JPH0655915B2 - Recording liquid - Google Patents
Recording liquidInfo
- Publication number
- JPH0655915B2 JPH0655915B2 JP61001867A JP186786A JPH0655915B2 JP H0655915 B2 JPH0655915 B2 JP H0655915B2 JP 61001867 A JP61001867 A JP 61001867A JP 186786 A JP186786 A JP 186786A JP H0655915 B2 JPH0655915 B2 JP H0655915B2
- Authority
- JP
- Japan
- Prior art keywords
- recording liquid
- recording
- water
- paper
- basic compound
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Inks, Pencil-Leads, Or Crayons (AREA)
Description
【発明の詳細な説明】 産業上の利用分野 本発明は、インクジエツト記録用及び筆記用具用の記録
液に関する。Description: FIELD OF THE INVENTION The present invention relates to a recording liquid for ink jet recording and writing instruments.
従来の技術 インクジエツト記録方法における記録紙として、電子写
真用紙、ボンド紙、ストツクフオーム紙等の普通紙を用
いた場合、記録後、記録された印字を指等でこすつても
画像ずれを起こさなくなるまでの時間の短縮化（速乾
性）、該印字に滲みがなく輪郭がはつきりとしているこ
と（印字品位）等についての問題があつた。2. Description of the Related Art When plain paper such as electrophotographic paper, bond paper, and stock foam paper is used as the recording paper in the ink jet recording method, even if the recorded print is rubbed with a finger after the recording, the image does not shift. There are problems such as shortening the time until (fast drying) and that the print has no bleeding and has a sharp contour (print quality).
従来、特定の水溶性有機溶剤または界面活性剤を含有す
る記録液（特開昭47−12104号、特開昭49−97620号、特
開昭55−16042号、特開昭55−29546号等の各公報）、記
録液中に塩基を加えた記録液（特開昭47−12105号、特
開昭53−11606号、特開昭53−135707号、特開昭56−578
62号、特開昭56−133376号、特開昭58−2364号、特開昭
58−125767号等の各公報）等があるが、これらの記録液
は、上記問題点に関し、十分な効果が得られなかつた
り、あるいは効果が得られてもノズル先端において目詰
まりし易くなるといつた大きな欠陥を併有している。Conventionally, a recording liquid containing a specific water-soluble organic solvent or a surfactant (JP-A-47-12104, JP-A-49-97620, JP-A-55-16042, JP-A-55-29546, etc.) Each of the above publications), and a recording liquid obtained by adding a base to the recording liquid (JP-A-47-12105, JP-A-53-11606, JP-A-53-135707, JP-A-56-578).
62, JP-A-56-133376, JP-A-58-2364,
58-125767, etc.), etc., but when these recording liquids do not provide sufficient effects, or when the effects are obtained, when the recording liquid becomes easily clogged at the nozzle tip, It also has large defects.
発明が解決しようとする問題点 本発明は、普通紙に記録を行なつた場合でも速乾性及び
印字品位に優れた印字を得ることができる記録液の提供
を目的とするものである。DISCLOSURE OF THE INVENTION Problems to be Solved by the Invention An object of the present invention is to provide a recording liquid capable of obtaining printing that is excellent in quick drying property and printing quality even when recording is performed on plain paper.
問題点を解決するための手段 本発明は、水溶性染料、水性媒体、並びに下記一般式
〔Ｉ〕 （式中Ｒ１、Ｒ２、Ｒ３及びＲ４は、水酸基で置換され
ていてもよいアルキル基を表わし、ｎは、０又は１を表
わす）で示される化合物及び1,8−ジアザビシクロ（5.
4.0）ウンデセン−７（以下、ＤＢＵと記す）から選ば
れる塩基性化合物を含有する記録液を要旨とするもので
ある。Means for Solving the Problems The present invention provides a water-soluble dye, an aqueous medium, and the following general formula [I]. (Wherein R 1 , R 2 , R 3 and R 4 represent an alkyl group which may be substituted with a hydroxyl group, and n represents 0 or 1) and 1,8-diazabicyclo (5 .
4.0) The gist is a recording liquid containing a basic compound selected from undecene-7 (hereinafter referred to as DBU).
本発明の水溶性染料としては、アゾ系、アントラキノン
系、キノフタロン系、インジゴ系及びフタロシアニン系
の直接染料及び酸性染料が挙げられ、例えばC.I.Direct
Black−１７、−１９、−２２、−３２、−５１、−８
０、−９１、−１５１及び−１５４、C.I.Direct Blue
−８６及び−１９９、C.I.Direct Red−８０、C.I.Dire
ct Yellow−８６及び−１４２、C.I.Acid Black−２、
−２４、−２６、−４８、−５２、−６３、−１７２、
−１９４及び−２０８、C.I.Acid Blue−９、−１８５
及び−２５４、C.I.Acid Red−８、−３５、−37及び−
２５７、ＣＩAcid Yellow−２３及び−４９及びC.I.Foo
d Black−２が挙げられる。Examples of the water-soluble dye of the present invention include azo, anthraquinone, quinophthalone, indigo, and phthalocyanine direct dyes and acid dyes.
