股)製造; 環氧樹脂:「Techmore (商標)VG3101L」,三井化學 43 201137058 (股)製造; 酚樹脂:「Maruka Lyncur (商標)PHM-C,丸善石〉、由 化學(股)公司製造; 阻燃劑:「HFA-3003」,昭和高分子(股)製造。 〈微透鏡形成用喷墨墨水的製備〉 將下述所示的材料混合、溶解後,以1 μιη的聚四氣 乙烯(polytetrafluoroethylene,PTFE )製薄膜過濾器進行 過濾,製備微透鏡形成用喷墨墨水。 A-GLY-3E 350.00 g 曱基丙烯酸正丁酯 200.00 g DAROCUR TP0 55.00 g 吩°塞嗓 0.28 g 墨水的黏度為12.3 mPa · s。 [實例1] 〈喷墨用墨水的調整〉 將表1所示的材料混合、溶解後,以1 μιη的PTFE製 薄膜過濾器進行過濾,製備喷墨用墨水1。喷墨用墨水1 的黏度為12.8 mPa · s。 〈表面撥水性硬化膜的製造〉 接著,準備2塊利用低壓水銀燈(PHOTO SURFACE PROCESSOR PL2003N-12,SEN 特殊光源(股)製造)進 行紫外線照射而提高表面潤濕性的4 cm見方的玻璃基板 (厚度:0.7 mm)。將喷墨用墨水1注入喷墨盒中,將噴 墨盒安裝於噴墨裝置(DMP-2831,FUJIFILMDimatixInc. 44 201137058 製造)上’使用10 pi用喷頭,於噴出電壓(壓電電壓) 16 V、喷頭溫度30°c、驅動頻率5 kHz、塗佈次數1次的 喷出條件下’以1〇〇 μιη間隔,逐點喷出於玻璃基板的經 表面處理的面上。液滴於玻璃基板上濕潤擴散而形成固體 膜。 對該玻璃基板上的固體膜’使用UV照射裝置(F-2) In the formula (F-2), m is an integer of 0 to 2, n is an integer of 1 to 3, and m + n is 3. Preferably, m is 1 or 2, η is 1 or 2, and m + n is 3. The flame retardant may be one type or a mixture of two or more types. Further, the flame retardant described above can be produced by a known method, and is also commercially available as HFA-3003 manufactured by the Showa Polymer Co., Ltd.. If the content of the flame retardant is from 15 wt% to 30 wt% of the total amount of the ink for inkjet, the flame retardancy of the resulting cured film is improved, and therefore it is preferably 20 34 201137058 wt0 / 〇 〜 25 wt%. 1.10. Other compounds having a radical polymerizable double bond The inkjet ink of the present invention is added to the (meth) acrylate (A) and the monofunctional (fluorenyl) acrylate (B) of the formula (1). It is a compound which does not impair the discharge property at the time of inkjet printing, the photocurability, the adhesion of the film to the substrate, the permeability, and the strength, and a radical polymerizable double bond. Specific examples of other compounds having a radical polymerizable double bond include bis(hydroxyindenyl)tricyclodecane bis(indenyl)acrylate and tricyclodecane dihydroxyindenyl bis(indenyl)acrylate. , bisphenol FEO modified bis(indenyl) acrylate, bisphenol AEO modified bis(indenyl) acrylate, polypropylene glycol bis(methyl acrylate, isomeric cyanuric acid E 〇 modified di(methyl) Acrylate, ethylene glycol di(decyl) acrylate, tetraethylene glycol di(decyl) acrylate, polyethylene glycol bis(indenyl) acrylate, 1,4-butanediol di(methyl) Acrylate, 1>6 hexanediol di(meth) acrylate, neopentyl glycol bis(indenyl) acrylate, (meth)acrylic acid dimer, crotonic acid, glycerin, cinnamic acid, cis Butenedioic acid, fumaric acid, N-vinyl decylamine, polymethyl decyl acrylate macromonomer, N-cyclohexyl maleimide, N-phenyl maleic acid Imine, styrene, (meth) acrylamide, N, N-dimethyl (decyl) decylamine, N, N-diethyl (meth) acrylamide, n, N 曱Amino group Base (meth) acrylamide, N-isopropyl (decyl) acrylamide, and N-hydroxyethyl (fluorenyl) acrylamide. Others used in the inkjet ink of the present invention have free radicals The compound of the polymerizable double bond may be one type or a mixture of two or more types. 35 201137058 The spray of the compound: the content of the compound having a conjugated double bond is the total amount of the ink jet water of the month (u wt % obtained hard tilting base (four) adhesion 彡 ^ hardenability is therefore better 'better (U which is good money. Especially good is 0 · 1 wt% ~ 5 M1. inkjet ink 1.11.1. spray Method for Producing Ink Ink The ink for nozzle ink of the present invention can be prepared by mixing the components of the difficult ink. ## _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ The inkjet ink of the present invention prepared as described above is excellent in the discharge property of the obtained ink, and the inkjet ink is used in the above-mentioned manner. Viscosity The ink of the inkjet ink of the present invention has a viscosity at 25 t measured by a £-type viscosity meter of 1 mPa·s to 200 mPa·s, preferably 2 mPa · s~15〇mpa . s ' is