WO2011037440A2 - 터치 패널 - Google Patents
터치 패널 Download PDFInfo
- Publication number
- WO2011037440A2 WO2011037440A2 PCT/KR2010/006599 KR2010006599W WO2011037440A2 WO 2011037440 A2 WO2011037440 A2 WO 2011037440A2 KR 2010006599 W KR2010006599 W KR 2010006599W WO 2011037440 A2 WO2011037440 A2 WO 2011037440A2
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- touch panel
- adhesive layer
- pressure
- sensitive adhesive
- acrylic resin
- Prior art date
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- FZYCEURIEDTWNS-UHFFFAOYSA-N prop-1-en-2-ylbenzene Chemical compound CC(=C)C1=CC=CC=C1.CC(=C)C1=CC=CC=C1 FZYCEURIEDTWNS-UHFFFAOYSA-N 0.000 description 1
- UOMUPDCRXJLVGR-UHFFFAOYSA-N propane-1,2,2-triol Chemical compound CC(O)(O)CO UOMUPDCRXJLVGR-UHFFFAOYSA-N 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000005118 spray pyrolysis Methods 0.000 description 1
- 238000000992 sputter etching Methods 0.000 description 1
- PXQLVRUNWNTZOS-UHFFFAOYSA-N sulfanyl Chemical class [SH] PXQLVRUNWNTZOS-UHFFFAOYSA-N 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 238000010557 suspension polymerization reaction Methods 0.000 description 1
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 1
- 229910001887 tin oxide Inorganic materials 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- DVKJHBMWWAPEIU-UHFFFAOYSA-N toluene 2,4-diisocyanate Chemical compound CC1=CC=C(N=C=O)C=C1N=C=O DVKJHBMWWAPEIU-UHFFFAOYSA-N 0.000 description 1
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 1
- IUCJMVBFZDHPDX-UHFFFAOYSA-N tretamine Chemical compound C1CN1C1=NC(N2CC2)=NC(N2CC2)=N1 IUCJMVBFZDHPDX-UHFFFAOYSA-N 0.000 description 1
- 229950001353 tretamine Drugs 0.000 description 1
- 239000000326 ultraviolet stabilizing agent Substances 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 description 1
- 229920001567 vinyl ester resin Polymers 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0412—Digitisers structurally integrated in a display
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/64—Protective enclosures, baffle plates, or screens for contacts
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J133/00—Adhesives based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Adhesives based on derivatives of such polymers
- C09J133/04—Homopolymers or copolymers of esters
- C09J133/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
- C09J133/08—Homopolymers or copolymers of acrylic acid esters
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J133/00—Adhesives based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Adhesives based on derivatives of such polymers
- C09J133/04—Homopolymers or copolymers of esters
- C09J133/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
- C09J133/10—Homopolymers or copolymers of methacrylic acid esters
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/20—Adhesives in the form of films or foils characterised by their carriers
- C09J7/22—Plastics; Metallised plastics
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/30—Adhesives in the form of films or foils characterised by the adhesive composition
- C09J7/38—Pressure-sensitive adhesives [PSA]
- C09J7/381—Pressure-sensitive adhesives [PSA] based on macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
- C09J7/385—Acrylic polymers
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0416—Control or interface arrangements specially adapted for digitisers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/28—Web or sheet containing structurally defined element or component and having an adhesive outermost layer
- Y10T428/2848—Three or more layers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/28—Web or sheet containing structurally defined element or component and having an adhesive outermost layer
- Y10T428/2852—Adhesive compositions
- Y10T428/2878—Adhesive compositions including addition polymer from unsaturated monomer
- Y10T428/2891—Adhesive compositions including addition polymer from unsaturated monomer including addition polymer from alpha-beta unsaturated carboxylic acid [e.g., acrylic acid, methacrylic acid, etc.] Or derivative thereof
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31855—Of addition polymer from unsaturated monomers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31855—Of addition polymer from unsaturated monomers
- Y10T428/31935—Ester, halide or nitrile of addition polymer
Definitions
- the present invention relates to a touch panel, an adhesive composition applied to the touch panel, and an adhesive sheet.
- the touch panel is also called a touch screen and is applied to various information processing terminals such as mobile communication terminals and ATMs, and displays such as TVs and monitors.
- various information processing terminals such as mobile communication terminals and ATMs
- displays such as TVs and monitors.
- touch panels are increasingly used in small portable electronic devices, there is an increasing demand for smaller and lighter touch panels.
- a transparent conductor thin film is formed of indium tin oxide (ITO) or the like on a transparent plastic film, and a case of configuring a touch panel using the same is increasing.
- ITO indium tin oxide
- an adhesive is used to attach the plastic film to another film or a substrate.
- the pressure-sensitive adhesive used in the construction of such a touch panel is required to have physical properties that can maintain transparency even under severe conditions such as high temperature or high temperature and high humidity conditions and can suppress lifting, peeling, and warping.
- the so-called out-gassing phenomenon in which the moisture, solvent, or other liquid additives present therein under the heat condition is released in a gaseous state, and the released gas causes bubbles to cause visibility. Easy to drop. Accordingly, the pressure-sensitive adhesive is also required to effectively suppress the above bubble generation.
- the pressure-sensitive adhesive layer is often directly attached to a conductive thin film such as a thin film of indium tin oxide. Accordingly, the pressure-sensitive adhesive layer is also required to suppress the change in resistance of the conductive thin film as described above so that the drive of the panel can be made stable even during long-term use.
- An object of the present invention is to provide a touch panel, an adhesive composition applied to a touch panel, and an adhesive sheet.
- the present invention a plastic base film; And an adhesive layer attached to the base film and containing an acrylic resin having a polydispersity of 4.0 or less.
- the touch panel of this invention is a form which has a plastic base film, the specific kind in particular will not be restrict
- the touch panel of the present invention may be a resistive touch panel or a capacitive touch panel.
