KR100883004B1 - 호메오트로픽 얼라인먼트 층 - Google Patents
호메오트로픽 얼라인먼트 층 Download PDFInfo
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- KR100883004B1 KR100883004B1 KR1020037006962A KR20037006962A KR100883004B1 KR 100883004 B1 KR100883004 B1 KR 100883004B1 KR 1020037006962 A KR1020037006962 A KR 1020037006962A KR 20037006962 A KR20037006962 A KR 20037006962A KR 100883004 B1 KR100883004 B1 KR 100883004B1
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Abstract
Description
Claims (24)
- 호메오트로픽(homeotropic) 배향을 갖는 중합된 액정 물질을 포함하는 얼라인먼트 층.
- 제 1 항에 있어서,상기 중합된 액정 물질에서 틸트각이 상기 층의 법선에 대해 0 내지 5°인 것을 특징으로 하는 얼라인먼트 층.
- 제 1 항 또는 제 2 항에 있어서,상기 액정 물질이 네마틱 상으로 중합된 것을 특징으로 하는 얼라인먼트 층.
- 제 1 항 또는 제 2 항에 있어서,상기 액정 물질이 스멕틱 상으로 중합된 것을 특징으로 하는 얼라인먼트 층.
- 제 1 항 또는 제 2 항에 있어서,상기 액정 물질이 스멕틱 A 상으로 중합된 것을 특징으로 하는 얼라인먼트 층.
- 제 1 항 또는 제 2 항에 있어서,상기 중합된 액정 물질이 3차원 네트워크를 형성하는 것을 특징으로 하는 얼라인먼트 층.
- 삭제
- 제 1 항 또는 제 2 항에 있어서,틸트 앵커링 인자(τ)가 0 내지 0.6인 것을 특징으로 하는 얼라인먼트 층.
- 중합가능한 메소겐(mesogen) 또는 액정 물질의 층을 기판상에 적용하고, 상기 물질을 호메오트로픽 배향으로 정렬하고, 상기 물질을 중합하고, 선택적으로 상기 중합된 필름을 상기 기판으로부터 제거함으로써, 제 1 항 또는 제 2 항에 따른 얼라인먼트 층을 제조하는 방법.
- 제 1 항 또는 제 2 항에 따른 얼라인먼트 층의 제조에 사용하기 위한 네마틱 또는 스멕틱 상을 갖는 중합가능한 액정 물질.
- 제 10 항에 있어서,스멕틱 A 상을 나타내는 것을 특징으로 하는 중합가능한 액정 물질.
- 제 10 항에 있어서,하나 이상의 하기 화학식 I의 중합가능한 메소겐 화합물을 포함하는 것을 특징으로 하는 중합가능한 액정 물질:화학식 IP-Sp-X-MG-R상기 식에서,P는 중합가능한 기이고;Sp는 스페이서기(spacer group) 또는 단일결합이고;X는 -O-, -S-, -CO-, -COO-, -OCO-, -O-COO-, -CO-NR0-, -NR0-CO-, -OCH2-, -CH2O-, -SCH2-, -CH2S-, -CF20-, -OCF2-, -CF2S-, -SCF2-, -CH2CH2-, -CF2CH2-, -CH2CF2-, -CF2CF2-, -CH=N-, -N=CH-, -N=N-, -CH=CH-, -CF=CH-, -CH=CF-, -CF=CF-, -C≡C-, -CH=CH-COO-, -OCO-CH=CH- 또는 단일결합이고;MG는 메소겐 기이고;R은 H, F, Cl, Br, l, CN, SCN, SF5H, N02, 또는 탄소수 1 내지 20의 직쇄 또는 분지쇄 알킬기(이는 비치환되거나 F, Cl, Br, I 또는 CN에 의해 단일치환 또는 다중치환될 수 있고, 또한 하나 이상의 비-인접한 CH2기가 각 경우 독립적으로 -O-, -S-, -NH-, -NR0-, -SiR0R00-, -CO-, -COO-, -OCO-, -OCO-O-, -S-CO-, -CO-S-, -CH=CH- 또는 -C≡C-에 의해 O 및/또는 S 원자가 서로에 직접 연결되지 않는 방식으로 치환될 수 있다)이거나, 또는 P-Sp-X-를 나타내고;R0 및 R00은 서로 독립적으로 H 또는 탄소수 1 내지 12의 알킬이다.
- 제 10 항에 있어서,a) 비극성 말단기를 갖는 하나 이상의 단일반응성 중합가능한 메소겐 화합물 25 내지 80%,b) 극성 말단기를 갖는 하나 이상의 단일반응성 중합가능한 메소겐 화합물 5 내지 40%,c) 2개 이상의 중합가능한 기를 갖는 하나 이상의 중합가능한 메소겐 화합물 0 내지 65%,d) 광개시제 0.01 내지 5%를 포함하는 것을 특징으로 하는 중합가능한 액정 물질.