preferably 3 mPa · s~loo mPa · s. If the viscosity is the above, the inkjet method is applied to apply the hair spray to the sprayed ink. Further, the viscosity of the inkjet ink of the present invention at a temperature at which the inkjet device is ejected (preferably 1 (TC to 12 〇 ° C) is preferably 1 mpa.s. ~ 30 mPa · s, especially good for 2 mPa · s~25 mPa · s, especially good for 3 shirts · s~20 mPa · s 〇36 201137058 Under the use of pits, the viscosity is more than the edge .... The ink jet head is heated to reduce the degree of black water used for the ink at the time of ejection, and a more stable discharge can be performed. The adhesion of the second rail is "C); the second output = two is preferably 1 mPa · s~30 mPa · s, especially preferably 2 s~p 4 is particularly good for 3 mPa · s~20 mPa · s . a · S ' ink in the case of heating the ink jet head, she uses the solvent-free inkjet 11.11.3. Inkjet ink preservation The inkjet ink of the present invention has a viscosity in _2 (rc~) The increase rate is small, and the storage stability is good. CT preservation 'saves <2. Surface water-repellent hardening film> The surface water-repellent cured film of the condensed polymer 2 contains the above-mentioned inkjet ink. The surface water-repellent cured film of the present invention The manufacturing method includes the following steps (Step 1): a step of applying a coating ink onto the substrate to form a coating film on the substrate; and a composition of the coating film obtained in the step 1 in the outer layer of the soil plate Irradiation Violet 2.1 (Step 1) The step of applying the inkjet ink onto a substrate by an inkjet method to form a coating film on the substrate. The substrate to which the inkjet ink of the present invention is applied is coated as long as it is coated. The substrate of the inkjet ink is not particularly limited, and the shape thereof is not limited to a flat plate shape, and may be a curved shape. The material of the substrate is not particularly limited, and examples thereof include polyparaphenylene. Ethylene terephthalate (polyethylene terepht) Halate, PET), polyester resin such as polybutylene terephthalate (PBT), polyolefin resin such as polyethylene and polypropylene, polyoxyethylene, fluororesin, acrylic resin, polyfluorene Plastic film of amine, polycarbonate and polyimine; cellophane, acetate, metal box, laminated film of polyimine and metal foil, glassine paper with filling effect, parchment (parchment paper); paper, glass, etc., which are filled with polyethylene, clay binder, polyvinyl alcohol, starch or carboxymethyl cellulose (CMC), etc. In the substance, it may contain additives such as an antioxidant, an anti-detergency agent, a filler, an ultraviolet absorber, an antistatic agent, and/or an anti-electromagnetic wave agent within a range that does not adversely affect the effects of the present invention. At least part of the water treatment, corona treatment, plasma treatment, or blast treatment, etc., may be carried out as needed, or at least a part of the surface The thickness of the substrate is not particularly limited, and is usually 1 μm to 1 mm, which is appropriately adjusted depending on the purpose of use. The ink can be applied to the substrate by a known inkjet coating method, for example, a piezoelectric method in which mechanical energy is applied to the ink to cause the ink to be ejected from the ink, and the heat is made. 201137058 Coating method for ejecting ink in ink (so-called Bubbie Jet (registered trademark) method). The ink for inkjet can be applied in a predetermined pattern by using an inkjet coating method. The ink jet head may, for example, be an ink jet head having a liquid contact Φ of a heat generating portion containing a metal and/or a metal oxide. Specific examples of the metal and/or metal oxide include metals such as Ta, ZI·, Ti, Ni, and A1, and oxides of the metals, which are preferred