- a resistive touch panel having a plastic base film may include, for example, a transparent plastic film having a transparent conductor thin film formed on one surface thereof; And also glass or plastic films having transparent conductor thin films formed on one surface thereof are used as the upper and lower substrates, respectively.
- a spacer is formed between the transparent conductor thin films respectively formed on the upper and lower substrates, and when the two conductive thin films are contacted by pressing by a pen or a hand, a current flows and a touch is performed. It is a way of recognizing.
- a capacitive touch panel having a plastic substrate film is formed by attaching two transparent substrate thin films, each having a transparent conductor thin film formed on at least one surface thereof, with an adhesive layer to form a capacitor. At least one of the two substrates described above is composed of a plastic substrate film, and the touch is recognized by a change in capacitance caused by the touch.
- the basic unit is as shown in FIG. 1 or 2.
- the structure shown in FIG. 1 is the structure 1 in which the base material 13 and the base film 14 in which the hard coat 12 is formed in one surface are affixed with the adhesive layer 11.
- substrate 13 or substrate film 14 may be a plastic substrate film.
- the structure shown in Fig. 2 is a structure (2) applied to the capacitive touch panel, the base material (23, 24) formed with the conductive thin film (21, 22) on one surface of each of the adhesive layer 11 It is attached by
- the upper substrate 23 or the lower substrate 24 may be a plastic substrate film.
- the touch panel of the present invention has a structure including a plastic base film and an adhesive layer attached to the base film, and may include, for example, the structure of FIG. 1 or 2.
- the plastic base film is the base 13 or base film 14 of FIG. 1, or the top or bottom base 23 or 24 of FIG. 2. Can be.
- the touch panel may be a capacitive touch panel, and in this case, the touch panel, as shown in FIG. 2, the conductive thin film 21 on at least one surface of the plastic base film 23. ) May be further formed, and the pressure-sensitive adhesive layer 11 may be directly attached to the conductor thin film 21.
- the capacitive touch panel further includes a substrate 24 having a conductive thin film 22 formed on at least one surface thereof, and the pressure-sensitive adhesive layer 11 includes the substrate 24.
- the conductive thin film 22 and the conductive thin film 21 of the plastic base film 23 may be attached to each other.
- the kind of plastic base film contained in the touch panel of this invention is not specifically limited.
- the plastic base film can be used without limitation as long as it has transparency, and specifically, a polyester film, an acrylic resin film, a polycarbonate film, a polyamide film, a polyvinyl chloride film, a polystyrene film, a polyolefin film, or the like can be used. It may be used, preferably a polyester film such as polyethylene terephthalate or polycarbonate film and the like can be used.
- the thickness of the plastic base film as described above is not particularly limited, and may be appropriately set depending on the location where the base film is applied.
- the base film may have a thickness of about 3 ⁇ m to 300 ⁇ m, preferably about 5 ⁇ m to 250 ⁇ m, and more preferably about 10 ⁇ m to 200 ⁇ m.
- the conductive thin film formed on the plastic substrate film or the substrate may be, for example, a vacuum deposition method, a sputtering method, an ion plating method, a spray pyrolysis method, a chemical plating method, an electroplating method, or a thin film formation method combining two or more of the above methods. It can be formed, and preferably can be formed by a vacuum deposition method or a sputtering method.
- Materials for forming the conductor thin film include metals such as gold, silver, platinum, palladium, copper, aluminum, nickel, chromium, titanium, iron, cobalt, tin, alloys of two or more thereof, indium oxide, tin oxide, Other metal oxides made of titanium oxide, cadmium oxide or a metal oxide composed of a mixture of two or more thereof, copper iodide and the like can be used.
- the conductive thin film may be a crystalline layer or an amorphous layer.
- the conductive thin film may be preferably formed using indium tin oxide (ITO), but is not limited thereto.
- the thickness of the conductive thin film as described above may be adjusted to about 10 nm to 300 nm, preferably about 10 nm to 200 nm, in consideration of the possibility of formation of a continuous film, conductivity and transparency.
- the conductor thin film may be formed on the plastic substrate film or the substrate via the anchor layer or the dielectric layer.
- the anchor layer or the dielectric layer can improve the adhesion between the conductor thin film and the base film or the base material, and can improve the scratch resistance or the flex resistance.
- the anchor layer or dielectric layer may be, for example, an inorganic material such as SiO 2 , MgF 2 or Al 2 O 3 ; It can be formed using an organic material such as an acrylic resin, urethane resin, melamine resin, alkyd resin or siloxane polymer, or a mixture of two or more of the above.
- the coating method, the coating method, etc. can be employ
- the anchor layer or dielectric layer may typically be formed to a thickness of about 100 nm or less, specifically 15 nm to 100 nm, more specifically 20 nm to 60 nm.
- an appropriate adhesion treatment such as corona discharge treatment, ultraviolet irradiation treatment, plasma treatment or sputter etching treatment may be performed on the substrate film or substrate surface on which the conductor thin film is formed.
- the hard coat layer 12 can be formed through the method of apply
- the touch panel of the present invention includes a pressure-sensitive adhesive layer containing an acrylic resin having a polydispersity index (PDI) of 4.0 or less, wherein the pressure-sensitive adhesive layer is formed on the plastic base film or the base film. Is attached to.
- the polydispersity is a number (M w / M n ) obtained by dividing the weight average molecular weight (M w : Weight Average Molecular Weight) of the acrylic resin by the number average molecular weight (M n : Number Average Molecular Weight) of the resin. .
- the weight average molecular weight and the number average molecular weight of the acrylic resin can be measured by GPC (Gel Permeation Chromatograph) method.
- the polydispersity of the acrylic resin may be 3.5 or less, more preferably 3.0 or less.
- an acrylic resin having a polydispersity of 4.0 or less the free volume of the pressure-sensitive adhesive layer is appropriately controlled, and thus oxygen, moisture, or other foreign substances penetrate into the interface between the pressure-sensitive adhesive layer and the adherend, or gas release of the plastic base film ( Bubbles are generated at the adhesive interface due to the out gassing phenomenon, which effectively prevents the phenomenon of deterioration of visibility and other optical properties.
