WO2014193112A1 - Composite adhésif - Google Patents

Composite adhésif Download PDF

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Publication number
WO2014193112A1
WO2014193112A1 PCT/KR2014/004534 KR2014004534W WO2014193112A1 WO 2014193112 A1 WO2014193112 A1 WO 2014193112A1 KR 2014004534 W KR2014004534 W KR 2014004534W WO 2014193112 A1 WO2014193112 A1 WO 2014193112A1
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WO
WIPO (PCT)
Prior art keywords
group
weight
formula
carbon atoms
acrylic copolymer
Prior art date
Application number
PCT/KR2014/004534
Other languages
English (en)
Korean (ko)
Inventor
최한영
유민근
Original Assignee
동우화인켐 주식회사
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from KR1020140031122A external-priority patent/KR102145807B1/ko
Application filed by 동우화인켐 주식회사 filed Critical 동우화인켐 주식회사
Publication of WO2014193112A1 publication Critical patent/WO2014193112A1/fr

Links

Classifications

    • 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
    • C09J133/14—Homopolymers or copolymers of esters of esters containing halogen, nitrogen, sulfur or oxygen atoms in addition to the carboxy oxygen
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/10—Esters
    • C08F220/12—Esters of monohydric alcohols or phenols
    • C08F220/16—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
    • C08F220/18—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
    • C08F220/1804—C4-(meth)acrylate, e.g. butyl (meth)acrylate, isobutyl (meth)acrylate or tert-butyl (meth)acrylate

