KR101293879B1 - 점착제 조성물 - Google Patents
점착제 조성물 Download PDFInfo
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- KR101293879B1 KR101293879B1 KR1020110018060A KR20110018060A KR101293879B1 KR 101293879 B1 KR101293879 B1 KR 101293879B1 KR 1020110018060 A KR1020110018060 A KR 1020110018060A KR 20110018060 A KR20110018060 A KR 20110018060A KR 101293879 B1 KR101293879 B1 KR 101293879B1
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- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
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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
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- 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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- 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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- 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
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- 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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- C09J7/00—Adhesives in the form of films or foils
- C09J7/40—Adhesives in the form of films or foils characterised by release liners
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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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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
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- 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
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- C09J2301/00—Additional features of adhesives in the form of films or foils
- C09J2301/10—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet
- C09J2301/12—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the arrangement of layers
- C09J2301/124—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the arrangement of layers the adhesive layer being present on both sides of the carrier, e.g. double-sided adhesive tape
- C09J2301/1242—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the arrangement of layers the adhesive layer being present on both sides of the carrier, e.g. double-sided adhesive tape the opposite adhesive layers being different
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- C—CHEMISTRY; METALLURGY
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- C09J2301/00—Additional features of adhesives in the form of films or foils
- C09J2301/30—Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier
- C09J2301/302—Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier the adhesive being pressure-sensitive, i.e. tacky at temperatures inferior to 30°C
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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
- C09J2301/00—Additional features of adhesives in the form of films or foils
- C09J2301/30—Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier
- C09J2301/312—Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier parameters being the characterizing feature
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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
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- C09J2433/00—Presence of (meth)acrylic polymer
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- 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
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- 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
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- C—CHEMISTRY; METALLURGY
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- 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
- C09K2323/059—Unsaturated aliphatic polymer, e.g. vinyl
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/30—Polarising elements
- G02B5/3083—Birefringent or phase retarding elements
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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
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
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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
- Y10T428/2809—Web or sheet containing structurally defined element or component and having an adhesive outermost layer including irradiated or wave energy treated component
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Adhesives Or Adhesive Processes (AREA)
- Adhesive Tapes (AREA)
- Polarising Elements (AREA)
Abstract
Description
도 2는 본 발명의 점착제의 형성 과정을 예시적으로 나타낸 도면이다.
10A: 제 1 표면
10B: 제 2 표면
20: 이형 PET 필름
Claims (17)
- 알킬렌옥시드기를 가지는 아크릴 중합체 및 자외선 흡수제를 포함하고, 또한 경화된 상태에서 상기 아크릴 중합체를 가교된 상태로 가지는 상호침투 고분자 네트워크 구조를 포함하며, 시트 형상으로 경화되었을 때에 상기 시트 형상의 양면에서 상이한 박리력을 나타내는, 점착제 조성물.
- 제 1 항에 있어서, 아크릴 중합체는 중량평균분자량이 40만 내지 200만인 점착제 조성물.
- 제 3 항에 있어서, 화학식 1의 단량체가 알콕시 알킬렌글리콜 (메타)아크릴산 에스테르, 알콕시 디알킬렌글리콜 (메타)아크릴산 에스테르, 알콕시 트리알킬렌글리콜 (메타)아크릴산 에스테르, 알콕시 테트라알킬렌글리콜 (메타)아크릴산 에스테르, 알콕시 폴리에틸렌글리콜 (메타)아크릴산 에스테르, 페녹시 알킬렌글리콜 (메타)아크릴산 에스테르, 페녹시 디알킬렌글리콜 (메타)아크릴산 에스테르, 페녹시 트리알킬렌글리콜 (메타)아크릴산 에스테르, 페녹시 테트라알킬렌글리콜 (메타)아크릴산 에스테르 또는 페녹시 폴리알킬렌글리콜 (메타)아크릴산 에스테르인 점착제 조성물.
- 제 1 항에 있어서, 아크릴 중합체는 다관능성 가교제에 의해 가교된 상태로 상호침투 고분자 네트워크 구조에 포함되는 점착제 조성물.
- 제 1 항에 있어서, 상호침투 고분자 네트워크 구조는 중합된 다관능성 아크릴레이트를 가지는 가교 구조를 추가로 포함하는 점착제 조성물.
- 제 6 항에 있어서, 다관능성 아크릴레이트는, 아크릴 중합체 100 중량부에 대하여 20 중량부 내지 200 중량부로 포함되는 점착제 조성물.
- 제 1 항에 있어서, 자외선 흡수제는, 벤조트리아졸 화합물, 벤조페논 화합물, 옥살아닐라이드 화합물, 벤조산 에스테르 화합물 또는 트리아진 화합물인 점착제 조성물.
- 제 1 항에 있어서, 아세토아세테이트기 또는 β-시아노아세틸기를 가지는 실란 커플링제를 추가로 포함하는 점착제 조성물.
