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1. 发明授权

US06414092B1 Cholesteric flakes 失效
标题翻译：胆固醇片
公开(公告)号：US06414092B1
公开(公告)日：2002-07-02
申请号：US09722670
申请日：2000-11-28
申请人： David Coates , Mark Goulding , Alison May
发明人： David Coates , Mark Goulding , Alison May
IPC分类号： C08G8500
CPC分类号： C09K19/38 , A61K8/0258 , A61K8/0295 , A61K8/8152 , A61K2800/436 , A61K2800/622 , A61K2800/654 , A61Q1/02 , A61Q19/00 , B41M3/14 , C09B67/0098 , C09D5/36 , C09D11/50 , C09K19/00
摘要： The invention relates to cholesteric polymer flakes obtainable from a chiral polymerizable mesogenic material, to methods of manufacturing such cholesteric flakes, to the use of certain chiral and achiral polymerizable compounds with one or more terminal polymerizable groups for the manufacturing of such flakes and to the use of such cholesteric flakes as effect pigments in spraying or printing inks or paints or colored plastics for different applications, especially for automotive use, cosmetic products and security applications.
摘要翻译：本发明涉及可由手性可聚合介晶材料获得的胆甾醇型聚合物薄片，制造这种胆甾醇型薄片的方法，以及使用某些具有一个或多个端基可聚合基团的手性和非手性可聚合化合物用于制造这种薄片以及使用的这种胆甾醇薄片作为喷涂或印刷油墨或油漆或着色塑料用于不同应用，特别是用于汽车用途，化妆品和安全应用的效果颜料。

2. 发明授权

US06207770B1 Cholesteric flakes 失效
标题翻译：胆固醇片
公开(公告)号：US06207770B1
公开(公告)日：2001-03-27
申请号：US09125295
申请日：1998-08-14
申请人： David Coates , Mark Goulding , Alison May
发明人： David Coates , Mark Goulding , Alison May
IPC分类号： C08G8500
CPC分类号： C09K19/38 , A61K8/0258 , A61K8/0295 , A61K8/8152 , A61K2800/436 , A61K2800/622 , A61K2800/654 , A61Q1/02 , A61Q19/00 , B41M3/14 , C09B67/0098 , C09D5/36 , C09D11/50 , C09K19/00
摘要： The invention relates to cholesteric polymer flakes obtainable from a chiral polymerizable mesogenic material, to methods of manufacturing such cholesteric flakes, to the use of certain chiral and achiral polymerizable compounds with one or more terminal polymerizable groups for the manufacturing of such flakes and to the use of such cholesteric flakes as effect pigments in spraying or printing inks or paints or colored plastics for different applications, especially for automotive use, cosmetic products and security applications.
摘要翻译：本发明涉及可由手性可聚合介晶材料获得的胆甾醇型聚合物薄片，制造这种胆甾醇型薄片的方法，以及使用某些具有一个或多个端基可聚合基团的手性和非手性可聚合化合物用于制造这种薄片以及使用的这种胆甾醇薄片作为喷涂或印刷油墨或油漆或着色塑料用于不同应用，特别是用于汽车用途，化妆品和安全应用的效果颜料。

3. 发明授权

US06344154B1 Reactive liquid crystal compounds 有权
标题翻译：活性液晶化合物
公开(公告)号：US06344154B1
公开(公告)日：2002-02-05
申请号：US09563903
申请日：2000-05-04
申请人： David Coates , Simon Greenfield , Emma Jolliffe , Ian Victor Hassall , Alison May
发明人： David Coates , Simon Greenfield , Emma Jolliffe , Ian Victor Hassall , Alison May
IPC分类号： C09K1930
CPC分类号： C07D303/22 , C07C69/92 , C07D303/16 , C08F20/30 , C09K19/2007 , C09K19/3068 , C09K19/38 , C09K2019/0448 , C09K2019/3095 , Y10T428/10 , Y10T428/1059
摘要： The invention relates to reactive liquid crystal compounds of Formula (I), wherein P=polymerizable group, Sp=spacer, X and Z=linking group, n=1, m=0, or 1, A1 and A2=ring structure and R=unsubstituted or substituted alkyl group with the proviso that m=1 and/or R—P—Sp—X group. The composition comprising reactive liquid crystal compounds of formula (I), to linear or cross-linked (co) polymers obtainable by (co) polymerizing said reactive liquid crystals or compositions and to the use of said reactive liquid crystals or compositions for the preparation of linear or cross-linked polymers or polymer films for decorative pigments, cosmetics or security applications, active and passive optical elements, color filters, scattering displays, adhesives or synthetic resins with anisotropic mechanical properties.
摘要翻译：本发明涉及式（I）的反应性液晶化合物，其中P =可聚合基团，Sp =间隔基，X和Z =连接基团，n = 1，m = 0或1，A1和A2 =环结构，R =未取代或取代的烷基，条件是m = 1和/或RP-Sp-X基团。包含式（I）的反应性液晶化合物的组合物与通过（共）聚合所述反应性液晶或组合物获得的线性或交联（共）聚合物以及所述反应性液晶或组合物用于制备用于装饰颜料，化妆品或安全应用的线性或交联聚合物或聚合物膜，有源和无源光学元件，滤色器，散射显示器，具有各向异性机械性能的粘合剂或合成树脂。

