KR101278454B1 - 점착 시트 - Google Patents
점착 시트 Download PDFInfo
- Publication number
- KR101278454B1 KR101278454B1 KR1020070034181A KR20070034181A KR101278454B1 KR 101278454 B1 KR101278454 B1 KR 101278454B1 KR 1020070034181 A KR1020070034181 A KR 1020070034181A KR 20070034181 A KR20070034181 A KR 20070034181A KR 101278454 B1 KR101278454 B1 KR 101278454B1
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- South Korea
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- meth
- energy ray
- adhesive sheet
- sensitive adhesive
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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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- 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
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- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/62—Polymers of compounds having carbon-to-carbon double bonds
- C08G18/6216—Polymers of alpha-beta ethylenically unsaturated carboxylic acids or of derivatives thereof
- C08G18/6266—Polymers of amides or imides from alpha-beta ethylenically unsaturated carboxylic acids
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
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- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
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- C08G18/8116—Unsaturated isocyanates or isothiocyanates having only one isocyanate or isothiocyanate group esters of acrylic or alkylacrylic acid having only one isocyanate or isothiocyanate group
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- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
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- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
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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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- C—CHEMISTRY; METALLURGY
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- C—CHEMISTRY; METALLURGY
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- 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
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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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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
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- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Power Engineering (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Adhesive Tapes (AREA)
- Adhesives Or Adhesive Processes (AREA)
- Mechanical Treatment Of Semiconductor (AREA)
Abstract
Description
도 1은 본 발명의 한 가지 양태의 커프 이동(kerf shift)의 평가 방법을 개략적으로 도시한 도면이다.
Claims (5)
- 기재와, 당해 기재의 표면 위에 형성된 에너지선(energy-ray) 경화형 점착제층을 포함하는 점착 시트로서,에너지선 경화형 점착제층이 에너지선 경화형 아크릴 공중합체 및 우레탄 아크릴레이트를 포함하며, 상기 에너지선 경화형 아크릴 공중합체가 탄소수 4 이하의 알킬 그룹을 갖는 디알킬(메트)아크릴아미드, 페닐 그룹이 결합된 에틸렌 글리콜 쇄를 갖는 페놀 EO 변성 (메트)아크릴레이트, (메트)아크릴로일 모르폴린, 및 아세토-아세톡실 그룹 함유 (메트)아크릴레이트 중의 하나 이상을 모든 단량체의 합계량의 1 내지 30중량%로 공중합시킴으로써 형성되며, 측쇄에 불포화 그룹을 갖는 점착 시트.
- 제1항에 있어서, 에너지선 경화형 아크릴 공중합체가 아크릴계 공중합체와 불포화 화합물과의 반응에 의해 생성되고, 상기 아크릴계 공중합체가 단량체로서 탄소수 4 이하의 알킬 그룹을 갖는 디알킬(메트)아크릴아미드, 페닐 그룹이 결합된 에틸렌 글리콜 쇄를 갖는 페놀 EO 변성 (메트)아크릴레이트, (메트)아크릴로일 모르폴린, 및 아세토-아세톡실 그룹 함유 (메트)아크릴레이트 중의 하나 이상과 관능 그룹을 갖는 관능성 단량체를 포함하며, 상기 불포화 화합물이 관능성 단량체의 관능 그룹에 대해 반응성인 치환 그룹을 포함하고, 치환 그룹의 20 내지 100당량을 갖는 불포화 화합물이 관능 그룹의 100당량과 반응하는 점착 시트.
- 제1항 또는 제2항에 있어서, 에너지선 경화형 점착제층이 우레탄 아크릴레이트 올리고머 1 내지 200중량부를 에너지선 경화형 아크릴 공중합체 100중량부와 배합함으로써 형성되는 점착 시트.
- 제1항 또는 제2항에 있어서, 에너지선 경화형 점착제층이 에너지선에 의해 경화되지 않는 경우, 에너지선 경화형 점착제층의 25℃에서의 저장 탄성률이 0.04 내지 0.11MPa이고 25℃에서의 tanδ 값이 0.6 이상인 점착 시트.
- 제1항 또는 제2항에 있어서, 에너지선에 의해 경화되지 않은 점착 시트의 23℃에서의 점착 강도가 7000mN/25mm 이상이고, 에너지선에 의해 경화된 점착 시트의 23℃에서의 점착 강도가 500mN/25mm 이하인 점착 시트.
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JP2007049739A JP5049612B2 (ja) | 2007-02-28 | 2007-02-28 | 粘着シート |
JP2007049575A JP4991348B2 (ja) | 2006-04-06 | 2007-02-28 | 粘着シート |
JPJP-P-2007-00049282 | 2007-02-28 | ||
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