- the pressure-sensitive adhesive layer when the pressure-sensitive adhesive layer is directly attached to the conductor thin film, even when exposed under severe conditions, the pressure-sensitive adhesive layer can effectively suppress the change in the resistance of the conductor thin film.
- the touch panel can be stably driven for a long time.
- the polydispersity of the resin lowers the free volume of the pressure-sensitive adhesive as the value thereof is lower, and increases the effect as described above.
- the lower limit thereof is not particularly limited. It may be preferably 1.0 or more, more preferably 1.5 or more, and still more preferably 2.0 or more.
- the acrylic resin may have a weight average molecular weight of 300,000 to 1.5 million, preferably 400,000 to 1.2 million, more preferably 500,000 to 800,000. If the weight average molecular weight of the resin is too low, the durability may be lowered. If the weight average molecular weight is too high, the workability such as coating property may be lowered, or the warpage prevention property may be lowered.
- the acrylic resin may include a (meth) acrylic acid ester monomer and a copolymerizable monomer providing a crosslinkable functional group in a polymerized form.
- the type of the (meth) acrylic acid ester monomer is not particularly limited.
- alkyl (meth) acrylate can be used, and in consideration of physical properties such as cohesion, glass transition temperature, and adhesiveness, the carbon number is 1 to 14 Alkyl (meth) acrylate which has a phosphorus alkyl group can be used.
- alkyl (meth) acrylates examples include methyl (meth) acrylate, ethyl (meth) acrylate, n-propyl (meth) acrylate, isopropyl (meth) acrylate, butyl (meth) acrylate, t -Butyl (meth) acrylate, pentyl (meth) acrylate, 2-ethylhexyl (meth) acrylate, n-octyl (meth) acrylate, isooctyl (meth) acrylate, isononyl (meth) acrylate, Lauryl (meth) acrylate, tetradecyl (meth) acrylate, and the like, and one or two or more of these may be included in a polymerized form in the resin.
- the copolymerizable monomer providing the crosslinkable functional group may provide the resin with a crosslinkable functional group capable of reacting with the multifunctional crosslinking agent.
- crosslinkable functional groups include a hydroxy group, a carboxyl group, a nitrogen-containing group, an epoxy group or an isocyanate group, and preferably a hydroxy group, a carboxyl group or a nitrogen-containing group.
- Various copolymerizable monomers capable of providing the above crosslinkable functional groups to the resin are known in the field of producing an acrylic resin, and in the present invention, such monomers may be used without limitation.
- a copolymerizable monomer which has a hydroxyl group 2-hydroxyethyl (meth) acrylate, 2-hydroxypropyl (meth) acrylate, 4-hydroxybutyl (meth) acrylate, 6-hydroxy Hexyl (meth) acrylate, 8-hydroxyoctyl (meth) acrylate, 2-hydroxyethylene glycol (meth) acrylate, 2-hydroxypropylene glycol (meth) acrylate, etc.
- a copolymerizable monomer (meth) acrylic acid, 2- (meth) acryloyloxy acetic acid, 3- (meth) acryloyloxy propyl acid, 4- (meth) acryloyloxy butyl acid, an acrylic acid dimer ), Itaconic acid, maleic acid or maleic anhydride, and the like, and (meth) acrylamide, N-vinyl pyrrolidone or N-vinyl caprolactam may be used as the copolymerizable monomer having a nitrogen-containing group. , Limited to It is not.
- the acrylic resin may include 90 parts by weight to 99.9 parts by weight of the (meth) acrylic acid ester monomer and 0.1 parts by weight to 10 parts by weight of the copolymerizable monomer providing the crosslinkable functional group in a polymerized unit.
- the unit "parts by weight” means a weight ratio.
- the acrylic resin of the present invention may further include a comonomer represented by the following formula (1) in a polymerized form.
- a comonomer represented by the following formula (1) may be included for the purpose of controlling the glass transition temperature or imparting other functionality.
- comonomers of formula (1) include nitrogen-containing monomers such as (meth) acrylonitrile, N-methyl (meth) acrylamide or N-butoxy methyl (meth) acrylamide; Styrene-based monomers such as styrene or methyl styrene; Glycidyl (meth) acrylate; Or vinyl esters of carboxylic acids such as vinyl acetate, but are not limited thereto.
- the ratio is preferably 20 parts by weight or less, but is not limited thereto.
- the acrylic resin is a conventional polymerization method in the art, for example, solution polymerization, solution polymerization, photopolymerization, bulk polymerization, suspension polymerization, or emulsion polymerization. It may be prepared in the same manner as (Emulsion polymerization) and the like, and preferably in solution polymerization.
- the polymerization may be carried out by a suitable chain transfer agent (CTA), for example, 2-mercaptoethanol, lauryl mercaptan, glycidyl mercaptan, mercapto, in order to control the polydispersity of the resin. It may also be carried out in the presence of acetic acid, 2-ethylhexylthioglycolate, 2,3-dimercapto-1-propanol and ⁇ -methyl-styrene dimer.
- CTA chain transfer agent
- the acrylic resin included in the touch panel of the present invention may exist in a crosslinked state by a multifunctional crosslinking agent. That is, the pressure-sensitive adhesive layer may further include a polyfunctional crosslinking agent for crosslinking the acrylic resin.
- the type of crosslinking agent that can be used in the present invention is not particularly limited.
- an isocyanate compound, an epoxy compound, an aziridine compound, a metal chelate compound, or the like can be used, and the type of the crosslinkable functional group contained in the resin is considered.
- one kind or two or more kinds of crosslinking agents can be appropriately selected.
- the isocyanate compound include tolylene diisocyanate, xylene diisocyanate, diphenylmethane diisocyanate, hexamethylene diisocyanate, isoborone diisocyanate, tetramethylxylene diisocyanate or naphthalene diisocyanate, and the like.