4. 发明授权

US06466297B1 Method of preparing a broadband reflective polarizer 失效
标题翻译：制备宽带反射型偏振片的方法
公开(公告)号：US06466297B1
公开(公告)日：2002-10-15
申请号：US09609396
申请日：2000-07-03
申请人： Mark Goulding , David Coates , John Patrick , Mark Verrall , John Argent
发明人： Mark Goulding , David Coates , John Patrick , Mark Verrall , John Argent
IPC分类号： G02B530
CPC分类号： G02B5/3016 , Y10T428/1041
摘要： The invention relates to a method of preparing a broadband reflective polarizer comprising the blending a first mixture A comprising at least one achiral polymerizable mesogenic compound with a second mixture B comprising at least one chiral polymerizable mesogenic compound; and coating a layer of the blended mixture onto a first substrate and aligning the chiral mesogenic material in a planar orientation so that the axis of the molecular helix extends transversely to the layer.
摘要翻译：本发明涉及一种制备宽带反射偏光镜的方法，包括将包含至少一种非手性可聚合介晶化合物的第一混合物A与包含至少一种手性可聚合介晶化合物的第二混合物B混合; 并将一层混合的混合物涂覆到第一基底上，并将所述手性介晶材料以平面取向对准，使得分子螺旋的轴线横向延伸到该层。

5. 发明授权

US06217955B1 Liquid crystal display device 失效
标题翻译：液晶显示装置
公开(公告)号：US06217955B1
公开(公告)日：2001-04-17
申请号：US09117710
申请日：1998-08-04
申请人： David Coates , Simon Greenfield , Mark Goulding , James Hanmer , Shirley Marden , Owain Llyr Parri
发明人： David Coates , Simon Greenfield , Mark Goulding , James Hanmer , Shirley Marden , Owain Llyr Parri
IPC分类号： C09K1938
CPC分类号： C09K19/38 , C09K2219/03 , G02B5/3016 , G02F1/133528 , Y10T428/1041
摘要： A liquid crystal display device containing a liquid crystal cell and at least one reflective polarizer or a polarizer combination having at least one reflective polarizer as a means to generate circular polarized light. The reflective polarizer includes an optically active layer of an anisotropic polymer material with a helically twisted planar molecular orientation. The material is oriented so that the axis of the molecular helix extends transversely to the layer, and the pitch of the molecular helix is varied in such a manner that the difference between the maximum pitch and the minimum pitch is at least 100 nm. The reflective polarizer is obtainable by copolymerization of a mixture of a chiral polymerizable mesogenic material including a) at least one achiral polymerizable mesogenic compound having at least one polymerizable functional group in the presence of b) at least one chiral polymerizable mesogenic compound having one polymerizable functional group and/or at least one non-polymerizable chiral mesogenic compound, c) an initiator, d) optionally a non-mesogenic compound having at least one polymerizable functional group, e) optionally a dye and, f) optionally a stabilizer. The invention also discloses methods of manufacturing such a reflective polarizer. The invention further discloses a mixture of a chiral polymerizable mesogenic material used for manufacturing such a reflective polarizer.
摘要翻译：一种液晶显示装置，其包含液晶单元和至少一个反射偏振器或具有至少一个反射偏振器的偏振器组合，作为产生圆偏振光的手段。反射偏振器包括具有螺旋扭曲的平面分子取向的各向异性聚合物材料的光学活性层。该材料被定向成使得分子螺旋线的轴线横向延伸，并且分子螺旋线的间距以最大间距和最小间距之差至少为100nm的方式变化。反射型偏振片可通过手性可聚合介晶材料的混合物共聚获得，该混合物包括：a）至少一种具有至少一个可聚合官能团的非手性可聚合介晶化合物，其中b）至少一种具有一个可聚合官能团的手性可聚合介晶化合物基团和/或至少一种不可聚合的手性介晶化合物，c）引发剂，d）任选的具有至少一个可聚合官能团的非介晶化合物，e）任选的染料和f）任选的稳定剂。本发明还公开了制造这种反射偏振器的方法。本发明还公开了用于制造这种反射偏振器的手性可聚合介晶材料的混合物。

