KR100983026B1 - 점착제 조성물, 편광판 및 액정표시장치 - Google Patents
점착제 조성물, 편광판 및 액정표시장치 Download PDFInfo
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- KR100983026B1 KR100983026B1 KR1020090125399A KR20090125399A KR100983026B1 KR 100983026 B1 KR100983026 B1 KR 100983026B1 KR 1020090125399 A KR1020090125399 A KR 1020090125399A KR 20090125399 A KR20090125399 A KR 20090125399A KR 100983026 B1 KR100983026 B1 KR 100983026B1
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- 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
- C09J133/062—Copolymers with monomers not covered by C09J133/06
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- C09J4/00—Adhesives based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; adhesives, based on monomers of macromolecular compounds of groups C09J183/00 - C09J183/16
- C09J4/06—Organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups C09J159/00 - C09J187/00
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133528—Polarisers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2457/00—Electrical equipment
- B32B2457/20—Displays, e.g. liquid crystal displays, plasma displays
- B32B2457/202—LCD, i.e. liquid crystal displays
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- 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
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- 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
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- 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
- C09J133/12—Homopolymers or copolymers of methyl methacrylate
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2203/00—Applications of adhesives in processes or use of adhesives in the form of films or foils
- C09J2203/318—Applications of adhesives in processes or use of adhesives in the form of films or foils for the production of liquid crystal displays
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- 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]
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- 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
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K2323/00—Functional layers of liquid crystal optical display excluding electroactive liquid crystal layer characterised by chemical composition
- C09K2323/05—Bonding or intermediate layer characterised by chemical composition, e.g. sealant or spacer
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K2323/00—Functional layers of liquid crystal optical display excluding electroactive liquid crystal layer characterised by chemical composition
- C09K2323/05—Bonding or intermediate layer characterised by chemical composition, e.g. sealant or spacer
- C09K2323/057—Ester polymer, e.g. polycarbonate, polyacrylate or polyester
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/30—Polarising elements
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F2202/00—Materials and properties
- G02F2202/28—Adhesive materials or arrangements
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- 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
Abstract
Description
|
실시예 | 비교예 | |||||
1 | 2 | 3 | 1 | 2 | 3 | 4 | |
아크릴계 수지(A) | 100 | 100 | 100 | 100 | 100 | 100 | 100 |
아크릴계저분자량체(B) | - | - | - | - | - | - | 30 |
다관능 A | 15 | 15 | 10 | - | 25 | - | 10 |
다관능 B | 10 | 5 | 10 | 5 | 15 | - | 10 |
가교제 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 5.0 | 1.0 |
Irg184 | 1.4 | 1.2 | 1.0 | 1.0 | 1.0 | - | 1.0 |
M812 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 |
함량 단위: 중량부 다관능 A: 6관능 우레탄 아크릴레이트 다관능 B: 3관능형 아크릴레이트(트리스아크릴록시 에틸 이소시아누레이트) 가교제: XDI계 이소시아네이트(D110N, 미쯔이 타케다(제), 일본) Irg184: 광개시제(히드록시 시클로헥실페닐 케톤(시바스페셜티 케미컬(제), 스위스)) M812: β-시아노아세틸기 함유 실란 커플링제(LG 화학(제)) |
|
실시예 | 비교예 | |||||
1 | 2 | 3 | 1 | 2 | 3 | 4 | |
저장탄성률 (80℃)(MPa) | 0.18 | 0.13 | 0.1 | 0.045 | 0.4 | 0.1 | 0.03 |
저장탄성률 (23℃)(MPa) | 0.25 | 0.15 | 0.12 | 0.06 | 0.5 | 0.12 | 0.1 |
겔분율(%) | 95 | 96 | 93 | 92 | 98 | 82 | 65 |
점착력 (N/25mm) | 280 | 320 | 400 | 540 | 50 | 65 | 350 |
재박리성 | ○ | ○ | ○ | △ | ○ | ○ | ○ |
내열내구성 | ○ | ○ | ○ | × | × | × | △ |
내습열 내구성 | ○ | ○ | ○ | △ | × | × | × |
광투과균일성(%)(상하) | 27 | 35 | 29 | 345 | 18 | 56 | 156 |
광투과균일성(%)(좌우) | 35 | 42 | 32 | 190 | 15 | 73 | 273 |
Claims (19)
- 경화 후 상호침투 고분자 네트워크 구조를 구현하고, 또한 80℃에서의 저장 탄성률이 0.05 MPa 내지 0.3 MPa인 점착제 조성물.
- 제 1 항에 있어서, 경화 후 80℃에서의 저장 탄성률이 0.07 MPa 내지 0.3 MPa인 점착제 조성물.
- 제 1 항에 있어서, 경화 후 23℃에서의 저장 탄성률이 0.07 MPa 내지 0.3 MPa인 점착제 조성물.
- 제 1 항에 있어서, 가교성 아크릴계 수지 및 다관능성 가교제를 포함하는 점착제 조성물.
- 제 4 항에 있어서, 아크릴계 수지는, (메타)아크릴산 에스테르계 단량체; 및 가교성 단량체를 포함하는 단량체 혼합물의 중합체인, 점착제 조성물.
- 제 4 항에 있어서, 다관능성 가교제가 이소시아네이트 화합물, 에폭시 화합물, 아지리딘 화합물 및 금속 킬레이트 화합물로 이루어진 군으로부터 선택된 하나 이상인, 점착제 조성물.
- 제 4 항에 있어서, 다관능성 가교제는, 아크릴계 수지 100 중량부에 대하여, 0.01 중량부 내지 10 중량부로 포함되는, 점착제 조성물.