- An addition reactant of an isocyanate compound and a polyol may be used, and as the polyol, trimethylolpropane may be used.
- an epoxy compound ethylene glycol diglycidyl ether, triglycidyl ether, trimethylolpropane triglycidyl ether, N, N, N'N'- tetraglycidyl ethylenediamine, glycerin diglycidyl ether, etc.
- N, N'-toluene-2,4-bis (1-aziridinecarboxamide), N, N'-diphenylmethane-4,4 ' A kind or two or more kinds of bis (1-aziridinecarboxamide), triethylenemelamine, bisisoprotaloyl-1- (2-methylaziridine), or tri-1-aziridinylphosphine oxide Can be used.
- the metal chelate compound a compound in which a polyvalent metal exists in a state in which it is coordinated with acetyl acetone, ethyl acetoacetate, or the like can be used, and as the type of the polyvalent metal, aluminum, iron, zinc, tin, titanium, antimony , Magnesium or vanadium.
- the multifunctional crosslinking agent may be included in an amount of 0.01 to 5 parts by weight based on 100 parts by weight of the acrylic resin, and effectively control the durability and adhesive properties of the pressure-sensitive adhesive layer in such a range.
- a silane coupling agent In addition to the component mentioned above, A silane coupling agent; Tackifiers; Epoxy resins; Ultraviolet stabilizers; Antioxidants; Colorant; Adjuvant; Fillers; Antifoam; It may further include one or two or more additives such as surfactants or plasticizers.
- the pressure-sensitive adhesive layer as described above can be formed through an appropriate drying, aging, cross-linking and / or curing process to the pressure-sensitive adhesive composition in which components such as the acrylic resin and the polyfunctional crosslinking agent described above are blended.
- the present invention further relates to a pressure-sensitive adhesive composition for a touch panel containing an acrylic resin having a polydispersity of 4.0 or less and satisfying the conditions of the following general formula (1).
- ⁇ R [(R-R i ) / R i ] ⁇ 100 ⁇ 15
- ⁇ R represents a resistance change rate
- R i represents an initial resistance of the ITO electrode measured after attaching the adhesive layer derived from the adhesive composition to the ITO electrode
- R represents the adhesive layer. The resistance of the ITO electrode measured after holding this attached ITO electrode at 60 ° C. and 90% relative humidity for 240 hours.
- pressure sensitive adhesive layer derived from an adhesive composition means an adhesive layer in a state where the pressure sensitive adhesive composition is finally applied to the touch panel through a drying, aging, crosslinking and / or curing process.
- the pressure-sensitive adhesive composition for a touch panel of the present invention may be, for example, to be applied to a touch panel having a structure as described above, specifically, a plastic base film; And it may be for being applied to the pressure-sensitive adhesive layer of the touch panel comprising a pressure-sensitive adhesive layer attached to the base film.
- the component constituting the pressure-sensitive adhesive composition for a touch panel of the present invention is not particularly limited.
- the pressure-sensitive adhesive composition of the present invention includes an acrylic resin having a polydispersity of 4.0 or less, and thus can effectively respond to various physical properties required in the touch panel, and also has a form in which the conductor thin film and the pressure-sensitive adhesive layer are directly attached. Even when applied to, the resistance change of the conductor thin film can be effectively suppressed.
- the resistivity change rate ( ⁇ R) of the general formula 1 may be 15 (%) or less, preferably 10 (%) or less.
- the resistance change rate is measured in the manner described in the following Examples.
- the lower the numerical value of the resistance change the more stable the driving of the touch panel, the lower limit is not limited.
- the present invention further relates to a pressure sensitive adhesive sheet for touch panels having a pressure sensitive adhesive layer containing the pressure sensitive adhesive composition according to the present invention.
- the pressure-sensitive adhesive layer may include the pressure-sensitive adhesive composition in a dried, aged, crosslinked and / or cured state.
- the adhesive sheet 3 shows an adhesive sheet 3 according to one example of the present invention, wherein the adhesive sheet 3 further includes the adhesive layer 31 and release films 32 and 33 formed on both surfaces thereof. It may include.
- the peeling force of the two release films that the pressure sensitive adhesive layer has may be set differently.
- the peeling force of the adhesive layer 32 with respect to the release film 32 which differs in the peeling force of the adhesive layer 31 with respect to one release film 33 can be set high.
- the adhesive sheet of such a structure can be formed by selecting the kind of release film suitably, or adjusting the hardening degree of the adhesive layer 31.
- the specific type of the release film as described above is not particularly limited, and various release films known in the art may be used without limitation, and the thickness thereof may be adjusted to, for example, about 5 ⁇ m to 150 ⁇ m. .
- the method of forming the pressure-sensitive adhesive layer as described above and manufacturing the pressure-sensitive adhesive sheet is not particularly limited.
- the pressure-sensitive adhesive composition or the composition of the present invention may be diluted with a suitable solvent to coat a viscosity-adjusted coating solution on a release film, and cured to form a pressure-sensitive adhesive layer, and another release film may be laminated to prepare an adhesive sheet.
- the coating need not necessarily be performed on a release film, but may also be performed on other suitable process substrates.
- the curing process of the coated coating liquid may be carried out by drying the coating layer under appropriate conditions, and if necessary, after the drying process or simultaneously with the drying process, the acrylic resin included in the pressure-sensitive adhesive composition may be multifunctional crosslinking agent. It is also possible to carry out the step of crosslinking.
- the crosslinking process is not necessarily performed in the process of forming the pressure-sensitive adhesive layer, and may be performed in the process applied to the touch panel.
- an adhesive sheet when an adhesive sheet is applied to the touch panel of the structure mentioned above, you may apply
- the touch panel of this invention is a form containing a plastic base film and the adhesive layer adhering to the said base film.
- a phenomenon in which oxygen, moisture, or other foreign matter penetrates into the interface between the base film and the pressure-sensitive adhesive layer is prevented, and further, a decrease in optical properties due to bubble generation due to a gas release phenomenon of the base film is prevented.