for coating with the ink of the present invention. The device may be an apparatus that applies energy corresponding to a coating signal to an inkjet_chamber_ink of an ink containing portion having (four) ink, and uses the energy generating ink (four) to perform a coating signal corresponding to the coating signal. Coating (drawing). The ink-jet (four) device and the mosquito are the two sides separating the spray surface from the ink storage portion; the SI is such that the ink-jet head and the ink storage portion are inseparably separated from each other, and the ink storage portion is separable or separate from the ink-jet head. In addition to the ink accommodating portion that is mounted on the ink cartridge, the ink accommodating member is provided in the ink supply unit. In addition, as described above, the temperature of the ink jet head. ^Step 22 2) Irradiation of the coating film obtained in the step 1 with ultraviolet rays 39 201137058 The cured film of the present invention is a coating film obtained by applying the above-described inkjet ink of the present invention to the surface of a substrate by an inkjet method. It is obtained by irradiating light such as ultraviolet rays or visible rays and hardening it. Specifically, it is obtained by crosslinking the polymer obtained by using the component (A) and the component (B). The amount of light (exposure amount) to be irradiated when irradiated with ultraviolet rays or visible light is determined by the cumulative photometer UIT_201 of the photodetector UVD-365PD manufactured by the Ushio motor (strand) depending on the composition of the ink for inkjet. It is preferably 100 mJ/cm 2 to 5,000 mJ/cm 2 , more preferably 200 mJ/cm 2 to 4000 mJ/cm 2 , and particularly preferably 300 mJ/cm 2 to 3000 mj/cm 2 . Further, the wavelength of the ultraviolet ray or visible ray to be irradiated is preferably from 2 Å to 500 nm, more preferably from 3 Å to 450 nm. In addition, the exposure machine is not particularly limited as long as it is equipped with a high-pressure mercury lamp, an ultra-high pressure mercury lamp, a metal halide lamp, a halogen lamp, etc., and is irradiated with ultraviolet rays or visible rays in a range of 250 nm to 500 nm. Further, the cured film which is hardened by irradiation with light can be further heated, for example, by heating at 80 ° C to 250 ° C for 10 minutes to 60 minutes, whereby the strength of the cured film can be further increased. In the case where the surface water repellent cured film of the present invention is a cured film obtained by irradiating the inkjet ink of the present invention with ultraviolet rays at an exposure amount of 2000 mJ/cm 2 , a Drop Master 500 (manufactured by Kyowa Interface Chemical Co., Ltd.) is used. The contact angle of water measured using pure water at 25 ° C was 90. Above, it is preferably 95. the above. The surface water repellent cured film of the present invention has a water contact angle as described in the above-mentioned 201137058, and therefore has excellent water repellency. As a result, it is considered that the state of the pattern when the microlens is formed on the surface water repellent cured film by the ink jet method is also Make an impact. The surface water repellent cured film having the contact angle of water as described above is obtained by making the inkjet ink for forming a cured film into the composition of the present invention. The effect of containing the surfactant in the composition in the composition to satisfy the composition of the inkjet ink of the present invention is particularly large. <3. Substrate with microlens> The microlens-attached substrate of the present invention comprises a substrate, the surface water repellent cured film formed on the substrate, and a microlens formed on the surface water repellent cured film. The microlens-attached substrate of the present invention is coated with a composition