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1. 发明授权

US08691111B2 Tetraoxybiphenyl ester chiral dopants for cholesteric liquid crystal displays 有权
标题翻译：用于胆甾型液晶显示器的四氧联苯酯手性掺杂剂
公开(公告)号：US08691111B2
公开(公告)日：2014-04-08
申请号：US13456622
申请日：2012-04-26
申请人： Donald R. Diehl , Thomas Welter , Erica N. Montbach , J. William Doane , Nithya Venkataraman
发明人： Donald R. Diehl , Thomas Welter , Erica N. Montbach , J. William Doane , Nithya Venkataraman
IPC分类号： C09K19/34 , C09K19/52 , C09K19/06 , C09K19/32 , C09K19/20 , C09K19/00 , C07D321/00 , C07D493/00 , C07D313/00 , C07D323/00
CPC分类号： C09K19/586 , C09K19/588 , Y10T428/10 , Y10T428/1036
摘要： A liquid crystal composition comprising a chiral dopant compound represented by the following formula: wherein: R1, R2 are independently aryl, alkyl, alkenyl, cycloalkyl, alkoxyaryl, alkaryl or heterocyclic all either substituted or unsubstituted, or combine to form a carbocyclic or heterocyclic ring; R3 and R4 are independently hydrogen, halogen, cyano, alkoxy, NHCOR7, NHSO2R7, COOR7, OCOR7, aryl, alkyl, alkenyl, cycloalkyl, alkoxyaryl, alkaryl or heterocyclic all either substituted or unsubstituted, or combine with either R1 or R2 to form a carbocylic or heterocyclic ring; R5 and R6 are independently hydrogen, CH2, CH, alkyl or aryl either substituted or unsubstituted, COOR7, or combine with L to form a carbocyclic or heterocyclic ring; R7 is aryl, alkyl, alkenyl, cycloalkyl, alkoxyaryl or heterocyclic all either substituted or unsubstituted; L is the non-metallic elements required to form a carbocyclic or heterocyclic ring, or a single bond or a double bond; m is 1-3; n is 0-12.
摘要翻译：一种液晶组合物，其包含由下式表示的手性掺杂剂化合物：其中：R 1，R 2独立地为取代或未取代的芳基，烷基，烯基，环烷基，烷氧基芳基，烷芳基或杂环，或组合形成碳环或杂环 ; R 3和R 4独立地为氢，卤素，氰基，烷氧基，NHCOR 7，NHSO 2 R 7，COOR 7，OCOR 7，芳基，烷基，烯基，环烷基，烷氧基芳基，烷芳基或杂环，均为取代或未取代的，或与R 1或R 2结合形成碳环或杂环; R 5和R 6独立地是氢，CH 2，CH，被取代或未取代的COOR 7的烷基或芳基，或与L结合以形成碳环或杂环; R7是芳基，烷基，烯基，环烷基，烷氧基芳基或杂环，全部是取代或未取代的; L是形成碳环或杂环或单键或双键所需的非金属元素; m为1-3; n为0-12。

2. 发明申请

US20060068123A1 Aligned liquid crystal layer containing onium salts and process for increasing the tilt 审中-公开
标题翻译：含有鎓盐的对准液晶层和增加倾斜的工艺
公开(公告)号：US20060068123A1
公开(公告)日：2006-03-30
申请号：US11282409
申请日：2005-11-18
申请人： Deepak Shukla , Thomas Welter , James Elman , Samir Farid
发明人： Deepak Shukla , Thomas Welter , James Elman , Samir Farid
IPC分类号： B05D3/00
CPC分类号： C09K19/582 , Y10T428/1005
摘要： A process for forming a fixed liquid crystal layer having a predetermined tilt on an orientation layer comprises: a) adding a predetermined amount of an onium salt to a liquid crystal pre-polymer coating solution containing a liquid crystal pre-polymer and a UV initiator selected from the group consisting of benzophenone and acetophenone and their derivatives; benzoin, benzoin ethers, benzil, benzil ketals, fluorenone, xanthanone, alpha and beta naphthyl carbonyl compounds and ketones; b) coating the solution over the orientation layer; c) drying the coating to form a layer; and then d) UV irradiating the layer to fix the liquid crystal molecules.
摘要翻译：在取向层上形成具有预定倾斜度的固定液晶层的方法包括：a）将预定量的鎓盐加入到含有液晶预聚物和选择的UV引发剂的液晶预聚物涂布溶液中由二苯甲酮和苯乙酮及其衍生物组成的组; 苯偶姻，苯偶姻醚，苯偶酰，苯偶酰缩酮，芴酮，呫吨酮，α和β萘基羰基化合物和酮; b）将溶液涂覆在取向层上; c）干燥涂层以形成层; 然后d）UV照射该层以固定液晶分子。