Black-17, -19, -22, -32, -51, -8
0, -91, -151 and -154, CIDirect Blue
-86 and -199, CIDirect Red-80, CIDire
ct Yellow-86 and -142, CI Acid Black-2,
-24, -26, -48, -52, -63, -172,
-194 and -208, CIAcid Blue-9, -185
And -254, CIAcid Red-8, -35, -37 and-
257, CI Acid Yellow-23 and -49 and CIFoo
d Black-2 is mentioned.
上記水溶性染料の含有量としては記録液全重量に対して
０．５〜１２％の範囲、好ましくは２〜８％の範囲が挙
げられる。The content of the water-soluble dye is in the range of 0.5 to 12%, preferably 2 to 8%, based on the total weight of the recording liquid.
本発明の水性媒体としては、水の他に例えばエチレング
リコール、プロピレングリコール、ブチレングリコー
ル、ジエチレングリコール、トリエチレングリコール、
ポリエチレングリコール（＃２００）、ポリエチレング
リコール（＃４００）、グリセリン、Ｎ−メチル−ピロ
リドン、Ｎ−エチル−ピロリドン、エチレングリコール
モノアリルエーテル、エチレングリコールモノメチルエ
ーテル、ジエチレングリコールモノメチルエーテル等を
含有しているのが好ましく水性媒体の含有量としては、
記録液全重量に対し、２０〜８９．５重量％の範囲が挙
げられる。As the aqueous medium of the present invention, in addition to water, for example, ethylene glycol, propylene glycol, butylene glycol, diethylene glycol, triethylene glycol,
It contains polyethylene glycol (# 200), polyethylene glycol (# 400), glycerin, N-methyl-pyrrolidone, N-ethyl-pyrrolidone, ethylene glycol monoallyl ether, ethylene glycol monomethyl ether, diethylene glycol monomethyl ether, etc. The content of the aqueous medium is preferably
The range is 20 to 89.5% by weight based on the total weight of the recording liquid.
上記一般式〔Ｉ〕で示される塩基性化合物としては、例
えば、テトラメチルグアニジン、テトラ−β−ヒドロキ
シエチルグアニジン、ジエチル−ジ−β−ヒドロキシプ
ロピルグアニジン、テトラエチルビグアニジン、テトラ
−β−ヒドロキシ−ブチルビグアニジン等が挙げられ
る。Examples of the basic compound represented by the above general formula [I] include tetramethylguanidine, tetra-β-hydroxyethylguanidine, diethyl-di-β-hydroxypropylguanidine, tetraethylbiguanidine, tetra-β-hydroxy-butyl. Examples include biguanidine.
また、塩基性化合物の使用量としては記録液全重量に対
し、０．１〜１０重量％、好ましくは０．５〜５重量％
の範囲が挙げられる。The amount of the basic compound used is 0.1 to 10% by weight, preferably 0.5 to 5% by weight, based on the total weight of the recording liquid.
The range of is mentioned.
又上記塩基性化合物は単独で使用される他混合して用い
る事もできる。The above basic compounds may be used alone or in a mixture.
さらに本発明の記録液は記録液全重量に対し０．００１
〜０．０１重量％のフツ素系界面活性剤を添加すること
により印字後の速乾性及び印字品位をより一層改良する
ことができる。Further, the recording liquid of the present invention is 0.001 based on the total weight of the recording liquid.
By adding 0.01 to 0.01% by weight of a fluorine-based surfactant, the quick-drying property after printing and the printing quality can be further improved.
効 果 本発明の記録液は、インクジエツト記録用、筆記用具用
等として用いられ、記録後の速乾性及び印字品位に優れ
ているため、普通紙に記録した場合でも印字部を指でこ
すつても画像のずれが生じず、そして、にじみがなく輪
郭がシヤープな画像を得ることができる。The recording liquid of the present invention is used for ink jet recording, writing instruments, etc., and has excellent quick-drying property after recording and excellent print quality, so that even when recorded on plain paper, the printed portion can be rubbed with a finger. It is possible to obtain an image in which the image is not displaced and the contour is sharp without bleeding.