- 삭제
- 제 1 항 또는 제 2 항에 따른 하나 이상의 얼라인먼트 층을 포함하는 액정소자.
- 액정 매질과 접촉하고 그 접촉 영역에서 액정 매질중 호메오트로픽 얼라인먼트를 유도하는 제 1 항 또는 제 2 항에 따른 하나 이상의 얼라인먼트 층을 포함하는 액정 소자.
- 제 16 항에 있어서,네마틱, 스멕틱 또는 콜레스테릭 액정 매질을 포함하는 것을 특징으로 하는 액정 소자.
- 제 16 항에 있어서,쌍안정성 또는 다중안정성 액정 디스플레이 소자인 것을 특징으로 하는 액정 소자.
- 제 16 항에 있어서,투과형, 반사형 또는 투과반사형일 수 있는, VA(수직 정렬), VAN(수직 정렬 네마틱), VAC(수직 정렬 콜레스테릭), ECB(전기적으로 조절된 복굴절), DAP(정렬된 상의 변형), CSH(칼라 수퍼 호메오트로픽), 하이브리드 얼라인먼트, HAN(하이브리드 정렬된 네마틱), SSCT(표면 안정화된 콜레스테릭 조직), PSCT(중합체 안정화된 콜레스테릭 조직), 플렉소일렉트릭 및 ULH(균일하게 배치된 나선형) 모드로 이루어진 군으로부터 선택되는 디스플레이 소자인 것을 특징으로 하는 액정 소자.
- - 제 1 전극 및 제 2 전극 사이에 제공된 액정 매질을 포함하되, 상기 전극중 하나 이상은 투광성이고, 상기 매질중 액정 분자는 어떠한 외부 전계가 인가되지 않을 때 호메오트로픽으로 배향되는 액정 셀, 및- 상기 제 1 전극 및 제 2 전극중 하나 이상의 내부표면상에, 액정 매질과 직접 접촉하고 액정 매질중 호메오트로픽 엣지 얼라인먼트를 유도하도록 제공된 제 1 항 또는 제 2 항에 따른 얼라인먼트 층을 포함하는 액정 디스플레이.
- 중합가능한 LC 물질로부터 호메오트로픽 구조를 갖는 비등방성 또는 액정 중합체 필름의 제조시, 상기 중합가능한 LC 물질에서 호메오트로픽 배향을 유도하기 위해, 기판으로서, 또는 기판상에 적용된 얼라인먼트 또는 보조층으로서 제 1 항 또는 제 2 항에 따른 얼라인먼트 층을 사용하는 방법.
- 제 1 항 또는 제 2 항에 따른 호메오트로픽 얼라인먼트 층상의 중합가능한 액정 물질로부터 제조된 것을 특징으로 하는, 호메오트로픽 구조를 갖는 비등방성 또는 액정 중합체 필름.
- 제 1 항 또는 제 2 항에 따른 하나 이상의 얼라인먼트 층의 표면 앵커링 에너지를 변화시킴으로써, 상기 하나 이상의 얼라인먼트 층을 포함하는 VA 모드의 액정 디스플레이의 전기광학적 가파름(steepness)을 조절하는 방법.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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EP00125235 | 2000-11-23 | ||
EP00125235.2 | 2000-11-23 | ||
PCT/EP2001/013584 WO2002044801A2 (en) | 2000-11-23 | 2001-11-22 | Homeotropic alignment layer |
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KR20030059268A KR20030059268A (ko) | 2003-07-07 |
KR100883004B1 true KR100883004B1 (ko) | 2009-02-12 |
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KR1020037006962A KR100883004B1 (ko) | 2000-11-23 | 2001-11-22 | 호메오트로픽 얼라인먼트 층 |
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US (1) | US7105209B2 (ko) |
EP (1) | EP1340118B1 (ko) |
JP (2) | JP2004524385A (ko) |
KR (1) | KR100883004B1 (ko) |
AT (1) | ATE498857T1 (ko) |
AU (1) | AU2002233193A1 (ko) |
DE (1) | DE60144057D1 (ko) |
TW (1) | TWI231310B (ko) |
WO (1) | WO2002044801A2 (ko) |
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Publication number | Publication date |
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EP1340118B1 (en) | 2011-02-16 |
JP2004524385A (ja) | 2004-08-12 |
DE60144057D1 (de) | 2011-03-31 |
EP1340118A2 (en) | 2003-09-03 |
JP5301261B2 (ja) | 2013-09-25 |
US20050179003A1 (en) | 2005-08-18 |
US7105209B2 (en) | 2006-09-12 |
WO2002044801A3 (en) | 2002-08-01 |
ATE498857T1 (de) | 2011-03-15 |
JP2009145896A (ja) | 2009-07-02 |
KR20030059268A (ko) | 2003-07-07 |
WO2002044801A2 (en) | 2002-06-06 |
TWI231310B (en) | 2005-04-21 |
AU2002233193A1 (en) | 2002-06-11 |
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