Definitions

  • the present invention relates to an adhesive composition with improved cohesion.
  • a strong adhesive material which improves the adhesive performance by increasing the molecular weight of the components constituting the adhesive or increasing the crosslinking density is generally used.
  • Japanese Patent Application Laid-Open No. 2002-169017 proposes an adhesive crosslinking an acrylic polymer and a multifunctional metal chelate comprising a monomer unit of an alkyl (meth) acrylate as a main skeleton and containing a monomer unit having a carboxyl group.
  • the pressure-sensitive adhesive improves the adhesive performance, but under high temperature and high humidity conditions, it is impossible to keep up with the shape change caused by shrinkage or swelling of the sheet including the organic material of the pressure-sensitive adhesive, which causes various problems.
  • the polarizing plate may be peeled off to reuse an expensive liquid crystal cell after a predetermined time has elapsed after the attachment. Therefore, there is a need for an adhesive that can be peeled relatively easily from the liquid crystal cell even after a certain time has elapsed after being attached to the liquid crystal cell through the adhesive applied to the polarizing plate.
  • Korean Patent Publication No. 2007-76469 discloses an adhesive containing two acrylic copolymers and an active energy ray-curable compound, wherein the active energy ray-curable compound is used as a crosslinking agent to improve cohesion.
  • Korean Patent Publication Nos. 2014-0013916 and 2014-0013917 include (meth) acrylic acid ester monomers having C4 to C10 carbon atoms of alkyl groups, copolymerizable monomers containing hydroxyl groups, and copolymerizable monomers containing carboxyl groups.
  • the adhesive composition which consists of an acryl-type polymer which is a copolymer to further contain an antistatic agent which is an ionic compound whose melting
  • an antistatic agent which is an ionic compound whose melting
  • An object of the present invention is to provide a pressure-sensitive adhesive composition having increased cohesion force by an ionic bond reaction between an acrylic copolymer and a covalent bond between an acrylic copolymer and a crosslinking agent.
  • an object of the present invention is to provide a pressure-sensitive adhesive composition which is excellent in durability by improving the cohesive force and at the same time capable of re-peeling after a lapse of time.
  • the present invention comprises an acrylic copolymer and a crosslinking agent, the acrylic copolymer provides an adhesive composition containing an acrylic copolymer having an amino group and an acrylic copolymer having a carboxyl group.
  • the acrylic copolymer may contain 10 to 90% by weight of the acrylic copolymer having an amino group and 10 to 90% by weight of the acrylic copolymer having a carboxyl group.
  • the monomer for preparing the acryl-based copolymer having an amino group may contain a (meth) acrylate monomer having an alkyl group having 1 to 12 carbon atoms and at least one monomer selected from the group consisting of the following Chemical Formulas 1 to 5.
  • R 1 is hydrogen or a methyl group
  • R 2 and R 3 are each independently hydrogen, an alkyl group having 1 to 4 carbon atoms, or a trialkylamine group having 1 to 6 carbon atoms
  • R 1 is hydrogen or a methyl group
  • R 2 and R 3 are each independently hydrogen or an alkyl group having 1 to 4 carbon atoms
  • R 4 is a hydroxy group or an alkoxy group having 1 to 3 carbon atoms
  • l and n are 1 An integer from 12 to m
  • m is an integer of 0 or 1)
  • R 1 is hydrogen or methyl group, X is O or N substituted with an alkyl group having 1 to 3 carbon atoms
  • R 1 is hydrogen or a methyl group
  • R 2 and R 3 are each independently hydrogen or an alkyl group having 1 to 4 carbon atoms
  • R 1 is hydrogen or a methyl group
  • R 4 is a hydroxy group or an alkoxy group having 1 to 3 carbon atoms
  • R 5 is hydrogen, an aliphatic hydrocarbon group having 1 to 4 carbon atoms, a halogen, an alkoxy group having 1 to 4 carbon atoms, or An alkylamino group having 1 to 4 carbon atoms
  • n is an integer of 1 to 12
  • m is 0 or an integer of 1)
  • the at least one monomer selected from the group consisting of Formulas 1 to 5 may contain 1 to 20 parts by weight based on 100 parts by weight of the (meth) acrylate monomer having an alkyl group having 1 to 12 carbon atoms.
  • the monomer for preparing the acryl-based copolymer having a carboxyl group may contain a (meth) acrylate monomer having an alkyl group having 1 to 12 carbon atoms and at least one monomer selected from the group consisting of the following Chemical Formulas 6 to 14.
  • the at least one monomer selected from the group consisting of Chemical Formulas 6 to 14 may contain 0.1 to 10 parts by weight based on 100 parts by weight of the (meth) acrylate monomer having an alkyl group having 1 to 12 carbon atoms.
  • the cohesive force of the pressure-sensitive adhesive composition is improved by the ionic bond reaction between the acrylic copolymer and the covalent bond between the aglylic copolymer and the crosslinking agent.