また、本発明の記録液をインクジエツト記録に用いた場
合、上記効果の他に、記録特性（信号応答性、液滴形成
の安定性、吐出安定性、長時間の連続記録性）、保存安
定性、記録画像の耐光性、耐候性、耐水性等いずれも良
好である。When the recording liquid of the present invention is used for ink jet recording, in addition to the above effects, recording characteristics (signal responsiveness, droplet formation stability, ejection stability, long-term continuous recording property), storage stability The light resistance, weather resistance and water resistance of the recorded image are all good.
実施例 本発明を以下の実施例で更に詳細に説明する。EXAMPLES The present invention will be described in more detail by the following examples.
実施例１ 上記の各成分を容器の中で充分混合溶解し、孔径１μの
テフロンフイルターで加圧過したのち、真空ポンプを
用いて脱気処理し記録液を調製した。Example 1 The above components were sufficiently mixed and dissolved in a container, pressurized with a Teflon filter having a pore size of 1 μm, and then deaerated using a vacuum pump to prepare a recording liquid.
得られた記録液を用いて、インクジエツトプリンター
（ＩＰ−130Ｋ、エプソン株式会社製造）でインクジエ
ツト記録を行ない、下記(a)および(b)の方法に従つて、
速乾性及び印字品位を評価した。Using the obtained recording liquid, ink jet recording is performed with an ink jet printer (IP-130K, manufactured by Epson Corporation) according to the following methods (a) and (b):
The quick-drying property and the print quality were evaluated.
(a)速乾性：電子写真用紙（富士ゼロツクス株式会社製
造）、ボンド紙およびストツクフオーム用紙（ライオン
事務器株式会社製造）に印字し、３０秒後印字部を指で
こすり画像のずれの有無を判定した。(a) Quick-drying: Printed on electrophotographic paper (manufactured by Fuji Zerox Co., Ltd.), bond paper and stock foam paper (manufactured by Lion Office Equipment Co., Ltd.), and after 30 seconds, rub the printed part with a finger to see if the image is misaligned Was judged.
いずれもずれがなく優れた定着性を示した。All of them showed no deviation and showed excellent fixability.
(b)印字品位：上記の記録紙上において印字された各ド
ツトについて顕微鏡観察し、ドツト周辺のフエザーリン
グ（ヒゲ状のにじみ）の有無及び輪カクのシヤープさを
目視により評価した。(b) Print quality: Each dot printed on the above-mentioned recording paper was observed with a microscope, and the presence or absence of feathering (whisker-like bleeding) around the dot and the sharpness of the ring were visually evaluated.
いずれもフエザーリングがなく、又輪郭もシヤープであ
つた。None of them had feather rings, and the contours were sharp.
また、下記(c)〜(f)の方法に従つて、インクジエツト記
録に関する評価を行なつた。Also, ink jet recording was evaluated according to the following methods (c) to (f).
(c)記録液の長期保存性：記録液をガラス容器に密閉
し、−３０℃と６０℃で６ケ月間保存したのちでも不溶
分の析出は認められず、液の物性や色調にも変化がなか
つた。(c) Long-term storability of the recording liquid: After the recording liquid was sealed in a glass container and stored at -30 ° C and 60 ° C for 6 months, no precipitation of insoluble matter was observed, and the physical properties and color tone of the liquid also changed It was a long time ago.
(d)吐出安定性：室温、５℃，４０℃の雰囲気中でそれ
ぞれ２４時間の連続吐出を行なつたが、いずれの条件で
も終始安定した高品質の記録が行なえた。(d) Discharge stability: Continuous discharge was performed for 24 hours in each of the atmospheres at room temperature, 5 ° C., and 40 ° C., and stable high-quality recording could be achieved from any condition.
(e)吐出応答性：２秒毎の間欠吐出と２カ月間放置後の
吐出について調べたが、いずれの場合もオリフイス先端
での目詰まりがなく安定で均一に記録された。(e) Discharge responsiveness: Intermittent discharge every 2 seconds and discharge after being left for 2 months were examined, and in both cases, stable and uniform recording was performed without clogging at the tip of the orifice.
(f)記録画像の品質：記録された画像は濃度が高く鮮明
であつた。室内光に３カ月さらしたのちの濃度の低下率
は１％以下であり、また、水中に１分間浸した場合、画
像のにじみはきわめてわずかであつた。(f) Quality of recorded image: The recorded image was high in density and clear. The rate of decrease in density after exposure to room light for 3 months was 1% or less, and when the film was immersed in water for 1 minute, image bleeding was extremely slight.
比較例１ 実施例１におけるテトラメチルグラニジンの代りにトリ
エタノールアミンを用いて記録液を調製し、実施例１の
(a)及び(b)の方法に従つて、速乾性及び印字品位の検討
を行つた結果、画像のズレを生じなくなるまでに３分間
要し、また、ドツトの横方向へのにじみが著しく、輪郭
がぼけた。Comparative Example 1 A recording liquid was prepared by using Triethanolamine in place of tetramethylgranidine in Example 1 to prepare a recording liquid.