3. 发明申请

US20050129874A1 Aligned liquid crystal layer containing azolium salts and process for increasing the tilt 失效
标题翻译：含有偶氮盐的对准液晶层和增加倾斜度的工艺
公开(公告)号：US20050129874A1
公开(公告)日：2005-06-16
申请号：US10736392
申请日：2003-12-15
申请人： Deepak Shukla , Thomas Welter , James Elman , Samir Farid
发明人： Deepak Shukla , Thomas Welter , James Elman , Samir Farid
IPC分类号： C09K19/58 , C09K19/52 , C09K19/54
CPC分类号： C09K19/584 , Y10T428/10 , Y10T428/1005 , Y10T428/1036
摘要： Disclosed is a multilayer film comprising a substrate bearing an aligned liquid crystal layer wherein the aligned liquid crystal layer contains an azolium salt represented by formula (I): wherein the subscripts represent the ring positions and each X is independently N or C—R; each Z is independently N, N—R, C—(R)(R), 0, S, S02, SO, C═O, C═S, or C═NR; each R group is independently hydrogen or a substituent; and Y is a charge balancing anion, which may be a separate moiety or part of an X, Z, or R; provided two or more X, Z and R groups may form a ring; provided the salt may be part of an oligomer or polymer. Such a film provides a predetermined increase in pre-tilt angle for use in liquid crystal devices.
摘要翻译：公开了一种多层膜，其包含具有取向的液晶层的基板，其中所述取向的液晶层包含由式（I）表示的唑鎓盐：其中下标表示环位置，并且每个X独立地为N或C-R; 每个Z独立地为N，N-R，C（R）（R），O，S，SO 2，SO，C-O，C-S或C-NR; 每个R基团独立地为氢或取代基; 并且Y是电荷平衡阴离子，其可以是X，Z或R的单独部分或部分; 提供两个或多个X，Z和R基团可以形成环; 条件是盐可以是低聚物或聚合物的一部分。这样的薄膜提供用于液晶装置的预倾斜角度的预定增加。

4. 发明授权

US4483382A Tire bead with layer of cellular elastic material beneath bead core 失效
标题翻译：轮胎珠与珠芯下面的细胞弹性材料层
公开(公告)号：US4483382A
公开(公告)日：1984-11-20
申请号：US531980
申请日：1983-09-14
申请人： Wolfgang Koch , Thomas Welter
发明人： Wolfgang Koch , Thomas Welter
IPC分类号： B60C15/06
CPC分类号： B60C15/06 , Y10S152/09 , Y10T152/10828 , Y10T152/10846
摘要： A tubeless pneumatic tire having a pair of beads characterized in that the area of the bead beneath the bead core comprises a layer of cellular elastomeric material.
摘要翻译：一种无内胎充气轮胎，其具有一对胎圈，其特征在于胎圈芯下方的胎圈区域包括多孔弹性体材料层。

5. 发明申请

US20070148328A1 Photoalignment of liquid crystals using poly(vinylstilbazolium) polymers 有权
标题翻译：使用聚（乙烯基il唑）聚合物的液晶的光电子取向
公开(公告)号：US20070148328A1
公开(公告)日：2007-06-28
申请号：US11318403
申请日：2005-12-23
申请人： Deepak Shukla , David Teegarden , Thomas Welter
发明人： Deepak Shukla , David Teegarden , Thomas Welter
IPC分类号： C09K19/00 , B05D5/12
CPC分类号： C08F220/36 , G02F1/133788 , Y10T428/10 , Y10T428/1005
摘要： The present invention relates to a photoalignable material comprising a photoactive stilbazolium-containing polymer of formula I: wherein, Ma, Mb, Mc are monomer units making up the polymer; x, y, z, are mole fractions of the monomer units Ma, Mb, Mc, wherein in each case 0
摘要翻译：本发明涉及一种光可光化材料，其包含式I的含光敏的含il唑烷的聚合物：其中，M a，b，是构成聚合物的单体单元; x，y，z是单体单元M a，M b，M c C的摩尔分数，其中在每种情况下0

6. 发明申请

US20060052421A1 Conjugation agent 审中-公开
标题翻译：共轭剂
公开(公告)号：US20060052421A1
公开(公告)日：2006-03-09
申请号：US10936908
申请日：2004-09-09
申请人： Thomas Welter , Kevin Dockery
发明人： Thomas Welter , Kevin Dockery
IPC分类号： C07K14/47 , C07D213/63 , C07D403/02 , A61K31/4439 , A61K31/4412
CPC分类号： C07D207/404 , C07D213/70 , C07D257/04 , C07D285/125 , C07D401/14 , C07D403/12 , C07D403/14 , C07D405/12 , C07D413/12 , C07D413/14 , C07D417/12
摘要： Conjugation agents of the formula: are described, wherein Sx is —S—, —SO— or —SO2—; Rs is a carbon-containing substituent that does not include a cyano group; each R is a substituent, with at least one R having a reaction site that is not a carboxylic acid; n is 0-5; each A is carbon or nitrogen, with the proviso that no more than three A can be nitrogen; and Sx—Rs is a leaving group. The conjugation agents have good thiol reactivity and selectivity, and good stability with regard to hydrolysis.
摘要翻译：共轭剂的配方：

7. 发明申请

US20050129875A1 Aligned liquid crystal layer containing onium salts and process for increasing the tilt 审中-公开
标题翻译：含有鎓盐的对准液晶层和增加倾斜的工艺
公开(公告)号：US20050129875A1
公开(公告)日：2005-06-16
申请号：US10736342
申请日：2003-12-15
申请人： Deepak Shukla , Thomas Welter , James Elman , Samir Farid
发明人： Deepak Shukla , Thomas Welter , James Elman , Samir Farid
IPC分类号： C09K19/58 , C09K19/00
CPC分类号： C09K19/582 , Y10T428/1005
摘要： Disclosed is a multilayer film comprising a substrate bearing an aligned liquid crystal layer wherein the liquid crystal layer contains an onium salt represented by formula (I): (R)bM+X− Iwherein: each R is an independently selected straight, branched or cyclic alkyl group or an aromatic group and b is 2, 3, or 4; M+ is a cation chosen from periodic group Va, VIa, and VIIa of the Periodic Table of Elements; and X− is a counter-ion; provided the salt may be present as an oligomeric or polymeric form of the salt.
摘要翻译：公开了一种多层膜，其包含具有取向液晶层的基板，其中液晶层包含由式（I）表示的鎓盐：<？在线公式描述=“在线公式”末端=“铅” （R）＆lt;＆lt;＆lt;＆lt;＆lt; / i＆gt; I in-line-formula description =“In-line Formulas”end =“ 尾“→其中：每个R是独立选择的直链，支链或环状烷基或芳基，b是2,3或4; M +是选自周期表元素周期表Va，VIa和VIIa的阳离子; 而X - 是一种抗衡离子; 只要盐可以作为盐的低聚或聚合形式存在。

8. 发明申请

US20050127327A1 Liquid-crystal compositions comprising chiral compounds 有权
标题翻译：含有手性化合物的液晶组合物
公开(公告)号：US20050127327A1
公开(公告)日：2005-06-16
申请号：US10737457
申请日：2003-12-16
申请人： Thomas Welter
发明人： Thomas Welter
IPC分类号： C07C39/17 , C07C43/20 , C07C69/94 , C07C255/57 , C09K19/32 , C09K19/58 , C09K19/52
CPC分类号： C09K19/586 , C07C39/17 , C09K19/588 , Y10T428/10 , Y10T428/1036
摘要： The invention relates to a class of compounds useful as chiral dopants, which compounds are available in both enantiomeric forms, in liquid-crystal formulations. Such formulations are advantageous in displays and various other products.
摘要翻译：本发明涉及一类可用作手性掺杂剂的化合物，该化合物以对映异构体形式可用于液晶制剂。这种制剂在显示器和各种其他产品中是有利的。

9. 发明申请

US20060124899A1 Photochemically active chiral compounds and compositions containing the same 有权
标题翻译：光化学活性的手性化合物和含有它们的组合物
公开(公告)号：US20060124899A1
公开(公告)日：2006-06-15
申请号：US11013091
申请日：2004-12-15
申请人： Thomas Welter
发明人： Thomas Welter
IPC分类号： C09K19/32 , C09K19/52
CPC分类号： C09K19/32 , C09K19/3483 , C09K19/3491 , C09K2019/327 , C09K2019/3408
摘要： The present invention relates to a phototunable chiral dopant represented by the following structure: wherein: A, B, C and D are independent divalent groups; X and Z are any independently selected substituent; n is an integer and independently varies from 0 to 3; q is an integer and independently varies from 0 to 5; RNG1 and RNG2 independently represent any ring group; m represents an integer independently varying from 0 to 4; p represents an integer independently varying from 1 to 4; Q independently represents a carbon C—RC, or nitrogen, wherein RC is independently hydrogen or any substituent. The invention also relates to the use of the dopant in a liquid crystalline composition and a display containing the same, as well as a material composition comprising an enantiomeric excess of one enantiomer of the compound.
摘要翻译：本发明涉及由以下结构表示的无光可动手性掺杂剂：其中：A，B，C和D是独立的二价基团; X和Z是任意独立选择的取代基; n为整数，独立地为0至3; q为整数，独立地为0至5; RNG1和RNG2独立地表示任何环基团; m表示独立地为0至4的整数; p表示独立地为1至4的整数; Q独立地表示碳C-R 1 C或氮，其中R C独立地是氢或任何取代基。本发明还涉及在液晶组合物中的掺杂剂的用途以及包含该掺杂剂的显示器，以及包含该化合物的一个对映异构体的对映体过量的材料组合物。

10. 发明申请

US20050270441A1 Contrast chiral nematic liquid crystal displays 有权
标题翻译：对比度手性向列型液晶显示器
公开(公告)号：US20050270441A1
公开(公告)日：2005-12-08
申请号：US10860973
申请日：2004-06-04
申请人： Krishnan Chari , Charles Rankin , Thomas Welter
发明人： Krishnan Chari , Charles Rankin , Thomas Welter
IPC分类号： G02F1/1333 , G02F1/1334 , G02F1/137
CPC分类号： G02F1/13718 , G02F1/1334 , G02F1/13725 , G02F2001/13775
摘要： The present invention relates to a bistable polymer dispersed liquid crystal display comprising a support, at least one patterned first conductor layer having thereon at least one dried imaging layer comprising a substantial monolayer of isolated domains of liquid crystal material dispersed in a continuous polymer matrix, wherein said dried imaging layer further comprises at least one absorber colorant, and wherein said isolated domains have a size distribution such that the coefficient of variation (cv) is less than 0.35.
摘要翻译：双稳态聚合物分散液晶显示器技术领域本发明涉及一种双稳态聚合物分散液晶显示器，其包含支撑体，至少一个图案化的第一导体层，其上具有至少一个干燥的成像层，该成像层包含分散在连续聚合物基质中的基本单层的分离的液晶材料区域所述干燥的成像层还包括至少一种吸收剂着色剂，并且其中所述分离的区域具有使得变异系数（cv）小于0.35的尺寸分布。

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