  • the improved cohesive force may exhibit excellent reworkability equivalent to that of the related art while having excellent durability to maintain adhesive force even when exposed to a high temperature or high temperature and high humidity environment.
  • the present invention relates to an adhesive composition with improved cohesion.
  • the pressure-sensitive adhesive composition of the present invention includes an acrylic copolymer and a crosslinking agent, and the acrylic copolymer contains an acrylic copolymer having an amino group and an acrylic copolymer having a carboxyl group.
  • the pressure-sensitive adhesive composition of the present invention may exhibit excellent durability by covalent bonding between the crosslinking agent and the acrylic copolymer, and simultaneously performing ionic bonding between the acrylic copolymer to improve the cohesive force of the pressure-sensitive adhesive composition.
  • the acrylic copolymer may contain 10 to 90% by weight of the acrylic copolymer having an amino group and 10 to 90% by weight of the acrylic copolymer having a carboxyl group.
  • the effect of improving cohesion may be insufficient and it may not be easy to achieve a sufficient adhesive durability (heat resistance and heat and moisture resistance) improvement effect.
  • the monomer for preparing the acrylic copolymer having an amino group of the present invention may contain at least one monomer selected from the group consisting of a (meth) acrylate monomer having an alkyl group having 1 to 12 carbon atoms and the following formulas (1) to (5).
  • (meth) acrylate means acrylate and methacrylate, and the content of each component is based on solid content.
  • R 1 is hydrogen or a methyl group
  • R 2 and R 3 are each independently hydrogen, an alkyl group having 1 to 4 carbon atoms, or a trialkylamine group having 1 to 6 carbon atoms
  • R 1 is hydrogen or a methyl group
  • R 2 and R 3 are each independently hydrogen or an alkyl group having 1 to 4 carbon atoms
  • R 4 is a hydroxy group or an alkoxy group having 1 to 3 carbon atoms
  • l and n are 1 An integer from 12 to m
  • m is an integer of 0 or 1)
  • R 1 is hydrogen or methyl group, X is O or N substituted with an alkyl group having 1 to 3 carbon atoms
  • R 1 is hydrogen or a methyl group
  • R 2 and R 3 are each independently hydrogen or an alkyl group having 1 to 4 carbon atoms
  • R 1 is hydrogen or a methyl group
  • R 4 is a hydroxy group or an alkoxy group having 1 to 3 carbon atoms
  • R 5 is hydrogen, an aliphatic hydrocarbon group having 1 to 4 carbon atoms, a halogen, an alkoxy group having 1 to 4 carbon atoms, or An alkylamino group having 1 to 4 carbon atoms
  • n is an integer of 1 to 12
  • m is 0 or an integer of 1)
  • Examples of the (meth) acrylate monomer having an alkyl group having 1 to 12 carbon atoms include n-butyl (meth) acrylate, 2-butyl (meth) acrylate, t-butyl (meth) acrylate, and 2-ethylhexyl (meth).
  • the at least one monomer selected from the group consisting of Formulas 1 to 5 preferably contains 1 to 20 parts by weight based on 100 parts by weight of the (meth) acrylate monomer having an alkyl group having 1 to 12 carbon atoms, more preferably 2 It is good that it is 10 weight part. If the content is less than 1 part by weight, the effect of improving cohesion may be insignificant, and if it exceeds 20 parts by weight, the hydrophilicity may be excessively increased to reduce moisture resistance, the peeling force of the release film may be excessively increased, or the liquid stability may deteriorate. Etc. Other physical properties of the adhesive may be deteriorated.
  • the monomer for preparing an acrylic copolymer having an amino group of the present invention may be a (meth) acrylate monomer having an alkyl group having 1 to 12 carbon atoms and a monomer having a hydroxy group in addition to at least one monomer selected from the group consisting of Formulas 1 to 5 above. It may contain.
  • the monomer having a hydroxy group serves to enhance the cohesion or adhesive strength of the pressure-sensitive adhesive composition by chemical bonding to impart durability and cutability.
  • the monomer having a hydroxy group is 2-hydroxyethyl (meth) acrylate, 2-hydroxypropyl (meth) acrylate, 2-hydroxybutyl (meth) acrylate, 4-hydroxybutyl (meth) acryl 2-hydroxyhexyl (meth) acrylate, 2-hydroxyethylene glycol (meth) acrylate, 2-hydroxypropylene glycol (meth) acrylate, and hydroxyalkylene having 2 to 4 carbon atoms of an alkylene group.
  • Glycol (meth) acrylate 4-hydroxybutyl vinyl ether, 5-hydroxypentyl vinyl ether, 6-hydroxyhexyl vinyl ether, 7-hydroxyheptyl vinyl ether, 8-hydroxyoctyl vinyl ether, 9-hydroxy Hydroxynonyl vinyl ether, 10-hydroxydecyl vinyl ether, etc. are mentioned, Among these, 4-hydroxy butyl vinyl ether is preferable.
  • the monomer which has such a hydroxyl group is contained in 0.05-10 weight part with respect to 100 weight part of (meth) acrylate monomers which have a C1-C12 alkyl group, More preferably, it is 0.1-8 weight part. If the content is less than 0.05 parts by weight, the cohesive force of the pressure-sensitive adhesive may be reduced, the durability may be lowered. If the content is more than 10 parts by weight, the adhesive strength is lowered by a high gel fraction may cause problems in durability.