for forming a microlens by an inkjet method by using a surface water-repellent cured film formed on a substrate by the production method including the above steps 1 and 2. Obtained by forming a dot pattern. As the composition for forming a microlens, a known composition used in a microlens can be used. The ink jet method can be carried out by using an ink jet head and a coating apparatus used in the application of the inkjet ink described above. The heating temperature of the ink jet head is selected such that the viscosity at the time of discharge of the composition for forming a lens becomes 丨mPa.s to 3 〇 mPa · s. <4. Uses> The use of the substrate with the microlens is not particularly limited, and the surface water-repellent cured film obtained by the inkjet ink of the present invention is excellent in adhesion to the substrate 41 201137058 and exhibits high transmittance and High strength, so it is preferably used as a microlens-attached substrate for optical parts, especially for backlights. The spot diameter of the microlens used in the above-mentioned #light source device is not particularly limited. Usually, it is preferably 10 to 100 μπι, particularly preferably 20 μm to 60 μηι, and preferably 30 μηι to 50. Further, the height of the dots is not particularly limited. Usually, 0.5 μιη to 1 μ μηι is preferable, and particularly preferably i μιη to 8 Qing, particularly preferably 2 μηι to 6 μιη. ^1 A liquid crystal display for liquid crystal display elements can be produced by mounting a backlight manufactured by using the microlens-attached substrate of the present invention as described above. [Examples] Hereinafter, the present invention will be more specifically described based on examples, but the present invention is not limited to the examples. The physical properties in the examples were measured under the following conditions. (1) Viscosity The viscosity at 25 ° C was measured using a Ε-type viscometer (manufactured by Toki Sangyo Co., Ltd., TV-22). (ii) The water contact angle is determined by Drop Master 500 (manufactured by Xiehe Interface Chemical Co., Ltd.). (The measurement is performed using pure water. The unevenness of the diameter and height of the dot pattern of the microlens is applied to the dot pattern of 10 x 10 (total 1) microlenses in the center of the substrate, using a stylus type. The film thickness meter P-15 (manufactured by KLA-Tencor Japan Co., Ltd.) measures the diameter and height. The maximum value and the minimum value of the diameter and the height are determined. The difference between the two is taken as the diameter and height of the microlens. (iv) Weight average molecular weight Polystyrene (PL2010-0102 42 201137058 (S-M2-10) standard manufactured by Polymer Laboratories) having a molecular weight of 5 〇〇 to 150,000 was used as the standard polystyrene, and the tube was used. The column was measured by gel permeation chromatography (GPC) using two Shodex PLgel MIXED-D (manufactured by Polymer Laboratories) using tetrahydrofuran (THF) as a mobile phase. (v) Exposure amount: The measurement was carried out by using a cumulative photometer UIT-201 equipped with a UVO-365PD manufactured by Ushio Electric Co., Ltd. The trade name and manufacturer of the materials used in the examples are as follows. EO modification (3 mol) Triacrylate: "A-GLY-3E"' Manufactured by Shin-Nakamura Chemical Industry Co., Ltd.; Trioxane-based propane EO modified (3 moles) triacrylate: "M-350" 'East Asia Synthetic (Stock) Manufacturing ; Trioxin propane triacrylate: "M-309", manufactured by East Asia Synthetic Co., Ltd.; n-butyl decyl acrylate: manufactured by Tokyo Chemical Industry Co., Ltd.; Ethyl methacrylate: Tokyo Chemical Industry Co., Ltd. Manufacture; n-hexyl methacrylate: manufactured by Tokyo Chemical Industry Co., Ltd.; 2,4,6-tridecyl adenyl diphenylphosphine oxide: "〇八11〇〇;11 TPO", Ciba Japan Manufactured; Surfactant containing