- the touch panel of the present invention can be driven stably for a long time.
- FIG. 1 and 2 are diagrams showing the structure of a touch panel according to one example of the present invention.
- FIG 3 is a view showing an adhesive sheet according to one example of the present invention.
- FIG. 4 is a view for explaining a method of measuring the resistance change rate in the present invention.
- a hard coating surface of a polyethylene terephthalate film (thickness: 100 ⁇ m) and a polycarbonate sheet (thickness: 1 mm) having hard coatings formed on both sides are attached to each other via an adhesive layer, and 50 mm ⁇ 100 mm (width ⁇ vertical) size.
- the cut attachment is then autoclaved at 60 ° C. and 5 atmospheres for 30 minutes to prepare a sample, and the heat-resistant durability and moisture-heat durability are evaluated for the prepared sample.
- Heat resistance durability is measured by leaving a sample at 80 degreeC for 240 hours, and then evaluating whether a bubble generate
- the heat-and-moisture resistance is evaluated by leaving the sample at a temperature of 60 ° C. and 90% relative humidity for 240 hours, and then observing whether bubbles, lifting, peeling, and warping occur in the same manner.
- the specific measuring method or criterion of each physical property which is an index of durability is as follows.
- the resistance change rate is measured in the manner as shown in FIG.
- the polyethylene terephthalate film 10 (hereinafter referred to as "conductive PET") having the ITO thin film 20 formed on one surface thereof is cut into a size of 30 mm x 50 mm (width x length).
- silver paste 30 is applied to both ends of the film 10 in a width of 10 mm, and baked at 150 ° C. for 30 minutes.
- the pressure-sensitive adhesive sheet having the release film 51 attached to both surfaces thereof is cut to a size of 30 mm ⁇ 40 mm (width ⁇ length), which is manufactured in Examples, and then the release layer on one side is removed, and then the pressure-sensitive adhesive layer 40 is removed. Attach to the fired film.
- the attachment is performed by matching the center of the pressure-sensitive adhesive layer and the center of the conductive PET (10, 20).
- a conventional resistance measuring device 60 to measure the initial resistance (R i) of the ITO thin film (20).
- the specimen of the structure of FIG. 4 was left at 60 ° C. and 90% relative humidity for 240 hours, and again the resistance (R) of the ITO thin film 20 was measured with the measuring device 60, and the respective values were measured. Is substituted into the following general formula (1) to measure the resistance change rate ( ⁇ R).
- Nitrogen gas was refluxed inside, and 97 parts by weight of n-butyl acrylate (n-BA) and 3 parts by weight of acrylic acid (AA) were added to a 1 L reactor provided with a cooling device for easy temperature control. Subsequently, 120 parts by weight of ethyl acetate (EAc) was added as a solvent, and 0.03 parts by weight of 2-mercapto ethanol was added as a chain transfer agent. Thereafter, nitrogen gas was purged for 60 minutes for oxygen removal, and 0.04 parts by weight of azobisisobutyronitrile (AIBN), a reaction initiator, was added for 8 hours while the temperature was maintained at 60 ° C. Reacted.
- n-BA n-butyl acrylate
- AA acrylic acid
- the reaction product was diluted with ethyl acetate (EAc) appropriately to prepare an acrylic resin (A) having a solid content of 30% by weight, a weight average molecular weight of 800,000, and a polydispersity (M w / M n ) of 2.7. .
- EAc ethyl acetate
- acrylic resin (B) was produced in the same manner as in Production Example 1, except that 93 parts by weight of n-butyl acrylate (n-BA) and 7 parts by weight of acrylic acid (AA) were added. Solid content of acrylic resin (B) was 30 weight%, the weight average molecular weight was 850,000, and polydispersity was 2.8.
- acrylic resin ( C) was prepared as a monomer, except that 98.5 parts by weight of n-butyl acrylate (n-BA) and 1.5 parts by weight of 2-hydroxyethyl methacrylate (2-HEMA) were added, acrylic resin ( C) was prepared. Solid content of acrylic resin (C) was 30 weight%, the weight average molecular weight was 700,000, and polydispersity was 2.3.
- Acrylic resin (D) was manufactured by the method according to Preparation Example 1. Solid content of the acrylic resin (D) was 30 weight%, the weight average molecular weight was 600,000, and polydispersity was 2.7.
- n-BA n-butyl acrylate
- MA methyl acrylate
- 2-HEMA 2-hydroxyethyl methacrylate
- An acrylic resin (E) was prepared in the same manner as in Preparation Example 1, except that 0.01 part by weight of 2-mercapto ethanol was added. Solid content of acrylic resin (E) was 30 weight%, the weight average molecular weight was 1.1 million, and polydispersity was 3.7.
- the polymerization was carried out in the same manner as in Preparation Example 1, except that the reaction temperature was increased to 68 ° C. from 3 hours after the reaction initiator was added, and the solid content was 35% by weight, and the weight average molecular weight. This was 770,000, and an acrylic resin (F) having a polydispersity of 7.5 was produced.
- Acrylic resin (G) was manufactured by the method according to Example 1. Solid content of acrylic resin (G) was 33 weight%, the weight average molecular weight was 800,000, and polydispersity was 4.5.
- the pressure-sensitive adhesive composition was prepared by uniformly mixing 0.1 parts by weight of an epoxy crosslinking agent (Tetrad C; Mitsubishi Quaternary Epoxy Crosslinking Agent) with respect to 100 parts by weight of the solid content of the resin (A) of Preparation Example 1. Subsequently, the pressure-sensitive adhesive composition was treated on a release treatment surface of a polyethylene terephthalate film (thickness: 50 ⁇ m) subjected to release treatment on one surface at 120 ° C. for 3 minutes to form a transparent adhesive layer having a thickness of 50 ⁇ m. Subsequently, the release treated surface of the polyethylene terephthalate film (thickness: 50 ⁇ m) release-treated on the other side of the pressure-sensitive adhesive layer was laminated to prepare an adhesive sheet having the structure shown in FIG. 3.
