KR20070049087A - 액정배향 공중합체, 이를 포함하는 액정배향막, 및 이를포함하는 액정디스플레이 - Google Patents
액정배향 공중합체, 이를 포함하는 액정배향막, 및 이를포함하는 액정디스플레이 Download PDFInfo
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Abstract
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Claims (13)
- 하기 화학식 1로 표시되는 액정배향 공중합체:<화학식 1>상기 화학식 1에서,M1 내지 M4는 각각 독립적으로 고분자 사슬에 있는 반복단위로서, 아크릴, 메타아크릴, 크로톤, 말레익, 말레아믹, 시트라콘, 이타콘, 스티렌, 메틸스티렌, 아크릴아미드, 메타아크릴아미드 및 말레익이미드로 이루어진 군으로부터 선택되며,p, q, r, s는 반복단위 몰분율로서, p + q + r + s = 1이며, p = 0.1 ~ 0.9, q = 0.1 ~ 0.9, r = 0 ~ 0.3, s = 0 ~ 0.3이고,A1은 A3 또는 A4가 치환 또는 비치한된 광반응성기이며,A2는 A3 또는 A4가 치환 또는 비치환된 메소겐기이고,A3는 열경화성기이며,A4는 A3의 열경화반응을 유도하고 가교화를 일으키는 가교기이다.단, r = 0인 경우, A1이 A3가 치환된 광반응성기이거나, A2가 A3가 치환된 메소겐기이고,s = 0인 경우, A1이 A4가 치환된 광반응성기이거나, A2가 A4가 치환된 메소겐기이다.
- 청구항 1에 있어서, 상기 A1은 하기 구조식으로 이루어지는 군으로부터 선택된 1종을 포함하는 액정배향 공중합체:상기 구조식에서,S1은 스페이서로서, -O-; -NH-; 또는 C1 ~ C6의 알킬사슬의 양 말단에 동일 또는 상이하게 에테르기, 아민기, 에스테르기 및 아미드기로 이루어진 군으로부터 선택된 작용기가 도입된 2가 작용기이며,S2는 광이량화나 이성질화가 가능한 에논구조를 갖는 기로서, -NH-CO-(CH=CH)-, -O-CO-(CH=CH)-, -(CH=CH)-CO-NH-, -(CH=CH)-CO-O-, -CO-(CH=CH)- 또는 -(CH=CH)-CO- 이고,Y는 말단에 치환된 리간드로서, 수소, 히드록시, C1 ~ C10의 알킬옥시, 할로겐, 아민, 니트릴, 니트로, 글리시딜, 이소시아네이트, 테트라히드로피라닐 카르복실산 및 무수아세트산으로 이루어진 군으로부터 선택된다.
- 청구항 2에 있어서, 상기 S1은 -O-, -NH-, 또는 n = 1 ~ 6의 값을 갖는 -NH-(CH2)n-NH-, -O-(CH2)n-O-, -NH-(CH2)n-O-, -O-(CH2)n-NH-, -O-(CH2)n-OCO- 또는 -O-(CH2)n-NHCO- 인 것을 특징으로 하는 액정배향 공중합체.
- 청구항 1에 있어서, 상기 A2는 하기 구조식으로 이루어지는 군으로부터 선택된 1종을 포함하는 액정배향 공중합체:S3은 스페이서로서, -O-, -NH- 또는 C1 ~ C6의 알킬사슬의 양 말단에 동일 또는 상이하게 에테르기, 아민기, 에스테르기 및 아미드기로 이루어진 군으로부터 선택된 작용기가 도입된 2가 작용기이며,S4는 스페이서로서, -CO-O- 또는 -O-CO- 이고,Y는 말단에 치환된 리간드로, 수소, 히드록시, C1~ C10의 알킬옥시, 할로겐, 아민, 니트릴, 니트로, 글리시딜, 이소시아네이트, 테트라히드로피라닐, 카르복실산 및 무수아세트산으로 이루어진 군으로부터 선택된다.
- 청구항 5에 있어서, 상기 S3은 -O-, -NH- 또는 n = 1 ~ 12의 값을 갖는 -NH-(CH2)n-NH-, -O-(CH2)n-O-, -NH-(CH2)n-O-, -O-(CH2)n-NH-, -O-(CH2)n-OCO- 또는 -O-(CH2)n-NHCO- 인 것을 특징으로 하는 액정배향 공중합체.
- 청구항 1 내지 청구항 11 중 어느 한 항의 액정배향 공중합체를 포함하는 액정배향막.
- 청구항 12의 액정배향막을 포함하는 액정디스플레이.
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KR20140146999A (ko) * | 2013-06-18 | 2014-12-29 | 제이에스알 가부시끼가이샤 | 액정 배향제, 위상차 필름 및 위상차 필름의 제조 방법 |
US9720136B2 (en) | 2012-08-27 | 2017-08-01 | Lg Chem, Ltd. | Photo-alignment copolymer, optical anistropic film and its preparation method |
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KR20140146999A (ko) * | 2013-06-18 | 2014-12-29 | 제이에스알 가부시끼가이샤 | 액정 배향제, 위상차 필름 및 위상차 필름의 제조 방법 |
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TWI332523B (en) | 2010-11-01 |
KR100779368B1 (ko) | 2007-11-29 |
EP1945737A1 (en) | 2008-07-23 |
CN101300323B (zh) | 2012-02-08 |
EP1945737B1 (en) | 2013-03-06 |
EP1945737A4 (en) | 2011-11-09 |
WO2007052979A1 (en) | 2007-05-10 |
JP2009512903A (ja) | 2009-03-26 |
CN101300323A (zh) | 2008-11-05 |
US8123977B2 (en) | 2012-02-28 |
TW200720298A (en) | 2007-06-01 |
JP4647694B2 (ja) | 2011-03-09 |
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