propylene sulfhydryl group: "RS-72K", manufactured by DIC (Fluorine); Fluorine-based surfactant: "F-553", manufactured by DIC (share); phenothiazine: Tokyo Chemical Industry ( Epoxy resin: "Techmore (trademark) VG3101L", Mitsui Chemicals 43 201137058 (share) manufacturing; Phenolic resin: "Maruka Lyncur (trademark) PHM-C, Maruzen Stone, manufactured by Chemicals Co., Ltd.; Flame retardant: "HFA-3003", manufactured by Showa Polymer Co., Ltd. Preparation of inkjet ink for lens formation> After mixing and dissolving the materials shown below, the film was filtered through a 1 μm polytetrafluoroethylene (PTFE) membrane filter to prepare an inkjet ink for microlens formation. A-GLY-3E 350.00 g n-butyl methacrylate 200.00 g DAROCUR TP0 55.00 g 嗓 嗓 嗓 0.28 g The viscosity of the ink is 12.3 mPa · s. [Example 1] <Adjustment of Inkjet Ink> The materials shown in Table 1 were mixed and dissolved, and then filtered through a 1 μm PTFE membrane filter to prepare an inkjet ink 1. The inkjet ink 1 has a viscosity of 12.8 mPa·s. <Production of surface water-repellent cured film> Next, two glass substrates of 4 cm square which were irradiated with ultraviolet light by a low-pressure mercury lamp (PHOTO SURFACE PROCESSOR PL2003N-12, SEN special light source) were used to improve surface wettability ( Thickness: 0.7 mm). The inkjet ink 1 was injected into an inkjet cartridge, and the inkjet cartridge was mounted on an inkjet apparatus (DMP-2831, manufactured by FUJIFILM Dimatix Inc. 44 201137058). 'With a 10 pi nozzle, the discharge voltage (piezo voltage) 16 V was applied. The nozzle surface temperature of 30 ° C, the driving frequency of 5 kHz, and the number of times of application were once sprayed at a distance of 1 μm, and sprayed on the surface-treated surface of the glass substrate. The droplets spread wet on the glass substrate to form a solid film. A UV irradiation device is used for the solid film ' on the glass substrate
(J-CURE1500 ’(股)Jatec 製造),以 2000 mJ/cm2 的 UV 曝光里照射备、外線’精此獲得形成有表面撥水性硬化膜的 2塊玻璃基板。使用基板的1塊,測定上述表面撥水性硬 化膜的水接觸角,結果為97。。 〈附微透鏡的基板的製造〉 將微透鏡形成用喷墨墨水注入喷墨盒中,將喷墨盒安 裝於噴墨裝置(DMP-28 η,FUJIFILM Dimatix (股)製造) 上’使用10 pi用喷頭,於噴出電壓(壓電電壓)16 v、 喷頭溫度70°C、驅動頻率5 kHz、塗佈次數1次的喷出條 件下’使用未用於測定水接觸角的另1塊基板,於形成於 玻璃基板上的表面撥水製硬化膜上以150 μιη間隔逐點喷 出。 對該以等間隔形成有點圖案的玻璃基板,使用UV照 射裝置(J-CURE1500,(股)jatec 製造)以 2000 mj/cm2 的UV曝光量照射紫外線’藉此獲得用於評價的附微透鏡 的基板。評價微透鏡的直徑及高度的不均。 將以上結果示於表1。 [實例2〜實例5] 45 201137058 除了使用表1所示的材料以外,以與實例丨相同的方 法製備噴墨用墨水2〜噴墨用墨水5。測定喷墨用墨水2〜 喷墨用墨水5的黏度。 、使用噴墨用墨水2〜噴墨用墨水5,以與實例J相同的 方法獲得形成有表面撥水性硬化膜的2塊玻璃基板。使用 基板的1塊,測定上述表面撥水性硬化膜的水接觸角。 使用未用於測定水接觸角的另丨塊基板,以與實例i 相同的方法製造附微透鏡的基板,評價微透鏡的直徑及高 度的不均。 將以上結果示於表1。 [比較例1] 除了使用表1所示的材料(與微透鏡形成用喷墨墨水 為相同組成)以外,以與實例1相同的方式調整光硬化性 樹脂組成物5。使用光硬化性樹脂組成物5,以與實例1 相同的方法獲得形成有硬化膜的2塊玻璃基板。使用基板 的1塊’測定上述硬化膜的水接觸角,結果為54。。 雖欲使用未用於測定水接觸角的另1塊基板,以與實 例1相同的方法形成微透鏡,但微透鏡形成用墨水於基板 上的硬化膜上潤濕擴散,無法形成微透鏡。 [比較例2] 於附擾拌器的四口燒瓶中以下述重量投入自由基聚合 性單體及聚合起始劑,於2-丁酮的回流溫度下加熱4小時 進行聚合。 2-丁酮 200.0 g 46 201137058x - - Γ ~ γ-甲基丙烯醯氧基丙基七(三氟丙基)_Ts_倍半矽氣烷 2.0 g 甲基丙烯酸曱酯 98Qg 2,2’-偶氮雙(2,4-二曱基戊腈) 2〇g 將反應液冷卻至室溫,投入至大量的己烷中。將所生 成的沈澱於1.33xl〇4 pa的減壓下、6(rc下減壓乾燥2〇 & 後,以混合機粉碎,進而於1·33χΐ〇4 pa的減壓下、6〇°c下 減壓乾燥10 hr而獲得74.6 g的白色聚合物。該聚合物的 重量平均分子量為16,800。 將上述聚合物10.0 g、二乙二醇曱基乙醚45 〇 g、 丁内酯45.0 g混合溶解而製備表面處理劑。該表面處理劑 的25°C下的黏度為10.3 mPa · s。 將該表面處理劑注入喷墨盒中,將喷墨盒安裝於喷墨 裝置(DMP-28H ’ FUJIFILMDimatix (股)製造)上,、使 用10 pi用喷頭,於喷出電壓(壓電電壓)16 v、喷頭溫 度25 C、驅動頻率5 kHz、塗佈次數^次的喷出條件下, 於4 cm見方的玻璃基板(厚度:〇 7 mm)上以15〇 μιη間 隔逐點噴出。液滴於玻璃基板上潤濕擴散而形成固體膜。 將该玻璃基板於50。(:的加熱板上乾燥5分鐘,進而於15〇。〇 的加熱板上乾燥5分鐘,獲得形成有表面撥水性皮膜的玻 璃基板2塊。使用所得基板的1塊,測定上述表面撥水性 皮膜的水接觸角,結果為96。。 使用未用於測定水接觸角的另丨塊基板,以與實例i 相同的方法製造附微透鏡的基板,評價微透鏡的直'徑及高 201137058 度的不均。 將以上結果示於表1。 [比較例3] 喷墨用墨水1中,除了代替含丙稀醯基的界面活性劑 而使用不具有光交聯性官能基的氟系界面活性劑以外,以 與實例1相同的方式製備喷墨用墨水6,測定黏度。 使用噴墨用墨水6,以與實例1相同的方法獲得形成 有表面撥水性硬化膜的2塊玻璃基板。使用基板的1塊, 測定上述表面撥水性硬化膜的水接觸角。 使用未用於測定水接觸角的另1塊基板,以與實例1 相同的方法製造附微透鏡的基板’評價微透鏡的直徑及高 度的不均。 將以上結果示於表1。 表中的記號如下所述。 