  • the acrylic copolymer having an amino group of the present invention may further contain other polymerizable monomers other than the above monomers in a range of not lowering the adhesive strength, for example, 10 parts by weight or less based on the total amount.
  • the manufacturing method of the acryl-type copolymer which has an amino group is not specifically limited, It can manufacture using methods, such as block polymerization, solution polymerization, emulsion polymerization, or suspension polymerization conventionally used in the field, and solution polymerization is preferable.
  • a solvent, a polymerization initiator, a chain transfer agent for molecular weight control, and the like, which are usually used in the polymerization may be used.
  • the acrylic copolymer having an amino group preferably has a weight average molecular weight (polystyrene equivalent, Mw) measured by gel permeation chromatography (GPC) of 50,000 to 2 million, more preferably 400,000 to 200 It is good to be. If the weight average molecular weight is less than 50,000, there is a lack of cohesion between the copolymers may cause problems in adhesion durability, if the weight average molecular weight is more than 2 million may require a large amount of dilution solvent to ensure fairness during coating.
  • Mw polystyrene equivalent
  • the monomer for preparing an acrylic copolymer having a carboxyl group of the present invention preferably contains a (meth) acrylate monomer having an alkyl group having 1 to 12 carbon atoms and at least one monomer selected from the group consisting of the following Chemical Formulas 6 to 14. .
  • the at least one monomer selected from the group consisting of Chemical Formulas 6 to 14 preferably contains 0.1 to 10 parts by weight based on 100 parts by weight of the (meth) acrylate monomer having an alkyl group having 1 to 12 carbon atoms, more preferably 2 It is good to be 6 weight part. If the content is less than 0.1 part by weight, the effect of improving cohesion may be insignificant. If the content is more than 10 parts by weight, the hydrophilicity is excessively increased, and there is a fear that the damp-heat resistance is lowered.
  • the acrylic copolymer having a carboxyl group of the present invention may contain a monomer having a hydroxy group in addition to at least one monomer selected from the group consisting of Chemical Formulas 6 to 14.
  • the type of the (meth) acrylate monomer having an alkyl group having 1 to 12 carbon atoms, the type and content of the monomer having a hydroxy group, the production method of the copolymer, the weight average molecular weight of the copolymer, and the like are determined in the acrylic copolymer having the amino group. Same as the description.
  • the present invention has a low content of the low molecular weight copolymer which is not crosslinked by the crosslinking reaction (ion bonding) between the acrylic copolymers, thereby improving the durability degradation due to the bleed-out of the low molecular weight copolymer, Dense crosslinking improves cohesion and ensures durability.
  • the crosslinking agent is used to improve the cohesion and to improve durability, and in particular, to satisfy both heat resistance and heat and moisture resistance.
  • the crosslinking agent may react with a hydroxy group or a carboxy group, and isocyanate or epoxy may be used alone or in combination of two or more.
  • isocyanate-based crosslinking agent examples include tolylene diisocyanate, xylene diisocyanate, 2,4-diphenylmethane diisocyanate, 4,4-diphenylmethane diisocyanate, hexamethylene diisocyanate, isophorone diisocyanate, tetramethyl xylene diisocyanate, Diisocyanate compounds such as naphthalene diisocyanate; Diisocyanate obtained from 2 moles of an adduct obtained by reacting 3 moles of a diisocyanate compound with 1 mole of a polyhydric alcohol compound such as trimethylolpropane, an isocyanurate obtained by self-condensing 3 moles of the diisocyanate compound, and 3 moles of the diisocyanate compound And polyfunctional isocyanate compounds containing three functional groups such as biuret, triphenylmethanetriisocyanate, and methylenebistriisocyanate
  • epoxy-based crosslinking agents examples include ethylene glycol diglycidyl ether, diethylene glycol diglycidyl ether, polyethylene glycol diglycidyl ether, propylene glycol diglycidyl ether, tripropylene glycol diglycidyl ether, and polypropylene.
  • Glycol diglycidyl ether neopentyl glycol diglycidyl ether, 1,6-hexanediol diglycidyl ether, polytetramethylene glycol diglycidyl ether, glycerol diglycidyl ether, glycerol triglycidyl ether , Diglycerol polyglycidyl ether, polyglycerol polyglycidyl ether, resorcin diglycidyl ether, 2,2-dibromoneopentyl glycol diglycidyl ether, trimethylol propane triglycidyl ether, pentaerythrate Lithol polyglycidyl ether, sorbitol polyglycidyl ether, adipic acid diglycidyl ester, phthalic acid diglycidyl ester, tris (glycidyl) iso Anurate, tris (glycidoxyethyl) isocyan
  • Such a crosslinking agent may be contained in an amount of 0.1 to 5 parts by weight, preferably 0.2 to 1.0 part by weight based on 100 parts by weight of the total amount of the acrylic copolymer having an amino group and the acrylic copolymer having a carboxyl group.
  • the content of the crosslinking agent is less than 0.1 part by weight, the effect of improving cohesion may be insufficient.
  • the content of the crosslinking agent is more than 5 parts by weight, the cohesion may be reduced due to excessive increase in cohesion.
  • the pressure-sensitive adhesive composition according to the present invention may further contain an antistatic agent, and an ionic antistatic agent may be preferably used.
  • the ionic antistatic agent is not particularly limited as long as the ionic antistatic agent is capable of imparting ionic conductivity to the pressure-sensitive adhesive with ionic salts composed of anions and cations.
  • a cation selected from the group consisting of alkali metal salts, ammonium salts, sulfonium salts and phosphonium salts; It may be an ionic salt consisting of an anion selected from the group consisting of fluorine-containing inorganic salts, fluorine-containing organic salts and iodine ions.
  • Such an ionic antistatic agent may contain 0.1 to 5 parts by weight, preferably 0.5 to 3 parts by weight, based on 100 parts by weight of the acrylic copolymer. If the content is less than 0.1 parts by weight may be insufficient antistatic properties and if it exceeds 5 parts by weight it may be difficult to secure durability.
  • the pressure-sensitive adhesive composition according to the present invention in order to adjust the adhesion, cohesion, viscosity, elastic modulus, glass transition temperature, etc. required according to the use, tackifying resin, antioxidant, leveling agent, surface lubricant, dye, Additives, such as a pigment, an antifoamer, a filler, and a light stabilizer, can be further contained.
  • the double silane coupling agent plays a role of improving adhesion between the pressure-sensitive adhesive and the base material, it is preferable to contain it, and an alkoxysilane containing functional groups such as amino group, epoxy group, acetoacetyl group, polyalkylene glycol group, acryl group and alkyl group Can be used.
  • Such additives may be appropriately adjusted in a range not impairing the effects of the present invention, for example, the silane coupling agent in consideration of the adhesion and durability, etc., the total amount of the acrylic copolymer having the amino group and the acrylic copolymer having a carboxyl group 0.01 to 2 parts by weight, preferably 0.1 to 0.5 parts by weight, based on 100 parts by weight. If the content is less than 0.01 parts by weight, the adhesion may be lowered, and if it exceeds 2 parts by weight, peeling may occur under heat-resistant conditions.
  • the pressure-sensitive adhesive composition of the present invention can be used as a pressure-sensitive adhesive for polarizing plates and a surface protective film for bonding to liquid crystal cells.
  • it can be used as a general commercial adhesive sheet product as well as a protective film, a reflective sheet, a structural adhesive sheet, a photographic adhesive sheet, a lane marking adhesive sheet, an optical adhesive product, an adhesive for electronic parts, and the like.
  • n-butyl acrylate BA
  • MA methyl acrylate
  • dimethylaminoethyl acrylate 100 parts by weight of ethyl acetate (acetone) was added as a solvent. Then, after purging nitrogen gas for 1 hour to remove oxygen, it was maintained at 62 ° C.
  • AIBN azobis isobutyronitrile
  • AIBN azobisisobutyronitrile
  • the pressure-sensitive adhesive composition prepared above was applied on a release film coated with a silicone release agent to have a thickness of 25 ⁇ m, and dried at 100 ° C. for 1 minute to form an adhesive layer.
  • a pressure-sensitive adhesive polarizing plate was prepared by laminating the pressure-sensitive adhesive layer prepared above on an iodine-based polarizing plate having a thickness of 185 ⁇ m.
  • the pressure-sensitive adhesive polarizing plate was cut out to a size of 25 mm in width and 100 mm in length, and the release film was peeled off.
  • Treatment to prepare an evaluation sample After putting in a 50 °C oven was taken out after 5 hours and left at room temperature for 120 hours, it was peeled off at a rate of 1.3 cm / s. In addition, after being put into an oven at 60 ° C. and 90 RH% of humidity conditions, it was taken out after 4 hours and left at room temperature for 120 hours, followed by peeling at a speed of 1.3 cm / s.
  • the adhesive remains on the panel under more than one condition or the polarizer is torn during the peeling process: ⁇
  • the pressure-sensitive adhesive composition of Examples 1 to 23 containing an acrylic copolymer having an amino group and an acrylic copolymer having a carboxyl group according to the present invention as an acrylic copolymer as shown in Table 2 is at least equivalent to the rework It was confirmed that the heat resistance and the heat-and-moisture resistance were excellent while maintaining the properties.

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Adhesives Or Adhesive Processes (AREA)
  • Adhesive Tapes (AREA)

Abstract

La présente invention concerne un composite adhésif et, plus particulièrement, un composite adhésif ayant une plus faible teneur en copolymère non-réticulé et une force de cohésion améliorée du composite adhésif, caractérisé en ce qu'il contient un copolymère à base acrylique comprenant un groupe amino et un copolymère à base acrylique comprenant un groupe carboxyle, et pouvant donc garder sa force adhésive et présenter une excellente aptitude à être refaçonné même s'il est exposé à un environnement à température élevée ou à un environnement à température et à humidité élevées.
PCT/KR2014/004534 2013-05-27 2014-05-21 Composite adhésif WO2014193112A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR20130059503 2013-05-27
KR10-2013-0059503 2013-05-27
KR1020140031122A KR102145807B1 (ko) 2013-05-27 2014-03-17 점착제 조성물
KR10-2014-0031122 2014-03-17

Publications (1)

Publication Number Publication Date
WO2014193112A1 true WO2014193112A1 (fr) 2014-12-04

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ID=51989085

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2014/004534 WO2014193112A1 (fr) 2013-05-27 2014-05-21 Composite adhésif

Country Status (1)

Country Link
WO (1) WO2014193112A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20120073093A (ko) * 2010-12-24 2012-07-04 소켄 케미칼 앤드 엔지니어링 캄파니, 리미티드 광학 필름용 점착제 조성물 및 점착형 광학 필름
KR20120078119A (ko) * 2010-12-31 2012-07-10 동우 화인켐 주식회사 점착제 조성물, 이를 포함하는 편광판 및 액정표시장치
KR20130038513A (ko) * 2011-10-10 2013-04-18 동우 화인켐 주식회사 신규의 (메트)아크릴레이트계 화합물 및 이를 함유하는 광학용 점착제 조성물
KR20130039242A (ko) * 2011-10-11 2013-04-19 제일모직주식회사 점착제 조성물, 점착필름, 그 제조방법 및 이를 이용한 디스플레이 부재
KR20130049776A (ko) * 2010-03-25 2013-05-14 닛토덴코 가부시키가이샤 아크릴계 점착제 조성물 및 아크릴계 점착 테이프

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20130049776A (ko) * 2010-03-25 2013-05-14 닛토덴코 가부시키가이샤 아크릴계 점착제 조성물 및 아크릴계 점착 테이프
KR20120073093A (ko) * 2010-12-24 2012-07-04 소켄 케미칼 앤드 엔지니어링 캄파니, 리미티드 광학 필름용 점착제 조성물 및 점착형 광학 필름
KR20120078119A (ko) * 2010-12-31 2012-07-10 동우 화인켐 주식회사 점착제 조성물, 이를 포함하는 편광판 및 액정표시장치
KR20130038513A (ko) * 2011-10-10 2013-04-18 동우 화인켐 주식회사 신규의 (메트)아크릴레이트계 화합물 및 이를 함유하는 광학용 점착제 조성물
KR20130039242A (ko) * 2011-10-11 2013-04-19 제일모직주식회사 점착제 조성물, 점착필름, 그 제조방법 및 이를 이용한 디스플레이 부재

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