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1. 发明授权

US5871665A Electrooptical liquid crystal system 失效
标题翻译：电光液晶系统
公开(公告)号：US5871665A
公开(公告)日：1999-02-16
申请号：US81280
申请日：1993-06-25
申请人： David Coates , Owain Llyr Parri , Simon Greenfield , Martin David Tillin , Mark John Goulding , Patrick Nolan
发明人： David Coates , Owain Llyr Parri , Simon Greenfield , Martin David Tillin , Mark John Goulding , Patrick Nolan
IPC分类号： G02B5/30 , C07C69/54 , C07C69/653 , C07C69/92 , C07C69/94 , C07D213/30 , C07D239/26 , C07D239/34 , C09K19/12 , C09K19/14 , C09K19/20 , C09K19/30 , C09K19/32 , C09K19/34 , C09K19/38 , C09K19/42 , C09K19/54 , G02F1/13 , G02F1/1333 , C09K19/52 , G02F1/133
CPC分类号： C09K19/3469 , C09K19/12 , C09K19/14 , C09K19/2007 , C09K19/322 , C09K19/3444 , C09K19/38 , C09K19/544 , C09K2019/0448 , C09K2019/0481 , Y10T428/10 , Y10T428/1077
摘要： An electrooptical system is disclosed in which a PDLC film is positioned between 2 electrode layers. The PDLC film contains a liquid crystal mixture forming microdroplets in an optically isotropic, transparent polymer matrix. The liquid crystal mixture comprises one or more compounds of formula I ##STR1## wherein R, A.sup.1, A.sup.2, Z.sup.1, Z.sup.2, X.sup.1, X.sup.2, Q, Y and n as herein defined, and one or more reactive liquid crystalline compounds. The PDLC film exhibits improved switching times, especially at low temperatures.
摘要翻译： PCT No.PCT / EP93 / 00989 371日期：1993年6月25日 102（e）日期1993年6月25日PCT提交1993年4月23日PCT公布。公开号WO93 / 22397 日期：1993年11月11日公开了一种PDLC膜位于2个电极层之间的电光学系统。 PDLC膜含有在光学各向同性的透明聚合物基质中形成微滴的液晶混合物。液晶混合物包含一种或多种式I的化合物其中如本文定义的R，A1，A2，Z1，Z2，X1，X2，Q，Y和n以及一种或多种反应性液晶化合物。 PDLC膜显示出改善的切换时间，特别是在低温下。

2. 发明授权

US06596193B2 Electrooptical liquid crystal system 失效
标题翻译：电光液晶系统
公开(公告)号：US06596193B2
公开(公告)日：2003-07-22
申请号：US10140118
申请日：2002-05-08
申请人： David Coates , Owain Llyr Parri , Simon Greenfield , Martin David Tillin , Mark John Goulding , Patrick Nolan
发明人： David Coates , Owain Llyr Parri , Simon Greenfield , Martin David Tillin , Mark John Goulding , Patrick Nolan
IPC分类号： C09K1952
CPC分类号： C09K19/3469 , C09K19/12 , C09K19/14 , C09K19/2007 , C09K19/322 , C09K19/3444 , C09K19/38 , C09K19/544 , C09K2019/0448 , C09K2019/0481 , Y10T428/10 , Y10T428/1077
摘要： To improve switching times, especially at low temperatures, one or more reactive liquid crystalline compounds is added to a liquid crystal mixture used in an electrooptical system. The electrooptical system comprises a PDLC film comprising a liquid crystal mixture forming micro- droplets in an optically isotropic, transparent polymer matrix between 2 electrode layers. The reactive liquid crystalline compounds are of formula II, R′—G′—R″, wherein R′, G′ and R″ are as defined herein. The liquid crystal mixture comprises one or more compounds of the formula I wherein R, A1, A2, Z1, Z2, X1, X2, Q, Y and n are as defined herein.
摘要翻译：为了改善切换时间，特别是在低温下，将一种或多种反应性液晶化合物加入到用于电光学系统的液晶混合物中。电光系统包括PDLC膜，其包含在2个电极层之间的光学各向同性的透明聚合物基质中形成微滴的液晶混合物。反应性液晶化合物具有式II，R'-G'-R“，其中R'，G'和R”如本文所定义。液晶混合物包含一种或多种式I的化合物，其中R，A1，A2，Z1，Z2，X1，X2，Q，Y和n如本文所定义。

