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1. 发明授权

US5153304A Fluorine containing diaminobenzene derivatives and its use 失效
标题翻译：含氟二氨基苯衍生物及其用途
公开(公告)号：US5153304A
公开(公告)日：1992-10-06
申请号：US853583
申请日：1992-03-18
申请人： Yu Nagase , Yuriko Takamura , Noriaki Kohtoh , Hiroyoshi Fukuro , Toyohiko Abe
发明人： Yu Nagase , Yuriko Takamura , Noriaki Kohtoh , Hiroyoshi Fukuro , Toyohiko Abe
IPC分类号： C07C217/76 , C08G73/10
CPC分类号： C08G73/1067 , C07C217/76 , C08G73/1042
摘要： The present invention relates to a novel fluorine-containing diaminobenzene derivative having a perfluoroalkyl group and to a novel fluorine-containing polyimide which is produced from the said diaminobenzene as a starting material and to a novel polyimide having both a fluorine-containing group and/or a siloxane chain in the side chain thereof, the polyimide being produced from the said fluorine-containing diaminobenzene and fluorine-containing polyimide and to a liquid crystal-aligning agent with an elevated tilt angle, which contains a polyimide having a fluorine-containing group and a siloxane chain.
摘要翻译：本发明涉及一种新型的具有全氟烷基的含氟二氨基苯衍生物和由所述二氨基苯作为起始原料制备的新的含氟聚酰亚胺和具有含氟基团和/或其侧链中的硅氧烷链，由所述含氟二氨基苯和含氟聚酰亚胺制成的聚酰亚胺和具有高倾斜角的液晶取向剂，其含有含氟基团的聚酰亚胺和硅氧烷链。

2. 发明授权

US4749777A Liquid crystal aligning agent from tetracarboxylic acid dianhydride, diamine and monoamine 失效
公开(公告)号：US4749777A
公开(公告)日：1988-06-07
申请号：US60515
申请日：1987-06-11
申请人： Noriaki Kohtoh , Toyohiko Abe , Hiroyoshi Fukuro
发明人： Noriaki Kohtoh , Toyohiko Abe , Hiroyoshi Fukuro
IPC分类号： C08G73/10 , C09K19/56 , G02F1/1337 , C08G69/04
CPC分类号： G02F1/133723 , C08G73/10 , C08G73/1014 , C09K19/56 , Y10T428/1018 , Y10T428/1023
摘要： A liquid crystal aligning agent consisting essentially of a polyimide resin obtained by the polymerization of a diamine, a tetracarboxylic acid dianhydride and a monoamine of the formula:R.sup.2 (R.sup.1).sub.n NH.sub.2 (I)wherein R.sup.1 is a divalent organic group, R.sup.2 is an alkyl group having from 6 to 20 carbon atoms, and n is 0 or 1.

3. 发明授权

US5144078A Fluorine containing diaminobenzene derivatives and its use 失效
标题翻译：含有二氨基苯并噻唑衍生物的氟化物及其用途
公开(公告)号：US5144078A
公开(公告)日：1992-09-01
申请号：US676555
申请日：1991-03-28
申请人： Yu Nagase , Yuriko Takamura , Noriaki Kohtoh , Hiroyoshi Fukuro , Toyohiko Abe
发明人： Yu Nagase , Yuriko Takamura , Noriaki Kohtoh , Hiroyoshi Fukuro , Toyohiko Abe
IPC分类号： C07C217/76 , C08G73/10 , G02F1/1337
CPC分类号： C08G73/1039 , C07C217/76 , C08G73/1042 , C08G73/1067 , G02F1/133723
摘要： The present invention relates to a novel fluorine-containing diaminobenzene derivatives having a perfluoroalkyl group and to a novel fluorine-containing polyimide which is produced from the said diaminobenzene as a starting material and to a novel polyimide having both a fluorine-containing group and/or a siloxane chain in the side chain thereof, the polyimide being produced from the said fluorine-containing diaminobenzene and fluorine-containing polyimide and to a liquid crystal-aligning agent with an elevated tilt angle, which contains a polyimide having a fluorine-containing group and a siloxane chain.