6. 发明授权

US06667793B2 Broadband liquid crystal pigments 失效
公开(公告)号：US06667793B2
公开(公告)日：2003-12-23
申请号：US09809420
申请日：2001-03-16
申请人： Mark Goulding , Matthias Kuntz , Mark Verrall , David Coates
发明人： Mark Goulding , Matthias Kuntz , Mark Verrall , David Coates
IPC分类号： C09K1902
CPC分类号： C09K19/54 , C09B67/0061 , C09K19/00 , C09K2019/528 , G02B5/3016 , Y10T428/10 , Y10T428/2982
摘要： Liquid crystal pigments comprising at least one layer of liquid crystalline polymer material with a helically twisted molecular structure wherein the helical axis is oriented substantially perpendicular to the plane of the layer and which show reflection of circularly polarized light, some prepared in which the bandwidth of the reflected wavelength band is at least 100 nm. These pigments are suitable for use in reflective films or coatings for decorative applications, cosmetic compositions, and pharmaceutical compositions, optical elements, and security applications.

7. 发明授权

US06262788B1 Process for preparing an optical retardation film 失效
标题翻译：光学延迟膜的制备方法
公开(公告)号：US06262788B1
公开(公告)日：2001-07-17
申请号：US09364128
申请日：1999-07-30
申请人： Keith Hanrahan , John Scott , Mark Goulding , Mark Andrew Verrall , David Coates , Nicolas Sharples , Jun Nakanowatari
发明人： Keith Hanrahan , John Scott , Mark Goulding , Mark Andrew Verrall , David Coates , Nicolas Sharples , Jun Nakanowatari
IPC分类号： G02F11333
CPC分类号： G02F1/13363 , C09K19/38 , G02F2001/133633 , G02F2413/10
摘要： The invention relates to a process for preparing an optical retardation film comprising at least one layer of an anisotropic polymer material, to a method of rubbing a substrate for the alignment of liquid crystal or mesogenic material that can be used in the above process, to an optical retardation film obtainable by the above process, to the use of such an optical retardation film in a liquid crystal display, and to a liquid crystal display device comprising a liquid crystal cell and such an optical retardation film.
摘要翻译：本发明涉及一种制备包括至少一层各向异性聚合物材料的光学延迟膜的方法，涉及一种将可用于上述方法的液晶或介晶材料的取向基板摩擦的方法，通过上述方法获得的光学延迟膜，涉及在液晶显示器中使用这种光学延迟膜，以及包括液晶单元和这种光学延迟膜的液晶显示装置。

8. 发明授权

US5194178A Chloro tolanes 失效
标题翻译： CHLORO TOLANES
公开(公告)号：US5194178A
公开(公告)日：1993-03-16
申请号：US646118
申请日：1991-01-28
申请人： David Coates , Simon Greenfield , Mark Goulding
发明人： David Coates , Simon Greenfield , Mark Goulding
IPC分类号： C07C25/24 , C07C43/192 , C07C43/225 , C09K19/18 , C09K19/30
CPC分类号： C09K19/18 , C07C25/24 , C07C43/225 , C09K19/3059 , C07C2101/14
摘要： Chloro tolanes of the formula I ##STR1## wherein R.sup.1 denotes alkyl with up to 12 carbon atoms wherein one or two non-adjacent CH.sub.2 groups may also be replaced by --O--, --O--CO--, --CO--O-- and/or --CH.dbd.CH--,A is trans-1,4-cyclohexylene or 1,4-phenylene,r is 0 or 1,s is 0 or 1,L.sup.1 and L.sup.2 are H or F,whereby one of the substituents L.sup.1 and L.sup.2 is F and the other is H or F and if s is 0 and R.sup.1 is alkyl having 2 to 12 carbon atoms both L.sup.1 and L.sup.2 may be Hare suitable as components of liquid crystalline media.
摘要翻译：其中R 1表示具有至多12个碳原子的烷基，其中一个或两个不相邻的CH 2基团也可以被-O - ， - CO-，-CO-O-代替，和 /或-CH = CH-，A为反式-1,4-亚环己基或1,4-亚苯基，r为0或1，s为0或1，L1和L2为H或F，其中一个取代基L1 并且L2是F，另一个是H或F，如果s是0，并且R 1是具有2至12个碳原子的烷基，则L1和L2可以是H，它们适合作为液晶介质的组分。