- an epoxy crosslinking agent Tetrad C; Mitsubishi Quaternary Epoxy Crosslinking Agent
- a pressure-sensitive adhesive sheet was produced in the same manner as in Example 1, except that Resin (B) of Production Example 2 was used.
- Acrylic resin (C) of Preparation Example 3 was used and 0.3 parts by weight of isocyanate-based crosslinking agent (Coronate-L) was added as a crosslinking agent based on 100 parts by weight of the solid content.
- Acrylic resin (D) of Preparation Example 4 was used and 0.3 parts by weight of isocyanate-based crosslinking agent (Coronate-L) was added as a crosslinking agent based on 100 parts by weight of the solid content.
- An adhesive sheet was produced in the same manner as in Example 1, except that Resin (E) of Preparation Example 5 was used.
- An adhesive sheet was produced in the same manner as in Example 1, except that Resin (F) of Production Example 6 was used.
- PET film 20 ITO thin film
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Abstract
Description
실시예 | 비교예 | |||||||
1 | 2 | 3 | 4 | 5 | 1 | 2 | ||
아크릴 수지 | 종류 | A | B | C | D | E | F | G |
Mw(만) | 80 | 85 | 70 | 60 | 110 | 77 | 80 | |
PDI | 2.7 | 2.8 | 2.3 | 2.7 | 3.7 | 7.5 | 4.5 | |
기포 발생 억제성 | ○ | ○ | ○ | ○ | ○ | ○ | ○ | |
들뜸/박리 평가 | ○ | ○ | ○ | ○ | ○ | ○ | ○ | |
휨 평가(mm) | 0.6 | 0.7 | 0.6 | 0.6 | 1.2 | 0.8 | 0.7 | |
저항 변화율(%) | 7 | 8 | 3.8 | 4 | 8.5 | 23 | 18 | |
Mw: 중량평균분자량PDI: 다분산도 |
Claims (15)
- 플라스틱 기재 필름; 및 상기 기재 필름에 부착되어 있고, 다분산도가 4.0 이하인 아크릴계 수지를 포함하는 점착제층을 가지는 터치 패널.
- 제 1 항에 있어서, 플라스틱 기재 필름의 적어도 일면에는 도전체 박막이 추가로 형성되어 있고, 상기 점착제층이 상기 도전체 박막에 직접 부착되어 있는 터치 패널.
- 제 2 항에 있어서, 적어도 일면에 도전체 박막이 형성되어 있는 기재를 추가로 포함하고, 상기 점착제층은 상기 기재의 도전체 박막과 상기 플라스틱 기재 필름의 도전체 박막을 서로 부착시키고 있는 터치 패널.
- 제 1 항에 있어서, 아크릴계 수지는 다분산도가 3.5 이하인 터치 패널.
- 제 1 항에 있어서, 아크릴계 수지의 다분산도가 3.0 이하인 터치 패널.
- 제 1 항에 있어서, 아크릴계 수지는 중량평균분자량이 30만 내지 150만인 터치 패널.
- 제 1 항에 있어서, 아크릴계 수지는, (메타)아크릴산 에스테르계 단량체 및 가교성 관능기를 제공하는 공중합성 단량체를 중합된 형태로 포함하는 터치 패널.
- 제 7 항에 있어서, 가교성 관능기가 히드록시기, 카복실기, 질소 함유기, 에폭시기 또는 이소시아네이트기인 터치 패널.
- 제 1 항에 있어서, 점착제층은, 아크릴계 수지를 가교시키고 있는 다관능성 가교제를 추가로 포함하는 터치 패널.
- 제 9 항에 있어서, 다관능성 가교제는, 이소시아네이트 화합물, 에폭시 화합물, 아지리딘 화합물 또는 금속 킬레이트 화합물인 터치 패널.
- 제 9 항에 있어서, 점착제층은, 아크릴계 수지 100 중량부에 대하여, 0.01 중량부 내지 5 중량부의 다관능성 가교제를 포함하는 터치 패널.
- 다분산도가 4.0 이하인 아크릴계 수지를 포함하고, 하기 일반식 1의 조건을 만족하는, 터치패널용 점착제 조성물:[일반식 1]△R = [(R - Ri)/Ri] × 100 ≤ 15상기 일반식 1에서, △R은 저항변화율을 나타내며, Ri는, 상기 점착제 조성물에서 유래된 점착제층을 ITO 전극에 부착한 후에 측정한 상기 ITO 전극의 초기 저항을 나타내고, R은, 상기 점착제층이 부착된 ITO 전극을 60℃ 및 90% 상대 습도에서 240 시간 동안 유지한 후에 측정한 상기 ITO 전극의 저항이다.
- 제 12 항에 있어서, △R이 10 이하인 터치 패널용 점착제 조성물.
- 제 12 항에 있어서, 플라스틱 기재 필름 및 상기 기재 필름에 부착되어 있는 점착제층을 포함하는 터치 패널의 상기 점착제층에 적용되기 위한 터치패널용 점착제 조성물.
- 제 12 항에 따른 점착제 조성물을 포함하는 점착제층을 가지는 터치 패널용 점착 시트.