- 제 4 항에 있어서, 다관능성 아크릴레이트 및 중합 개시제를 추가로 포함하는, 점착제 조성물.
- 제 8 항에 있어서, 다관능성 아크릴레이트는 2관능형 아크릴레이트, 3관능형 아크릴레이트, 4관능형 아크릴레이트, 5 관능형 아크릴레이트 또는 6관능형 아크릴레이트인, 점착제 조성물.
- 제 8 항에 있어서, 다관능성 아크릴레이트는 분자 구조 내에 고리 구조 또는 우레탄 결합을 포함하는, 점착제 조성물.
- 제 8 항에 있어서, 다관능성 아크릴레이트는, 아크릴계 수지 100 중량부에 대하여, 5 중량부 내지 40 중량부로 포함되는, 점착제 조성물.
- 제 8 항에 있어서, 중합 개시제가 광개시제인, 점착제 조성물.
- 제 12 항에 있어서, 광개시제는, 벤조인, 벤조인 메틸에테르, 벤조인 에틸에 테르, 벤조인 이소프로필에테르, 벤조인 n-부틸에테르, 벤조인 이소부틸에테르, 아세토페논, 디메틸아니노 아세토페논, 2,2-디메톡시-2-페닐아세토페논, 2,2-디에톡시-2-페닐아세토페논, 2-히드록시-2-메틸-1-페닐프로판-1온, 1-히드록시시클로헥실페닐케톤, 2-메틸-1-[4-(메틸티오)페닐]-2-몰포리노-프로판-1-온, 4-(2-히드록시에톡시)페닐-2-(히드록시-2-프로필)케톤, 벤조페논, p-페닐벤조페논, 4,4'-디에틸아미노벤조페논, 디클로로벤조페논, 2-메틸안트라퀴논, 2-에틸안트라퀴논, 2-t-부틸안트라퀴논, 2-아미노안트라퀴논, 2-메틸티오잔톤, 2-에틸티오잔톤, 2-클로로티오잔톤, 2,4-디메틸티오잔톤, 2,4-디에틸티오잔톤, 벤질디메틸케탈, 아세토페논 디메틸케탈, p-디메틸아미노 안식향산 에스테르, 올리고[2-히드록시-2-메틸-1-[4-(1-메틸비닐)페닐]프로판논] 및 2,4,6-트리메틸벤조일-디페닐-포스핀옥시드로 이루어진 군으로부터 선택된 하나 이상인, 점착제 조성물.
- 제 8 항에 있어서, 중합 개시제는, 아크릴계 수지 100 중량부에 대하여, 0.2 중량부 내지 20 중량부로 포함되는, 점착제 조성물.
- 제 4 항에 있어서, 실란 커플링제를 추가로 포함하는, 점착제 조성물.
- 제 4 항에 있어서, 점착성 부여 수지를 추가로 포함하는, 점착제 조성물.
- 편광 필름; 및 상기 편광 필름의 일면 또는 양면에 형성되고, 제 1 항 내지 제 16 항 중 어느 한 항에 따른 점착제 조성물의 경화물을 포함하는 점착층을 가지는, 편광판.
- 제 17 항에 있어서, 편광 필름은, 편광자; 및 상기 편광자의 일면 또는 양면에 형성된 보호 필름을 포함하는, 편광판.
- 제 17 항에 따른 편광판이 일면 또는 양면에 부착된 액정 패널을 포함하는 액정표시장치.
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/KR2009/007604 WO2010071383A2 (ko) | 2008-12-18 | 2009-12-18 | 점착제 조성물, 편광판 및 액정표시장치 |
TW098143684A TWI460240B (zh) | 2008-12-18 | 2009-12-18 | 壓敏性黏著組成物,偏光板及液晶顯示器 |
CN200980150635.7A CN102257087B (zh) | 2008-12-18 | 2009-12-18 | 粘合剂组合物、偏光板和液晶显示器 |
JP2011542013A JP5858468B2 (ja) | 2008-12-18 | 2009-12-18 | 粘着剤組成物、偏光板及び液晶表示装置 |
EP09833661.3A EP2368953B1 (en) | 2008-12-18 | 2009-12-18 | Adhesive composition, polarizing plate and liquid crystal display device |
US13/155,176 US9816016B2 (en) | 2008-12-18 | 2011-06-07 | Adhesive composition, polarizing plate and liquid crystal display device |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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KR1020080129485 | 2008-12-18 | ||
KR20080129485 | 2008-12-18 |
Publications (2)
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KR20100070999A KR20100070999A (ko) | 2010-06-28 |
KR100983026B1 true KR100983026B1 (ko) | 2010-09-17 |
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KR1020090125399A KR100983026B1 (ko) | 2008-12-18 | 2009-12-16 | 점착제 조성물, 편광판 및 액정표시장치 |
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US (1) | US9816016B2 (ko) |
EP (1) | EP2368953B1 (ko) |
JP (1) | JP5858468B2 (ko) |
KR (1) | KR100983026B1 (ko) |
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Also Published As
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JP2012512934A (ja) | 2012-06-07 |
WO2010071383A2 (ko) | 2010-06-24 |
CN102257087A (zh) | 2011-11-23 |
EP2368953A4 (en) | 2012-06-13 |
JP5858468B2 (ja) | 2016-02-10 |
US20110234948A1 (en) | 2011-09-29 |
TW201038695A (en) | 2010-11-01 |
EP2368953B1 (en) | 2018-02-07 |
KR20100070999A (ko) | 2010-06-28 |
WO2010071383A3 (ko) | 2010-09-23 |
CN102257087B (zh) | 2014-04-09 |
EP2368953A2 (en) | 2011-09-28 |
TWI460240B (zh) | 2014-11-11 |
US9816016B2 (en) | 2017-11-14 |
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