KR101687874B1 - 라디칼 경화형 접착제 조성물, 이를 포함하는 편광판 및 광학 부재 - Google Patents
라디칼 경화형 접착제 조성물, 이를 포함하는 편광판 및 광학 부재 Download PDFInfo
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- KR101687874B1 KR101687874B1 KR1020140129392A KR20140129392A KR101687874B1 KR 101687874 B1 KR101687874 B1 KR 101687874B1 KR 1020140129392 A KR1020140129392 A KR 1020140129392A KR 20140129392 A KR20140129392 A KR 20140129392A KR 101687874 B1 KR101687874 B1 KR 101687874B1
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Classifications
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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
- 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
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Abstract
Description
구분 | 접착제 조성물 | 박리력 | 내수성 | 열충격 안정성 | 점도[cP] |
실시예 1 | A | ○ | 우수 | 우수 | 42 |
실시예 2 | B | ◎ | 우수 | 우수 | 65 |
실시예 3 | C | ○ | 우수 | 우수 | 55 |
실시예 4 | D | ◎ | 우수 | 우수 | 63 |
실시예 5 | E | ◎ | 우수 | 양호 | 50 |
실시예 6 | F | ○ | 우수 | 양호 | 47 |
실시예 7 | G | ◎ | 양호 | 우수 | 68 |
비교예 1 | H | XX | 나쁨 | 나쁨 | 90 |
비교예 2 | I | ○ | 나쁨 | 양호 | 72 |
비교예 3 | J | ○ | 나쁨 | 양호 | 75 |
구분 | 접착제 조성물 | 박리력 | 내수성 | 열충격 안정성 | 점도[cP] |
실시예 8 | A | 우수 | 우수 | 우수 | 42 |
Claims (17)
- (A) 분자 내에 적어도 1개의 친수성 관능기를 갖는 라디칼 중합성 화합물;
(B) 분자 내에 3개의 (메트)아크릴기를 갖는 포스페이트계 화합물; 및
(C) 라디칼 개시제를 포함하고,
상기 (A) 라디칼 중합성 화합물은,
(a-1) 분자 내에 적어도 1개의 히드록시기 및 적어도 1개의 (메트)아크릴기를 포함하는 라디칼 중합성 제 1 화합물; 및
(a-2) 분자 내에 적어도 2개의 히드록시기, 적어도 1개의 벤젠 고리 또는 시클로헥산 고리, 및 적어도 2개의 (메트)아크릴기를 포함하는 라디칼 중합성 제 2 화합물을 포함하는 라디칼 경화형 접착제 조성물. - 제 1 항에 있어서,
라디칼 경화형 접착제 조성물 100 중량부에 있어서, (A) 라디칼 중합성 화합물 40 내지 93 중량부; (B) 포스페이트계 화합물 1 내지 40 중량부; 및 (C) 라디칼 개시제 0.5 내지 20 중량부를 포함하는 라디칼 경화형 접착제 조성물.
- 삭제
- 제 1 항에 있어서,
상기 라디칼 경화형 접착제 조성물은 (D) 분자 내에 1개 또는 2개의 (메트)아크릴기를 갖는 포스페이트계 화합물을 더 포함하는 라디칼 경화형 접착제 조성물.
- 제 7 항에 있어서,
상기 (D) 포스페이트계 화합물은 라디칼 경화형 접착제 조성물 100 중량부에 있어서 5 내지 40 중량부로 포함되는 것인 라디칼 경화형 접착제 조성물.
- 제 7 항에 있어서,
상기 (D) 포스페이트계 화합물은 하기 [화학식 Ⅱ] 및 [화학식 Ⅲ]로 표시되는 화합물로 이루어진 군으로부터 선택되는 1종 이상인 라디칼 경화형 접착제 조성물:
[화학식 Ⅱ]
상기 [화학식 Ⅱ]에서, R7 및 R8은 각각 독립적으로 C1~10 알킬렌기, C4~14 시클로알킬렌기, C6~14 아릴렌기, 또는 이들의 조합이고; R9 및 R10은 각각 독립적으로 수소 또는 메틸기이며; X4 및 X5는 각각 독립적으로 O(산소) 또는 N(질소)이고,
[화학식 Ⅲ]
상기 [화학식 Ⅲ]에서, R11은 C1~10 알킬렌기, C4~14 시클로알킬렌기, C6~14 아릴렌기, 또는 이들의 조합이고; R12는 각각 독립적으로 수소 또는 메틸기이며; X6는 각각 독립적으로 O(산소) 또는 N(질소)임. - 제 1 항에 있어서,
상기 라디칼 경화형 접착제 조성물은 (E) 다관능성 (메트)아크릴계 화합물을 더 포함하는 라디칼 경화형 접착제 조성물.