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
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US13/498,539 US20120244348A1 (en) | 2009-09-28 | 2010-09-28 | Touch panel |
CN201080053334.5A CN102648260B (zh) | 2009-09-28 | 2010-09-28 | 触控面板 |
JP2012530788A JP5660641B2 (ja) | 2009-09-28 | 2010-09-28 | タッチパネル |
EP10819081.0A EP2484737B1 (en) | 2009-09-28 | 2010-09-28 | Touch panel |
US14/068,917 US20140057102A1 (en) | 2009-09-28 | 2013-10-31 | Touch panel |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
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KR10-2009-0092065 | 2009-09-28 | ||
KR20090092065 | 2009-09-28 | ||
KR1020100093117A KR101191117B1 (ko) | 2009-09-28 | 2010-09-27 | 터치 패널 |
KR10-2010-0093117 | 2010-09-27 |
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Application Number | Title | Priority Date | Filing Date |
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US13/498,539 A-371-Of-International US20120244348A1 (en) | 2009-09-28 | 2010-09-28 | Touch panel |
US14/068,917 Continuation US20140057102A1 (en) | 2009-09-28 | 2013-10-31 | Touch panel |
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WO2011037440A2 true WO2011037440A2 (ko) | 2011-03-31 |
WO2011037440A3 WO2011037440A3 (ko) | 2011-11-03 |
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PCT/KR2010/006599 WO2011037440A2 (ko) | 2009-09-28 | 2010-09-28 | 터치 패널 |
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US (2) | US20120244348A1 (ko) |
EP (1) | EP2484737B1 (ko) |
JP (1) | JP5660641B2 (ko) |
KR (1) | KR101191117B1 (ko) |
CN (1) | CN102648260B (ko) |
TW (1) | TWI443163B (ko) |
WO (1) | WO2011037440A2 (ko) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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JP2014527223A (ja) * | 2011-07-19 | 2014-10-09 | エルジー・ケム・リミテッド | タッチパネル |
JP2014527224A (ja) * | 2011-07-19 | 2014-10-09 | エルジー・ケム・リミテッド | タッチパネル |
US20140349055A1 (en) * | 2010-04-05 | 2014-11-27 | Lg Hausys, Ltd. | Adhesive composition, adhesive sheet, and touch panel |
US20150146287A1 (en) * | 2012-06-01 | 2015-05-28 | Bayer Materialscience Ag | Multilayer structure as reflector |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101191117B1 (ko) * | 2009-09-28 | 2012-10-15 | 주식회사 엘지화학 | 터치 패널 |
KR101542285B1 (ko) * | 2010-10-20 | 2015-08-07 | 주식회사 엘지화학 | 터치 패널용 점착제 조성물 |
KR101385844B1 (ko) * | 2010-10-20 | 2014-04-21 | 주식회사 엘지화학 | 터치 패널용 점착제 조성물 |
JP5932857B2 (ja) * | 2011-05-02 | 2016-06-08 | 日東電工株式会社 | 粘着剤、粘着剤層、および粘着シート |
JP5469194B2 (ja) | 2011-05-02 | 2014-04-09 | 日東電工株式会社 | 粘着剤、粘着剤層、および粘着シート |
US9417754B2 (en) | 2011-08-05 | 2016-08-16 | P4tents1, LLC | User interface system, method, and computer program product |
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KR101404399B1 (ko) * | 2012-05-30 | 2014-06-09 | 주식회사 엘지화학 | 점착제 조성물 |
KR20130142405A (ko) * | 2012-06-19 | 2013-12-30 | 삼성디스플레이 주식회사 | 표시 장치 및 표시 장치의 제조 방법 |
CN103149710B (zh) * | 2013-02-05 | 2015-07-08 | 苏州佳世达电通有限公司 | 一种电子装置 |
JP5988889B2 (ja) * | 2013-02-15 | 2016-09-07 | リンテック株式会社 | 粘着性組成物、粘着剤および粘着シート |
CN105659333A (zh) * | 2013-08-16 | 2016-06-08 | Lg化学株式会社 | 导电膜及其制备方法 |
KR101643046B1 (ko) * | 2013-10-01 | 2016-07-27 | 주식회사 엘지화학 | 도전성 적층체 |
KR102238788B1 (ko) * | 2014-04-23 | 2021-04-09 | 미래나노텍(주) | 터치스크린 패널 및 그 제조방법 |
EP3227398B1 (en) * | 2014-12-03 | 2020-01-08 | 3M Innovative Properties Company | Acrylic adhesives having chemical resistance |
CN105446565B (zh) * | 2015-11-13 | 2018-03-06 | 业成光电(深圳)有限公司 | 边框区窄化式触控面板及其触控显示装置 |
KR20170078160A (ko) * | 2015-12-29 | 2017-07-07 | 주식회사 동진쎄미켐 | 투명전극 보호층 조성물, 이를 포함하는 투명전극 보호층, 및 이를 포함하는 플렉서블 디스플레이 |
Family Cites Families (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0570752A (ja) * | 1991-07-17 | 1993-03-23 | Sekisui Chem Co Ltd | アクリル系粘着剤組成物および粘着テープ、ラベルもしくはシート |
JP3895836B2 (ja) * | 1997-02-27 | 2007-03-22 | 積水化学工業株式会社 | 粘着性アクリル系共重合体の製造方法 |
JP3946371B2 (ja) * | 1999-01-12 | 2007-07-18 | 日本写真印刷株式会社 | タッチパネル |
DE10030217A1 (de) * | 2000-06-20 | 2002-01-03 | Beiersdorf Ag | Verfahren zur Herstellung von Polyacrylaten |
DE10036801A1 (de) * | 2000-07-28 | 2002-02-07 | Tesa Ag | Acrylathaftklebemassen mit enger Molekulargewichtsverteilung |
JP2002287902A (ja) * | 2001-01-17 | 2002-10-04 | Seiko Epson Corp | タッチパネル及び電子機器 |