- 알킬렌옥시드기를 가지는 아크릴 중합체 및 자외선 흡수제를 포함하고, 또한 상기 아크릴 중합체는 가교된 상태로 상호침투 고분자 네트워크 구조에 포함되어 있으며, 제 1 표면과 상기 제 1 표면의 반대측에 존재하는 제 2 표면을 가지는 시트 형상이고, 상기 제 1 표면과 제 2 표면에서의 박리력이 상이한 점착제.
- 제 10 항에 있어서, 제 1 표면의 유리에 대한 박리력이 5 gf/25mm 내지 100 gf/25mm인 점착제.
- 제 10 항에 있어서, 제 2 표면의 유리에 대한 박리력이 100 gf/25mm 내지 1,000 gf/25mm인 점착제.
- 제 10 항에 있어서, 제 1 표면에서 제 2 표면 방향으로 시트 형상의 두께 방향에 따라서 인장 탄성률의 구배가 형성되어 있는 점착제.
- 제 13 항에 있어서, 25℃에서의 평균 인장 탄성률의 0.1 MPa 내지 500 MPa인 점착제.
- 알킬렌옥시드기를 가지는 아크릴 중합체 및 자외선 흡수제를 포함하고, 또한 경화된 상태에서 상기 아크릴 중합체를 가교된 상태로 가지는 상호침투 고분자 네트워크 구조를 포함하는 점착제 조성물을 시트 형상으로 코팅하여 코팅층을 형성하고, 상기 시트 형상의 일면측에서 자외선을 조사하여 상기 코팅층을 경화시켜 점착제층을 제조하는 단계를 포함하되, 상기 조사된 자외선이 코팅층의 두께 방향을 따라 진행하면서 상기 코팅층에 흡수되도록 하여, 상기 경화된 점착제층의 두께 방향을 따라서 인장 탄성률의 구배를 형성하는 단계를 포함하는 점착제층의 제조 방법.
- 편광자; 및 상기 편광자의 일면 또는 양면에 형성된 제 10 항에 따른 점착제층을 포함하는 편광판.
- 액정 패널 및 상기 액정 패널의 일면 또는 양면에 부착된 제 16 항의 편광판을 포함하는 액정표시장치.
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/580,893 US9359528B2 (en) | 2010-02-26 | 2011-02-28 | Pressure sensitive adhesive composition |
EP11747768.7A EP2540789B1 (en) | 2010-02-26 | 2011-02-28 | Adhesive composition |
CN201180021247.6A CN103003379B (zh) | 2010-02-26 | 2011-02-28 | 压敏粘合剂组合物 |
JP2012554948A JP5857383B2 (ja) | 2010-02-26 | 2011-02-28 | 粘着剤組成物 |
PCT/KR2011/001406 WO2011105878A2 (ko) | 2010-02-26 | 2011-02-28 | 점착제 조성물 |
TW100106701A TWI438255B (zh) | 2010-02-26 | 2011-03-01 | 壓敏性黏著組成物 |
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Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR20100017661 | 2010-02-26 | ||
KR1020100017661 | 2010-02-26 |
Publications (2)
Publication Number | Publication Date |
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KR20110098692A KR20110098692A (ko) | 2011-09-01 |
KR101293879B1 true KR101293879B1 (ko) | 2013-08-07 |
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KR1020110018060A Active KR101293879B1 (ko) | 2010-02-26 | 2011-02-28 | 점착제 조성물 |
Country Status (7)
Country | Link |
---|---|
US (1) | US9359528B2 (ko) |
EP (1) | EP2540789B1 (ko) |
JP (1) | JP5857383B2 (ko) |
KR (1) | KR101293879B1 (ko) |
CN (1) | CN103003379B (ko) |
TW (1) | TWI438255B (ko) |
WO (1) | WO2011105878A2 (ko) |
Families Citing this family (51)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8775319B2 (en) | 2006-05-15 | 2014-07-08 | The Directv Group, Inc. | Secure content transfer systems and methods to operate the same |
EP2527886B1 (en) * | 2010-02-26 | 2014-11-26 | LG Chem, Ltd. | Polarizing plate comprising a pressure-sensitive adhesive layer |
EP2527885B1 (en) * | 2010-02-26 | 2021-09-29 | LG Chem, Ltd. | Polarizing plate and liquid crystal display comprising the same |
KR101717314B1 (ko) * | 2011-08-19 | 2017-03-16 | 주식회사 엘지화학 | 편광판 |
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WO2011105878A9 (ko) | 2013-01-24 |
KR20110098692A (ko) | 2011-09-01 |
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EP2540789B1 (en) | 2015-08-12 |
JP5857383B2 (ja) | 2016-02-10 |
EP2540789A2 (en) | 2013-01-02 |
EP2540789A4 (en) | 2014-07-16 |
US9359528B2 (en) | 2016-06-07 |
US20120328800A1 (en) | 2012-12-27 |
CN103003379A (zh) | 2013-03-27 |
TWI438255B (zh) | 2014-05-21 |
TW201141974A (en) | 2011-12-01 |
WO2011105878A3 (ko) | 2012-02-02 |
JP2013520550A (ja) | 2013-06-06 |
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