3. 发明授权

US06187222B1 Electrooptical liquid crystal system 有权
标题翻译：电光液晶系统
公开(公告)号：US06187222B1
公开(公告)日：2001-02-13
申请号：US09506815
申请日：2000-02-18
申请人： David Coates , Owain Llyr Parri , Simon Greenfield , Martin David Tillin , Mark John Goulding , Patrick Nolan
发明人： David Coates , Owain Llyr Parri , Simon Greenfield , Martin David Tillin , Mark John Goulding , Patrick Nolan
IPC分类号： C09K1934
CPC分类号： C09K19/3469 , C09K19/12 , C09K19/14 , C09K19/2007 , C09K19/322 , C09K19/3444 , C09K19/38 , C09K19/544 , C09K2019/0448 , C09K2019/0481 , Y10T428/10 , Y10T428/1077
摘要： An electroptical system which between 2 electrode layers contains a PDLC film comprising a liquid crystal mixture forming micro-droplets in an optically isotropic, transparent polymer matrix, in which one of the refractive indices of the liquid crystal mixture is matched to the refractive index of the polymer matrix, which exhibits an electrically switchable transparency essentially independent of the polarization of the incident light, the precursor of the PDLC film of which comprises one or more monomers, oligomers and/or prepolymers and a photoinitiator, and is cured photoradically, the liquid crystal mixture of which comprises one or more compounds of the formula I in which the substituents are defined herein characterized in that the liquid crystal mixture additionally contains one or more reactive liquid crystalline compounds in order to obtain improved switching times especially at low temperatures.
摘要翻译：在2个电极层之间的光学系统包含PDLC膜，其包含在光学各向同性的透明聚合物基质中形成微滴的液晶混合物，其中液晶混合物的折射率之一与聚合物的折射率相匹配基质，其表现出基本上与入射光的极化无关的电可切换透明体，其PDLC膜的前体包含一种或多种单体，低聚物和/或预聚物和光引发剂，并且在光电偶存下固化，液晶混合物其包含一种或多种式Iin的化合物，其取代基在本文中定义，其特征在于液晶混合物另外含有一种或多种反应性液晶化合物，以便获得改进的切换时间，特别是在低温下。

4. 发明授权

US06682661B2 Electrooptical liquid crystal system 失效
标题翻译：电光液晶系统
公开(公告)号：US06682661B2
公开(公告)日：2004-01-27
申请号：US10098492
申请日：2002-03-18
申请人： David Coates , Owain Llyr Parri , Simon Greenfield , Martin David Tillin , Mark John Goulding , Patrick Nolan
发明人： David Coates , Owain Llyr Parri , Simon Greenfield , Martin David Tillin , Mark John Goulding , Patrick Nolan
IPC分类号： C09K1952
CPC分类号： C09K19/3469 , C09K19/12 , C09K19/14 , C09K19/2007 , C09K19/322 , C09K19/3444 , C09K19/38 , C09K19/544 , C09K2019/0448 , C09K2019/0481 , Y10T428/10 , Y10T428/1077
摘要： To improve switching times, especially at low temperatures, one or more reactive liquid crystalline compounds is added to a liquid crystal mixture used in an electroptical system. The electroptical system comprises a PDLC film comprising a liquid crystal mixture forming micro-droplets in an optically isotropic, transparent polymer matrix between 2 electrode layers. The liquid crystal mixture comprises one or more compounds of the formula I wherein R, A1, A2, Z1, Z2, X1, X2, Q, Y and n are as defined herein.
摘要翻译：为了改善切换时间，特别是在低温下，将一种或多种反应性液晶化合物加入到用于光电系统的液晶混合物中。电光系统包括PDLC膜，其包含在2个电极层之间的光学各向同性的透明聚合物基质中形成微滴的液晶混合物。液晶混合物包含一种或多种式I的化合物，其中R，A 1，A 2，Z 1，Z 2，X 1，X 2，Q，Y和n 如本文所定义。