According to the method of (a) and (b), as a result of examining the quick-drying property and the print quality, it took 3 minutes until the image was not misaligned, and the dots were significantly blurred in the lateral direction. The outline is blurred.
実施例２〜１０ 実施例１の方法に従つて、下記第１表に記載の組成から
成る記録液を調製し、(a)〜(f)の方法に従つて、評価を
行なつた結果、いずれも良好であつた。Examples 2 to 10 Recording liquids having the compositions shown in Table 1 below were prepared according to the method of Example 1, and evaluated according to the methods (a) to (f). All were good.
実施例１１ 水溶性染料として、C.I.Direct Black−51もしくは−９
１、C.I.Direct Blue−８６、C.I.Direct Yellow−１４
２、C.I.Acid Black−２６もしくは−６３、C.I.Acid B
lue−９、またはC.I.Acid Red−８もしくは−３７を各
々単独で用いた以外は実施例１に記載の方法に従つて記
録液を調合し、実施例１と同様(a)〜(f)の検討を行つ
た。いずれも良好な結果を得た。 Example 11 As a water-soluble dye, CIDirect Black-51 or -9
1, CIDirect Blue-86, CIDirect Yellow-14
2, CIAcid Black -26 or -63, CIAcid B
Recording solutions were prepared according to the method described in Example 1 except that lue-9, or CI Acid Red-8 or -37 was used alone, and the same examinations (a) to (f) as in Example 1 were conducted. I went. All obtained good results.
実施例１２ 水溶性染料として、C.I.Direct Black−80もしくは−１
５１、C.I.Direct Red−８０、C.I.Acid Black−４８、
−５２、−１７２、−１９４もしくは−２０８、C.I.Ac
id Blue−２５４、C.I.Acid Red−２５７またはC.I.Aci
d Yellow−４９を各々単独で用いた以外は実施例２に記
載の方法に従つて記録液を調合し、実施例１と同様(a)
〜(f)の検討を行つた。いずれも良好な結果を得た。Example 12 CI Direct Black-80 or -1 as a water-soluble dye
51, CIDirect Red-80, CIAcid Black-48,
-52, -172, -194 or -208, CIAc
id Blue-254, CIAcid Red-257 or CIAci
A recording liquid was prepared according to the method described in Example 2 except that d Yellow-49 was used alone, and the same as in Example 1 (a).
~ (F) was examined. All obtained good results.
Claims (4)
〔Ｉ〕 （式中、Ｒ１、Ｒ２、Ｒ３及びＲ４は、水酸基で置換さ
れていてもよいアルキル基を表わし、n は０又は１を表
わす）で示される化合物及び1,8−ジアザビシクロ（5.
4.0）ウンデセン−７から選ばれる塩基性化合物を含有
する記録液。1. A water-soluble dye, an aqueous medium, and the following general formula [I]: (Wherein R 1 , R 2 , R 3 and R 4 represent an alkyl group which may be substituted with a hydroxyl group, and n represents 0 or 1) and 1,8-diazabicyclo (5 .
4.0) Recording liquid containing a basic compound selected from undecene-7.
量に対して０．５〜５重量％の範囲であることを特徴と
する特許請求の範囲第１項記載の記録液。2. The recording liquid according to claim 1, wherein the content of the basic compound is in the range of 0.5 to 5% by weight based on the total weight of the recording liquid.
ることを特徴とする特許請求の範囲第１項記載の記録
液。3. The recording liquid according to claim 1, wherein the recording liquid further contains a fluorine-based surfactant.
徴とする特許請求の範囲第１項記載の記録液。4. The recording liquid according to claim 1, wherein the recording liquid has a pH of 12 to 14.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61001867A JPH0655915B2 (en) | 1986-01-08 | 1986-01-08 | Recording liquid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61001867A JPH0655915B2 (en) | 1986-01-08 | 1986-01-08 | Recording liquid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62161872A JPS62161872A (en) | 1987-07-17 |
| JPH0655915B2 true JPH0655915B2 (en) | 1994-07-27 |
Family
ID=11513496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP61001867A Expired - Fee Related JPH0655915B2 (en) | 1986-01-08 | 1986-01-08 | Recording liquid |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0655915B2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7291213B2 (en) * | 2004-08-24 | 2007-11-06 | Fujifilm Corporation | Ink composition and inkjet recording method |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62149770A (en) * | 1985-12-25 | 1987-07-03 | Ricoh Co Ltd | Water based ink composition |
-
1986
- 1986-01-08 JP JP61001867A patent/JPH0655915B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62161872A (en) | 1987-07-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |