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1. WO2020067613 - ACRYLIC ADHESIVE COMPOSITION, POLARIZING PLATE, AND DISPLAY DEVICE

Publication Number WO/2020/067613
Publication Date 02.04.2020
International Application No. PCT/KR2019/001842
International Filing Date 14.02.2019
IPC
C09J 133/08 2006.01
CCHEMISTRY; METALLURGY
09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
JADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
133Adhesives 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
04Homopolymers or copolymers of esters
06of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
08Homopolymers or copolymers of acrylic acid esters
C09J 11/06 2006.01
CCHEMISTRY; METALLURGY
09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
JADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
11Features of adhesives not provided for in group C09J9/76
02Non-macromolecular additives
06organic
C09J 11/04 2006.01
CCHEMISTRY; METALLURGY
09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
JADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
11Features of adhesives not provided for in group C09J9/76
02Non-macromolecular additives
04inorganic
G02B 5/30 2006.01
GPHYSICS
02OPTICS
BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
5Optical elements other than lenses
30Polarising elements
G06F 3/041 2006.01
GPHYSICS
06COMPUTING; CALCULATING OR COUNTING
FELECTRIC DIGITAL DATA PROCESSING
3Input 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
01Input arrangements or combined input and output arrangements for interaction between user and computer
03Arrangements for converting the position or the displacement of a member into a coded form
041Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
CPC
C09J 11/04
CCHEMISTRY; METALLURGY
09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
JADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIAL AS ADHESIVES
11Features of adhesives not provided for in group C09J9/00, e.g. additives
02Non-macromolecular additives
04inorganic
C09J 11/06
CCHEMISTRY; METALLURGY
09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
JADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIAL AS ADHESIVES
11Features of adhesives not provided for in group C09J9/00, e.g. additives
02Non-macromolecular additives
06organic
C09J 133/08
CCHEMISTRY; METALLURGY
09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
JADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIAL AS ADHESIVES
133Adhesives 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
04Homopolymers or copolymers of esters
06of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
08Homopolymers or copolymers of acrylic acid esters
G02B 5/30
GPHYSICS
02OPTICS
BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
5Optical elements other than lenses
30Polarising elements
G06F 3/041
GPHYSICS
06COMPUTING; CALCULATING; COUNTING
FELECTRIC DIGITAL DATA PROCESSING
3Input 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
01Input arrangements or combined input and output arrangements for interaction between user and computer
03Arrangements for converting the position or the displacement of a member into a coded form
041Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
Applicants
  • 주식회사 엘지화학 LG CHEM, LTD. [KR]/[KR]
Inventors
  • 김은석 KIM, Eun Suk
  • 김기영 KIM, Kee Young
Agents
  • 특허법인 태평양 BAE, KIM & LEE IP GROUP
Priority Data
10-2018-011647628.09.2018KR
Publication Language Korean (KO)
Filing Language Korean (KO)
Designated States
Title
(EN) ACRYLIC ADHESIVE COMPOSITION, POLARIZING PLATE, AND DISPLAY DEVICE
(FR) COMPOSITION ADHÉSIVE ACRYLIQUE, PLAQUE POLARISANTE ET DISPOSITIF D'AFFICHAGE
(KO) 아크릴계 점착제 조성물, 편광판 및 디스플레이 장치
Abstract
(EN)
The present invention relates to an acrylic adhesive composition, and a polarizing plate and a display device manufactured using same, the acrylic adhesive composition including: an acrylic copolymer formed by polymerizing a monomer mixture which contains an acetoacetyl group-containing (meth)acrylic monomer, a hydroxy group-containing (meth)acrylic monomer, an alicyclic group-containing (meth)acrylate monomer, and an alkyl(meta)acrylate-based monomer; and a curing agent including a metal chelate compound and an isocyanate-based compound, wherein the acrylic adhesive composition has a glass transition temperature of -30°C or higher after being cured.
(FR)
La présente invention concerne une composition adhésive acrylique, ainsi qu'une plaque polarisante et un dispositif d'affichage fabriqués à l'aide de celle-ci, la composition adhésive acrylique comprenant : un copolymère acrylique formé par polymérisation d'un mélange de monomères qui contient un monomère (méth)acrylique contenant un groupe acétoacétyle, un monomère (méth)acrylique contenant un groupe hydroxy, un monomère (méth)acrylate contenant un groupe alicyclique et un monomère à base d'alkyl(méta)acrylate ; et un agent de durcissement comprenant un composé chélaté métallique et un composé à base d'isocyanate, la composition adhésive acrylique ayant une température de transition vitreuse de -30 °C ou plus après durcissement.
(KO)
본 발명은, 아세토아세틸기를 포함하는 (메트)아크릴계 단량체, 히드록시기를 포함하는 (메트)아크릴계 단량체, 지환족기를 포함하는 (메트)아크릴레이트 단량체 및 알킬 (메트)아크릴레이트계 단량체를 포함하는 단량체 혼합물을 중합하여 형성되는 아크릴계 공중합체 및 금속 킬레이트 화합물와 이소시아네이트계 화합물을 포함하는 경화제를 포함하고, 경화 후 유리전이온도가 -30℃ 이상인 아크릴계 점착제 조성물 및 이를 이용하여 제조되는 편광판 및 디스플레이 장치에 관한 것이다.
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