A-GLY-3E : EO改質(3莫耳)甘油三丙烯酸酯 M-350 :三羥曱基丙烧E0改質(3莫耳)三丙稀酸酯 M-309 :三經曱基丙烧二丙稀酸醋 BMA:甲基丙烯酸正丁醋 EM A :曱基丙烯酸乙醋 HMA :甲基丙稀酸正己酉旨 TPO : 2,4,6-三甲基苯曱醯基二苯基氧化膦 RS-72K :含丙稀醯基的界面活性劑 F-553 :氟系界面活性劑 EDM :二乙二醇曱基乙喊 48 201137058(J-CURE 1500's (manufactured by Jatec)), irradiated with a UV exposure of 2000 mJ/cm2, and an outer wire was used to obtain two glass substrates on which a surface water-repellent cured film was formed. Using one of the substrates, the water contact angle of the surface water-repellent hardened film was measured and found to be 97. . <Manufacture of substrate with microlens> Inject inkjet ink for microlens formation into an inkjet cartridge, and attach the inkjet cartridge to an inkjet apparatus (DMP-28 η, manufactured by FUJIFILM Dimatix Co., Ltd.) using a 10 pi spray The head uses another substrate that is not used for measuring the water contact angle under the discharge conditions of the discharge voltage (piezoelectric voltage) 16 v, the nozzle temperature of 70 ° C, the drive frequency of 5 kHz, and the number of times of application. The surface water-repellent hardened film formed on the glass substrate was sprayed point by point at intervals of 150 μm. The glass substrate having a dot pattern formed at equal intervals was irradiated with ultraviolet light at a UV exposure amount of 2000 mj/cm 2 using a UV irradiation device (J-CURE 1500, manufactured by JATE) to thereby obtain a microlens for evaluation. Substrate. The unevenness of the diameter and height of the microlens was evaluated. The above results are shown in Table 1. [Example 2 to Example 5] 45 201137058 Inkjet ink 2 to inkjet ink 5 were prepared in the same manner as in Example 除了 except that the materials shown in Table 1 were used. The viscosity of the inkjet ink 2 to the inkjet ink 5 was measured. Using the inkjet ink 2 to the inkjet ink 5, two glass substrates on which the surface water repellent cured film was formed were obtained in the same manner as in Example J. The water contact angle of the surface water repellent cured film was measured using one piece of the substrate. The microlens-attached substrate was fabricated in the same manner as in Example i using another substrate which was not used for measuring the water contact angle, and the diameter and height unevenness of the microlens were evaluated. The above results are shown in Table 1. [Comparative Example 1] The photocurable resin composition 5 was adjusted in the same manner as in Example 1 except that the materials shown in Table 1 (the same composition as the inkjet ink for forming a microlens) were used. Using the photocurable resin composition 5, two glass substrates on which a cured film was formed were obtained in the same manner as in Example 1. The water contact angle of the cured film was measured using one block of the substrate, and it was found to be 54. . The microlens was formed in the same manner as in Example 1 except that another substrate which was not used for measuring the water contact angle was used. However, the microlens forming ink wetted and spread on the cured film on the substrate, and the microlens could not be formed. [Comparative Example 2] A radical polymerizable monomer and a polymerization initiator were charged in a four-necked flask equipped with a stirrer at the following weight, and heated at a reflux temperature of 2-butanone for 4 hours to carry out polymerization. 2-butanone 200.0 g 46 201137058x - - Γ ~ γ-methyl propylene methoxy propyl seven (trifluoropropyl) _Ts sesquiterpene 2.0 g oxime methacrylate 98Qg 2,2'- Nitrogen bis(2,4-dioxyl valeronitrile) 2 〇g The reaction solution was cooled to room temperature and poured into a large amount of hexane. The resulting precipitate was dried under reduced pressure of 1.33×1 〇4 pa, dried under reduced pressure at 6 rc (2 Torr), and then pulverized by a mixer, and further reduced under a pressure of 1.33 χΐ〇 4 Pa, 6 〇 ° It was dried under reduced pressure for 10 hr to obtain 74.6 g of a white polymer. The weight average molecular weight of the polymer was 16,800. The above polymer