5. 发明授权

US06565769B2 Electrooptical liquid crystal system 失效
标题翻译：电光液晶系统
公开(公告)号：US06565769B2
公开(公告)日：2003-05-20
申请号：US09750102
申请日：2000-12-29
申请人： David Coates , Owain Llyr Parri , Simon Greenfield , Martin David Tillin , Mark John Goulding , Patrick Nolan
发明人： David Coates , Owain Llyr Parri , Simon Greenfield , Martin David Tillin , Mark John Goulding , Patrick Nolan
IPC分类号： C09K1912
CPC分类号： C09K19/3469 , C09K19/12 , C09K19/14 , C09K19/2007 , C09K19/322 , C09K19/3444 , C09K19/38 , C09K19/544 , C09K2019/0448 , C09K2019/0481 , Y10T428/10 , Y10T428/1077
摘要： To improve switching times, especially at low temperatures, one or more reactive liquid crystalline compounds is added to a liquid crystal mixture used in an electrooptical system. The electrooptical system comprises a PDLC film comprising a liquid crystal mixture forming micro- droplets in an optically isotropic, transparent polymer matrix between 2 electrode layers, one of the refractive indices of the liquid crystal mixture is matched to the refractive index of the polymer matrix, the PDLC film exhibits an electrically switching transparency essentially independent of the polarization of the incident light, the precursor of the PDLC film comprises one or more monomers, oligomers and/or prepolymers and a photoinitiator, and is cured photoradically, the liquid crystal mixture comprises one or more compounds of the formula I wherein R, A1, A2, Z1, Z2, X1, X2, Q, Y and n are as defined herein.
摘要翻译：为了改善切换时间，特别是在低温下，将一种或多种反应性液晶化合物加入到用于电光学系统的液晶混合物中。电光系统包括PDLC膜，其包含在2个电极层之间的光学各向同性的透明聚合物基质中形成微滴的液晶混合物，液晶混合物的折射率之一与聚合物基质的折射率相匹配， PDLC膜表现出基本上与入射光的极化无关的电切换透明体，PDLC膜的前体包含一种或多种单体，低聚物和/或预聚物以及光引发剂，并且在光电偶联下固化，液晶混合物包含一种或多种更多的式I化合物，其中R，A1，A2，Z1，Z2，X1，X2，Q，Y和n如本文所定义。

6. 发明授权

US5746938A Electrooptical liquid crystal system 失效
公开(公告)号：US5746938A
公开(公告)日：1998-05-05
申请号：US474765
申请日：1995-06-07
申请人： David Coates , Owain Llyr Parri , Simon Greenfield , Martin David Tillin , Mark John Goulding , Patrick Nolan
发明人： David Coates , Owain Llyr Parri , Simon Greenfield , Martin David Tillin , Mark John Goulding , Patrick Nolan
IPC分类号： G02B5/30 , C07C69/54 , C07C69/653 , C07C69/92 , C07C69/94 , C07D213/30 , C07D239/26 , C07D239/34 , C09K19/12 , C09K19/14 , C09K19/20 , C09K19/30 , C09K19/32 , C09K19/34 , C09K19/38 , C09K19/42 , C09K19/54 , G02F1/13 , G02F1/1333 , C09K19/52
CPC分类号： C09K19/3469 , C09K19/12 , C09K19/14 , C09K19/2007 , C09K19/322 , C09K19/3444 , C09K19/38 , C09K19/544 , C09K2019/0448 , C09K2019/0481 , Y10T428/10 , Y10T428/1077
摘要： An electrooptical system is disclosed in which a PDLC film is positioned between 2 electrode layers. The PDLC film contains a liquid crystal mixture forming microdroplets in an optically isotropic, transparent polymer matrix. The liquid crystal mixture comprises one or more compounds of formula I ##STR1## wherein R, A.sup.1, A.sup.2, Z.sup.1, Z.sup.2, X.sup.1, X.sup.2, Q, Y and n are as herein defined, and one or more reactive liquid crystalline compounds. The PDLC film exhibits improved switching times, especially at low temperatures.