- 제 10 항에 있어서,
상기 (E) 다관능성 (메트)아크릴계 화합물은 라디칼 경화형 접착제 조성물 100 중량부에 있어서 5 내지 40 중량부로 포함되는 것인 라디칼 경화형 접착제 조성물.
- 제 10 항에 있어서,
상기 (E) 다관능성 (메트)아크릴계 화합물은 하기 [화학식 Ⅳ] 내지 [화학식 Ⅵ]로 표시되는 화합물로 이루어진 군으로 선택된 1종 이상인 라디칼 경화형 접착제 조성물:
[화학식 Ⅳ]
상기 [화학식 Ⅵ]에서, R13 및 R14는 각각 독립적으로 (메트)아크릴로일옥시기 또는 (메트)아크릴로일옥시알킬기이고,
[화학식 Ⅴ]
상기 [화학식 Ⅴ]에서, R15, R16 및 R17는 각각 독립적으로 (메트)아크릴로일옥시기 또는 (메트)아크릴로일옥시알킬기이고, R18는 (메트)아크릴로일옥시기, (메트)아크릴로일옥시알킬기, 히드록시기, 또는 C1~10 알킬기이고,
[화학식 Ⅵ]
상기 [화학식 Ⅵ]에서, R19는 C1~10 알킬렌이고, R20 및 R21은 각각 독립적으로 (메트)아크릴로일옥시기 또는 (메트)아크릴로일옥시알킬기임. - 제 1 항에 있어서,
상기 라디칼 접착제 조성물에 의해 형성되는 접착층의 두께는 10㎛ 이하인 라디칼 경화형 접착제 조성물.
- 제 1 항에 있어서,
상기 라디칼 경화형 접착제 조성물은 경화 후 유리전이온도가 50℃ 이상인 라디칼 경화형 접착제 조성물.
- 제 1 항에 있어서,
상기 라디칼 경화형 접착제 조성물은 점도가 70cP 이하인 라디칼 경화형 접착제 조성물.
- 편광자;
상기 편광자의 적어도 일면에 형성되는 접착제층; 및
상기 접착제층 상에 형성되는 편광자 보호 필름;
을 포함하며, 상기 접착제층은 제 1 항, 제 2 항 및 제 4 항 내지 제 15 항 중 어느 한 항의 라디칼 경화형 접착제 조성물을 이용하여 형성되는 것인 편광판. - 디스플레이 패널; 및
상기 디스플레이 패널의 최외면에 접착제층을 매개로 부착되는 편광자;
를 포함하며, 상기 접착제층은 제 1 항, 제 2 항 및 제 4 항 내지 제 15 항 중 어느 한 항의 라디칼 경화형 접착제 조성물을 이용하여 형성되는 것인 광학 부재.
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CN201480046265.3A CN105555890B (zh) | 2013-09-30 | 2014-09-29 | 自由基可固化的粘合剂组合物及包含其的偏光板和光学构件 |
JP2016533261A JP6275842B2 (ja) | 2013-09-30 | 2014-09-29 | ラジカル硬化型接着剤組成物、これを含む偏光板および光学部材 |
US14/902,535 US9790403B2 (en) | 2013-09-30 | 2014-09-29 | Radical curable adhesive composition, and polarizing plate and optical member comprising same |
TW103133929A TWI541308B (zh) | 2013-09-30 | 2014-09-30 | 自由基固化性黏著劑組成物、偏光板及包含其之光學元件 |
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KR101637082B1 (ko) * | 2013-09-30 | 2016-07-06 | 주식회사 엘지화학 | 편광판 및 이를 포함하는 화상표시장치 |
KR101697402B1 (ko) * | 2013-09-30 | 2017-01-17 | 주식회사 엘지화학 | 편광판 및 이를 포함하는 화상표시장치 |
KR101627928B1 (ko) * | 2013-09-30 | 2016-06-13 | 주식회사 엘지화학 | 라디칼 경화형 접착제 조성물, 이를 포함하는 편광판 및 광학 부재 |
TWI521037B (zh) * | 2015-04-10 | 2016-02-11 | 博威電子股份有限公司 | 光學膠組成物、光學膠膜以及光學積層板 |
KR20180062201A (ko) * | 2016-11-30 | 2018-06-08 | 모멘티브퍼포먼스머티리얼스코리아 주식회사 | 유기 전자 소자 봉지재용 조성물 및 이를 이용하여 형성된 봉지재 |
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