was mixed with 10.0 g, diethylene glycol decyl ether 45 〇g, butyrolactone 45.0 g. The surface treatment agent was prepared by dissolving. The surface treatment agent had a viscosity of 10.3 mPa·s at 25 ° C. The surface treatment agent was injected into an ink jet cartridge, and the ink jet cartridge was mounted on an ink jet device (DMP-28H 'FUJIFILM Dimatix (shared) )), using a 10 pi nozzle, at a discharge voltage (piezo voltage) 16 v, a nozzle temperature of 25 C, a drive frequency of 5 kHz, and a number of times of application, at 4 cm. The square glass substrate (thickness: 〇7 mm) was sprayed point by point at intervals of 15 μm. The droplets were wetted and spread on the glass substrate to form a solid film. The glass substrate was dried on a heating plate of 50. Minutes, and then dried on a hot plate for 15 minutes on a hot plate for 5 minutes. Two glass substrates of the film were measured, and the water contact angle of the surface water-repellent film was measured using one of the obtained substrates, and it was 96. The other block substrate which was not used for measuring the water contact angle was used in the same manner as in Example i. The method of manufacturing a microlens-attached substrate was evaluated for the straightness of the microlens and the unevenness of the height of 201137058. The above results are shown in Table 1. [Comparative Example 3] Inkjet ink 1 was used instead of acrylonitrile instead. Inkjet ink 6 was prepared in the same manner as in Example 1 except that a fluorine-based surfactant having no photocrosslinkable functional group was used as the base surfactant, and the viscosity was measured. Using inkjet ink 6, and examples (1) Two glass substrates on which a surface water repellent cured film was formed were obtained by the same method. The water contact angle of the surface water repellent cured film was measured using one piece of the substrate. Using another substrate which was not used for measuring the water contact angle, The substrate with the microlens was fabricated in the same manner as in Example 1 to evaluate the unevenness of the diameter and height of the microlens. The above results are shown in Table 1. The symbols in the table are as follows. A-GLY-3E: EO modification (3 Moer) Gan Oil triacrylate M-350: trihydroxysulfonylpropene E0 modified (3 moles) triacrylate L-M: 309: tri-sulfonic acid-acrylic acid diacetic acid vinegar BMA: butyl methacrylate EM A : mercaptoacetic acid ethyl acetonate HMA : methyl methic acid as its own TPO : 2,4,6-trimethylphenyl fluorenyl diphenyl phosphine oxide RS-72K : interfacial activity of acrylonitrile-containing group Agent F-553: Fluorine-based surfactant EDM: Diethylene glycol thiol-ethyl shouting 48 201137058
GBL VG : PHM HFA :γ-丁内酯 環氧樹脂 :酚樹脂 :阻燃劑。 49 201137058 [表i] 實例 比較例 — 1 2 3 4 5 1 2 3 三官能(曱基)丙烯 酸酯(A) A-GLY-3E (g) 350.0C 350.00 mm 350.00 M-350 (g) 350.00 350.0C M-309 (g) 350.00 單官能(曱基)丙烯 酸酯(B) BMA (g) 200.00 200.00 200.00 200.00 200.00 EMA (g) 200.00 HMA (g) 200.00 光聚合起始劑 TPO (g) 55.00 55.00 55.00 55.00 55.00 55.00 55.00 界面活性劑 RS-72K (g) 6.00 6.00 6.00 6.00 6.00 F-553 (g) 6.00 聚合抑制劑(E) 吩噻嗪 (g) 0,28 0.28 0.28 0.28 0.28 0.28 0 28 溶劑(F) EDM (g) 45.0 GBL (g) 4S〇 環氧樹脂(G) VG (g) 20.00 熱硬化性化合物 PHM (g) 20.00 · 一 阻燃劑(I) HFA (g) 100.00 -- 表面處理劑 (g) inn -- 評價結果 黏度(mPa · s) 12.8 10.9 9,5 15.1 6.8 12.3 10 7 水接棟 角(。) 97 97 95 96 96 54 % 96 直徑 最小值 (μπ〇 32.6 33.0 34.8 35.4 35.0 無法評 價 32.0 35.0 最大值 (μη〇 33.5 34.3 36.3 37.1 37.6 39.8 39.1 差 0.9 1.3 1.5 1.7 2.6 78 4 1〇 高度 最小值 (μηι) 4.51 4.44 4.36 4.28 4.22 無法評 價 3.81 4.18 最大值 (μη〇 4.58 4.56 4.50 4.41 4.42 4.57 0.76 4.50 0.32 差 0.07 0.12 0.14 0.13 0.20 、如表1所明示,若喷墨用墨水不含界面活性劑,則難 以於硬化膜上形成微透鏡。另外,形成於由本發明的噴墨 用墨水所獲得的表面撥水性硬化膜上的微透鏡,與形成二 2前的表©處_賴得賴以及由含衫具有光交聯 铲基的界面活性劑的噴墨用墨水所獲得的膜上的微透 見t ’直徑及高度的不均小。因此,可較佳地用於製造 50 201137058 高品質的液晶顯示器用導光板。 [產業上之可利用性] 硬化由本發明的嘴墨用墨水所獲得的 、丄彻m而形成微透鏡 的不均小的微透鏡。因 可减直减南度 光學零件。 本,、且成物可用於製造高品質的GBL VG : PHM HFA : γ-butyrolactone Epoxy Resin : Phenolic Resin : Flame Retardant. 