7. 发明授权

US5723066A Electrooptical liquid crystal system 失效
标题翻译：电光液晶系统
公开(公告)号：US5723066A
公开(公告)日：1998-03-03
申请号：US474895
申请日：1995-06-07
申请人： David Coates , Owain Llyr Parri , Simon Greenfield , Martin David Tillin , Mark John Goulding , Patrick Nolan
发明人： David Coates , Owain Llyr Parri , Simon Greenfield , Martin David Tillin , Mark John Goulding , Patrick Nolan
IPC分类号： G02B5/30 , C07C69/54 , C07C69/653 , C07C69/92 , C07C69/94 , C07D213/30 , C07D239/26 , C07D239/34 , C09K19/12 , C09K19/14 , C09K19/20 , C09K19/30 , C09K19/32 , C09K19/34 , C09K19/38 , C09K19/42 , C09K19/54 , G02F1/13 , G02F1/1333 , C09K19/52
CPC分类号： C09K19/3469 , C09K19/12 , C09K19/14 , C09K19/2007 , C09K19/322 , C09K19/3444 , C09K19/38 , C09K19/544 , C09K2019/0448 , C09K2019/0481 , Y10T428/10 , Y10T428/1077
摘要： An electrooptical system is disclosed in which a PDLC film is positioned between 2 electrode layers. The PDLC film contains a liquid crystal mixture forming microdroplets in an optically isotropic, transparent polymer matrix. The liquid crystal mixture comprises one or more compounds of formula I ##STR1## wherein R, A.sup.1, A.sup.2, Z.sup.1, Z.sup.2, X.sup.1, X.sup.2, Q, Y and n are as herein defined, and one or more reactive liquid crystalline compounds. The PDLC film exhibits improved switching times, especially at low temperatures.
摘要翻译：公开了一种电光学系统，其中PDLC膜位于2个电极层之间。 PDLC膜含有在光学各向同性的透明聚合物基质中形成微滴的液晶混合物。液晶混合物包含一种或多种式IY化合物和n如本文所定义，和一种或多种反应性液晶化合物。 PDLC膜显示出改善的切换时间，特别是在低温下。

8. 发明授权

US6042745A Electrooptical liquid crystal system 失效
标题翻译：电光液晶系统
公开(公告)号：US6042745A
公开(公告)日：2000-03-28
申请号：US8587
申请日：1998-01-16
申请人： David Coates , Owain Llyr Parri , Simon Greenfield , Martin David Tillin , Mark John Goulding , Patrick Nolan
发明人： David Coates , Owain Llyr Parri , Simon Greenfield , Martin David Tillin , Mark John Goulding , Patrick Nolan
IPC分类号： G02B5/30 , C07C69/54 , C07C69/653 , C07C69/92 , C07C69/94 , C07D213/30 , C07D239/26 , C07D239/34 , C09K19/12 , C09K19/14 , C09K19/20 , C09K19/30 , C09K19/32 , C09K19/34 , C09K19/38 , C09K19/42 , C09K19/54 , G02F1/13 , G02F1/1333 , C09K19/52 , C09K19/06
CPC分类号： C09K19/3469 , C09K19/12 , C09K19/14 , C09K19/2007 , C09K19/322 , C09K19/3444 , C09K19/38 , C09K19/544 , C09K2019/0448 , C09K2019/0481 , Y10T428/10 , Y10T428/1077
摘要： The invention relates to an electroptical system which, between 2 electrode layers, contains a PDLC film comprising a liquid crystal mixture forming micro-droplets in an optically isotropic, transparent polymer matrix. The liquid crystal mixture comprises one or more compounds of the formula I ##STR1## wherein Z.sup.1, Z.sup.2, ##STR2## X.sup.1, X.sup.2, Q, Y, n and R are as defined herein. The liquid crystal mixture additionally contains one or more reactive liquid crystalline compounds in order to obtain improved switching times especially at low temperatures.
摘要翻译：本发明涉及一种电光系统，其在2个电极层之间包含PDLC膜，该PDLC膜包含在光学各向同性的透明聚合物基质中形成微滴的液晶混合物。液晶混合物包含一种或多种式I化合物，其中Z 1，Z 2，X 1，X 2，Q，Y，n和R如本文所定义。液晶混合物另外含有一种或多种反应性液晶化合物，以便获得改进的切换时间，特别是在低温下。