9. 发明授权

US06669865B1 Liquid crystal display device 有权
标题翻译：液晶显示装置
公开(公告)号：US06669865B1
公开(公告)日：2003-12-30
申请号：US09696282
申请日：2000-10-26
申请人： David Coates , Simon Greenfield , Mark Goulding , James Hanmer , Shirley Marden , Owain Llyr Parri
发明人： David Coates , Simon Greenfield , Mark Goulding , James Hanmer , Shirley Marden , Owain Llyr Parri
IPC分类号： C09K1938
CPC分类号： C09K19/38 , C09K2219/03 , G02B5/3016 , G02F1/133528 , Y10T428/1041
摘要： A liquid crystal display device containing a liquid crystal cell and at least one reflective polarizer or a polarizer combination having at least one reflective polarizer as a means to generate circular polarized light. The reflective polarizer includes an optically active layer of an anisotropic polymer material with a helically twisted planar molecular orientation. The material is oriented so that the axis of the molecular helix extends transversely to the layer, and the pitch of the molecular helix is varied in such a manner that the difference between the maximum pitch and the minimum pitch is at least 100 nm. The reflective polarizer is obtainable by copolymerization of a mixture of a chiral polymerizable mesogenic material including a) at least one achiral polymerizable mesogenic compound having at least one polymerizable functional group in the presence of b) at least one chiral polymerizable mesogenic compound having one polymerizable functional group and/or at least one non-polymerizable chiral mesogenic compound, c) an initiator, d) optionally a non-mesogenic compound having at least one polymerizable functional group, e) optionally a dye and, i) optionally a stabilizer. The invention also discloses methods of manufacturing such a reflective polarizer. The invention further discloses a mixture of a chiral polymerizable mesogenic material used for manufacturing such a reflective polarizer.
摘要翻译：一种液晶显示装置，其包含液晶单元和至少一个反射偏振器或具有至少一个反射偏振器的偏振器组合，作为产生圆偏振光的手段。反射偏振器包括具有螺旋扭曲的平面分子取向的各向异性聚合物材料的光学活性层。该材料被定向成使得分子螺旋线的轴线横向延伸，并且分子螺旋线的间距以最大间距和最小间距之差至少为100nm的方式变化。反射型偏振片可通过手性可聚合介晶材料的混合物共聚获得，该混合物包括：a）至少一种具有至少一个可聚合官能团的非手性可聚合介晶化合物，其中b）至少一种具有一个可聚合官能团的手性可聚合介晶化合物基团和/或至少一种不可聚合的手性介晶化合物，c）引发剂，d）任选的具有至少一个可聚合官能团的非介晶化合物，e）任选的染料和i）任选的稳定剂。本发明还公开了制造这种反射偏振器的方法。本发明还公开了用于制造这种反射偏振器的手性可聚合介晶材料的混合物。

10. 发明授权

US5328644A Nematic liquid crystal mixtures and fluorinated chloroterphenyls 失效
标题翻译：向列液晶混合物和氟化氯代苯基
公开(公告)号：US5328644A
公开(公告)日：1994-07-12
申请号：US973914
申请日：1992-11-12
申请人： Mark Goulding , Simon Greenfield , David Coates , Robert Clemitson
发明人： Mark Goulding , Simon Greenfield , David Coates , Robert Clemitson
IPC分类号： C09K19/12 , C07C25/18 , C07C25/24 , C07C43/174 , C09K19/44 , C07C25/00 , C09K19/52
CPC分类号： C07C43/1742 , C07C25/18 , C07C25/24 , C09K19/44
摘要： Disclosed is a nematic liquid crystal mixture having a positive dielectric anisotropy .DELTA..epsilon. of at least +4 and a birefringence .DELTA.n of at least 0.18, said mixture comprising at least one fluorinated chloroterphenyl compound of formula IR--E--Cl IwhereinR is an alkyl or alkenyl radical having up to 15 C atoms, said radical being unsubstituted or substituted by halogen, one or more CH.sub.2 groups in the radical optionally being replaced, in each case independently of one another, by --O--, ##STR1## in such a manner that oxygen atoms are not linked directly to one another, andis ##STR2## or the mirror image thereof, and wherein the benzene rings can be optionally further substituted by fluorine.
摘要翻译：公开了具有至少+4的正介电各向异性DELTAε和至少0.18的双折射DELTA n的向列型液晶混合物，所述混合物包含至少一种式I的氯化三苯基化合物RE-ClI，其中R是烷基或具有至多15个C原子的烯基，所述基团是未取代的或被卤素取代，所述基团中的一个或多个CH 2基团任选被取代，在每种情况下彼此独立地以这样的方式被-O - ， - IMAGE 氧原子彼此不直接连接，并且是“IMAGE”或其镜像，并且其中苯环可以任选进一步被氟取代。

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