49 201137058 [Table i] Example Comparative Example - 1 2 3 4 5 1 2 3 Trifunctional (fluorenyl) acrylate (A) A-GLY-3E (g) 350.0C 350.00 mm 350.00 M-350 (g) 350.00 350.0 C M-309 (g) 350.00 Monofunctional (fluorenyl) acrylate (B) BMA (g) 200.00 200.00 200.00 200.00 200.00 EMA (g) 200.00 HMA (g) 200.00 Photopolymerization initiator TPO (g) 55.00 55.00 55.00 55.00 55.00 55.00 55.00 Surfactant RS-72K (g) 6.00 6.00 6.00 6.00 6.00 F-553 (g) 6.00 Polymerization inhibitor (E) Phenothiazine (g) 0,28 0.28 0.28 0.28 0.28 0.28 0 28 Solvent (F EDM (g) 45.0 GBL (g) 4S 〇 epoxy resin (G) VG (g) 20.00 Thermosetting compound PHM (g) 20.00 · A flame retardant (I) HFA (g) 100.00 -- Surface treatment agent (g) inn -- evaluation result viscosity (mPa · s) 12.8 10.9 9,5 15.1 6.8 12.3 10 7 water connection angle (.) 97 97 95 96 96 54 % 96 minimum diameter (μπ〇32.6 33.0 34.8 35.4 35.0 Unable to evaluate 32.0 35.0 maximum (μη〇33.5 34.3 36.3 37.1 37.6 39.8 39.1 Difference 0.9 1.3 1.5 1.7 2.6 78 4 1〇 Height minimum (μηι) 4.51 4.44 4.36 4.28 4.22 Unable to evaluate 3.81 4.18 Maximum value (μη〇4.58 4.56 4.50 4.41 4.42 4.57 0.76 4.50 0.32 difference 0.07 0.12 0.14 0.13 0.20 , as shown As is clear from the above, if the ink for inkjet does not contain a surfactant, it is difficult to form a microlens on the cured film. Further, the microlens formed on the surface water repellent cured film obtained by the inkjet ink of the present invention has an interface activity with the front surface of the film 2 and the optical crosslinked shovel base of the shirt. The micro-transparent on the film obtained by the inkjet ink of the agent is small in the diameter and height unevenness of the 't'. Therefore, it can be preferably used for manufacturing a high-quality light guide plate for liquid crystal displays of 50 201137058. [Industrial Applicability] The microlens which is obtained by the ink for ink of the present invention and which is obtained by the ink for ink of the present invention is formed to have a small unevenness of the microlenses. The optical parts can be reduced and reduced. Ben, and the product can be used to manufacture high quality
限定發ffr較佳實施例揭露如上,然其並非用以 壬可热習此技藝者,在不脫離本發明之精神 口=内’當可作些許之更動與潤飾,因伴 範圍當視後附之申請專利範圍所界定者鱗。Μ之保A 【圖式簡單說明】 〇 ο»、 【主要元件符號說明】 益 51The preferred embodiment of the invention is as disclosed above, but it is not intended to be used by those skilled in the art, and may be modified and retouched without departing from the spirit of the invention. The scale defined by the scope of application for patents. Μ之保 A [Simple diagram of the diagram] 〇 ο», [Key component symbol description] Benefit 51
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CN103709827A (en) * | 2012-09-28 | 2014-04-09 | 捷恩智株式会社 | Inkjet ink, microlens, optical component and apparatus |
US10875977B2 (en) | 2015-04-28 | 2020-12-29 | Dexerials Corporation | Active energy ray-curable resin composition, antifogging antifouling laminate, article, method for producing same, and antifouling method |
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JP6247148B2 (en) * | 2013-05-09 | 2017-12-13 | 積水化学工業株式会社 | Curable composition for inkjet and inkjet coating apparatus |
KR101953923B1 (en) * | 2013-07-23 | 2019-05-22 | 동우 화인켐 주식회사 | Thermosetting resin composition, color filter and display device having a protective film formed by using the same |
KR101935380B1 (en) | 2016-05-17 | 2019-01-07 | 마이크로크래프트코리아 주식회사 | A method of ink jet resin composition |
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TWI595056B (en) * | 2012-09-28 | 2017-08-11 | 捷恩智股份有限公司 | Inkjet ink, microlens, optical component and device |
US10875977B2 (en) | 2015-04-28 | 2020-12-29 | Dexerials Corporation | Active energy ray-curable resin composition, antifogging antifouling laminate, article, method for producing same, and antifouling method |
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