9. 发明授权

US06007745A Linear UV polarizer 失效
标题翻译：线性紫外线偏振片
公开(公告)号：US06007745A
公开(公告)日：1999-12-28
申请号：US888127
申请日：1997-07-03
申请人： David Coates , Emma Jolliffe , Patrick Nolan
发明人： David Coates , Emma Jolliffe , Patrick Nolan
IPC分类号： C09K19/38 , C09K19/60 , G02B5/30 , F21V9/14 , C09K19/00
CPC分类号： C09K19/60 , C09K19/38 , G02B5/3016 , Y10T428/1041
摘要： The invention relates to a linear UV polarizer based on a polymerized mesogen obtained by curing with actinic radiation or heat of a polymerizable composition comprising:a) a liquid crystalline component A composed of one or more achiral mesogenic compounds having at least one polymerizable end group optionally linked via a spacer group to a mesogenic core,b) a dichroic component B that absorbs light in the UV region, with an absorption maximum of from 320 to 440 nm, andc) a photoinitiator or thermal initiator component C.
摘要翻译：本发明涉及一种基于通过聚合组合物的光化辐射或热固化而获得的聚合液晶的线性紫外线偏振器，其包括：a）由一种或多种具有至少一个可聚合端基的非手性介晶化合物组成的液晶组分A， b）在UV区域吸收光的二色性成分B，吸收最大值为320〜440nm，c）光引发剂或热引发剂成分C.

10. 发明授权

US5498365A Electrooptical liquid crystal system 失效
标题翻译：电光液晶系统
公开(公告)号：US5498365A
公开(公告)日：1996-03-12
申请号：US104121
申请日：1993-08-13
申请人： Patrick Nolan , David Coates
发明人： Patrick Nolan , David Coates
IPC分类号： C09K19/02 , C09K19/12 , C09K19/20 , C09K19/30 , C09K19/34 , C09K19/42 , C09K19/54 , G02F1/13 , G02F1/1333 , C09K19/52
CPC分类号： C09K19/544
摘要： An electrooptical systemwhich between 2 electrode layers contains a PDLC film comprising a liquid crystal mixture forming microdroplets in an optically isotropic, transparent polymer matrix,in which one of the refractive indices of the liquid crystal mixture is matched to the refractive index of the polymer matrix, andwhich in one of the two switching states has reduced transmission compared with the other state independent of the polarization of the incident light,characterized in that the precursor of the PDLC film comprisesa) 50-90 wt. % of a liquid crystal mixture containing one or more compounds of the formula I ##STR1## b) 15-49.5 wt. % of the precursor of the polymer matrix.
摘要翻译： PCT No.PCT / EP93 / 01378 Sec。 371日期：1993年8月13日 102（e）日期1993年8月13日PCT提交1993年6月2日PCT公布。公开号WO93 / 24589 日期为1993年12月9日。在2个电极层之间包含PDLC膜的电光学系统包含在光学各向同性的透明聚合物基质中形成微滴的液晶混合物，其中液晶混合物的折射率之一与与独立于入射光的偏振的其他状态相比，在两种开关状态之一中的聚合物基质的折射率与传统方式相比减少，其特征在于PDLC膜的前体包含a）50-90wt 。％的含有一种或多种式I的化合物的液晶混合物，b）15-49.5wt。％的聚合物基质的前体。

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