DE10149084A1 (de) * | 2001-10-05 | 2003-06-18 | Tesa Ag | UV-vernetzbare Acrylathaftschmelzhaftkleber mit enger Molekulargewichtsverteilung |
JP4753196B2 (ja) | 2002-08-29 | 2011-08-24 | 綜研化学株式会社 | 光学部材用粘着剤組成物及び該粘着剤組成物を用いた光学部材用粘着シート |
US7252864B2 (en) * | 2002-11-12 | 2007-08-07 | Eastman Kodak Company | Optical film for display devices |
KR100469355B1 (ko) * | 2002-11-14 | 2005-02-02 | 엘지.필립스 엘시디 주식회사 | 표시장치용 터치 패널 |
JP4362570B2 (ja) * | 2002-12-27 | 2009-11-11 | 綜研化学株式会社 | 両面粘着テープ及びそれを用いるタッチパネル |
GB0319714D0 (en) * | 2003-08-21 | 2003-09-24 | Philipp Harald | Anisotropic touch screen element |
US7255920B2 (en) * | 2004-07-29 | 2007-08-14 | 3M Innovative Properties Company | (Meth)acrylate block copolymer pressure sensitive adhesives |
CN101155890B (zh) * | 2005-04-13 | 2012-06-06 | 三菱树脂株式会社 | 双面粘合片材以及板叠层体 |
JPWO2007029298A1 (ja) * | 2005-09-02 | 2009-03-12 | 東洋インキ製造株式会社 | 感圧接着剤およびその製造方法、ならびに感圧接着シート |
JP2007224186A (ja) | 2006-02-24 | 2007-09-06 | Toyo Ink Mfg Co Ltd | エマルジョン型粘着剤及び粘着シート。 |
JP2008127431A (ja) * | 2006-11-17 | 2008-06-05 | Toray Fine Chemicals Co Ltd | 粘着剤組成物 |
US7948477B2 (en) * | 2006-12-15 | 2011-05-24 | Apple Inc. | PET-based touchpad |
JP2008266473A (ja) * | 2007-04-20 | 2008-11-06 | Nitto Denko Corp | 透明粘着シート及びフラットパネルディスプレイ |
JP2009064591A (ja) * | 2007-09-04 | 2009-03-26 | Hyogo Prefecture | 燃料電池用電極とその製造方法並びに該電極を用いた膜電極接合体 |
US20090087629A1 (en) * | 2007-09-28 | 2009-04-02 | Everaerts Albert I | Indium-tin-oxide compatible optically clear adhesive |
TWI374379B (en) * | 2007-12-24 | 2012-10-11 | Wintek Corp | Transparent capacitive touch panel and manufacturing method thereof |
JP5591477B2 (ja) * | 2008-03-13 | 2014-09-17 | 日東電工株式会社 | 光学部材用粘着剤組成物、光学部材用粘着剤層、粘着型光学部材、透明導電性積層体、タッチパネルおよび画像表示装置 |
WO2010044229A1 (ja) * | 2008-10-15 | 2010-04-22 | 三菱樹脂株式会社 | 透明粘着シートおよび画像表示装置 |
JP2010215794A (ja) * | 2009-03-17 | 2010-09-30 | Sekisui Chem Co Ltd | 両面粘着テープ、導電性フィルム積層体及び該導電性フィルム積層体の製造方法 |
KR101191117B1 (ko) * | 2009-09-28 | 2012-10-15 | 주식회사 엘지화학 | 터치 패널 |
KR101585270B1 (ko) * | 2010-03-16 | 2016-01-13 | (주)엘지하우시스 | 점착 필름 및 터치패널 |
KR101385844B1 (ko) * | 2010-10-20 | 2014-04-21 | 주식회사 엘지화학 | 터치 패널용 점착제 조성물 |
EP2722736B1 (en) * | 2011-07-19 | 2018-07-11 | LG Chem, Ltd. | Touch panel |
CN103718138B (zh) * | 2011-07-19 | 2017-02-22 | Lg化学株式会社 | 触摸面板 |
-
2010
- 2010-09-27 KR KR1020100093117A patent/KR101191117B1/ko active Active
- 2010-09-28 TW TW99132834A patent/TWI443163B/zh active
- 2010-09-28 CN CN201080053334.5A patent/CN102648260B/zh active Active
- 2010-09-28 US US13/498,539 patent/US20120244348A1/en not_active Abandoned
- 2010-09-28 JP JP2012530788A patent/JP5660641B2/ja active Active
- 2010-09-28 EP EP10819081.0A patent/EP2484737B1/en active Active
- 2010-09-28 WO PCT/KR2010/006599 patent/WO2011037440A2/ko active Application Filing
-
2013
- 2013-10-31 US US14/068,917 patent/US20140057102A1/en not_active Abandoned
Non-Patent Citations (2)
Title |
---|
None |
See also references of EP2484737A4 |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20140349055A1 (en) * | 2010-04-05 | 2014-11-27 | Lg Hausys, Ltd. | Adhesive composition, adhesive sheet, and touch panel |
JP2014527223A (ja) * | 2011-07-19 | 2014-10-09 | エルジー・ケム・リミテッド | タッチパネル |
JP2014527224A (ja) * | 2011-07-19 | 2014-10-09 | エルジー・ケム・リミテッド | タッチパネル |
US9823763B2 (en) | 2011-07-19 | 2017-11-21 | Lg Chem, Ltd. | Touch panel |
EP2722736B1 (en) * | 2011-07-19 | 2018-07-11 | LG Chem, Ltd. | Touch panel |
JP2013047888A (ja) * | 2011-08-29 | 2013-03-07 | Soken Chem & Eng Co Ltd | 積層体および該積層体を有するタッチパネル |
US20150146287A1 (en) * | 2012-06-01 | 2015-05-28 | Bayer Materialscience Ag | Multilayer structure as reflector |
Also Published As
Publication number | Publication date |
---|---|
US20120244348A1 (en) | 2012-09-27 |
TWI443163B (zh) | 2014-07-01 |
KR101191117B1 (ko) | 2012-10-15 |
CN102648260A (zh) | 2012-08-22 |
JP5660641B2 (ja) | 2015-01-28 |
TW201130936A (en) | 2011-09-16 |
EP2484737A2 (en) | 2012-08-08 |
CN102648260B (zh) | 2015-06-03 |
WO2011037440A3 (ko) | 2011-11-03 |
JP2013506186A (ja) | 2013-02-21 |
EP2484737A4 (en) | 2013-10-16 |
EP2484737B1 (en) | 2015-07-29 |
KR20110034556A (ko) | 2011-04-05 |
US20140057102A1 (en) | 2014-02-27 |
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