4. 发明授权

US5111318A Ferroelectric liquid crystal element 失效
标题翻译：电磁液晶元件
公开(公告)号：US5111318A
公开(公告)日：1992-05-05
申请号：US431392
申请日：1989-11-03
申请人： Noriaki Kohtoh , Toyohiko Abe , Hiroyoshi Fukuro
发明人： Noriaki Kohtoh , Toyohiko Abe , Hiroyoshi Fukuro
IPC分类号： G02F1/1337
CPC分类号： G02F1/133711 , C09K19/0225 , C09K19/22 , G02F1/133723 , G02F1/133784 , G02F2001/133746
摘要： A ferroelectric liquid crystal element comprising a pair of substrates each having a transparent electrode and an orientation controlling film formed on the electrode, and ferroelectric liquid crystal sandwiched between the substrates in contact with the film, wherein said orientation controlling film is an organic polymer film treated by rubbing treatment and capable of giving nematic liquid crystal a pretilt angle of at least 10.degree. to the substrate surface.

5. 再颁专利

USRE33342E Liquid crystal aligning agent from tetracarboxylic acid dianhydride, diamine and monoamine 失效
标题翻译：来自四羧酸二酐，二胺和单胺的液晶取向剂
公开(公告)号：USRE33342E
公开(公告)日：1990-09-18
申请号：US239336
申请日：1988-09-01
申请人： Noriaki Kohtoh , Toyohiko Abe , Hiroyoshi Fukuro
发明人： Noriaki Kohtoh , Toyohiko Abe , Hiroyoshi Fukuro
IPC分类号： C08G73/10 , C09K19/56 , G02F1/1337
CPC分类号： G02F1/133723 , C08G73/10 , C08G73/1014 , C09K19/56 , Y10T428/1018 , Y10T428/1023
摘要： A liquid crystal aligning agent consisting essentially of a polyimide resin obtained by the polymerization of a diamine, a tetracarboxylic acid dianhydride and a monoamine of the formula:R.sup.2 (R.sup.1).sub.n NH.sub.2 (I)wherein R.sup.1 is a divalent organic group, R.sup.2 is an alkyl group having from 6 to 20 carbon atoms, and n is 0 or 1.

6. 发明授权

US4929658A Composition for liquid crystal aligning agent 失效
标题翻译：液晶取向剂组成
公开(公告)号：US4929658A
公开(公告)日：1990-05-29
申请号：US334571
申请日：1989-04-07
申请人： Noriaki Kohtoh , Yoshihiro Tsuruoka , Toyohiko Abe , Hiroyoshi Fukuro
发明人： Noriaki Kohtoh , Yoshihiro Tsuruoka , Toyohiko Abe , Hiroyoshi Fukuro
IPC分类号： C08G73/10 , G02F1/1337
CPC分类号： G02F1/133723 , C08G73/1007 , C08G73/1042 , C08G73/106
摘要： This invention is concerned with a composition to be used as an agent for aligning liquid crystals in a liquid crystal cell, wherein liquid crystal molecules are aligned with an increased pretilt angle with respect to the substrate, such composition consists essentially of a polyimide resin precursor having repeating units represented by the formula (I) ##STR1## wherein R.sub.1 denotes an organic group constituting a tetracarboxylic acid or its derivative; and R.sub.2 represents a divalent organic group constituting a diamine; anda precursor of a diimide compound represented by the formula (II) or (III): ##STR2## wherein R.sub.3 denotes a divalent organic group constituting a diamine; each of R.sub.4 and R.sub.5 represents an organic groups constituting a dicarboxylic acid containing an alkyl group having 6 to 20 carbon atoms, or its derivative, ##STR3## wherein R.sub.6 denotes an organic group constituting a tetracarboxylic acid or its derivative, and each of R.sub.7 and R.sub.8 represents an organic group constituting a monoamine containing an alkyl group having 6 to 20 carbon atoms.

7. 发明授权

US5288588A Positive photosensitive polyimide resin composition comprising an o-quinone diazide as a photosensitive compound 失效
标题翻译：包含邻醌二叠氮化合物作为光敏化合物的正光敏聚酰亚胺树脂组合物
公开(公告)号：US5288588A
公开(公告)日：1994-02-22
申请号：US983605
申请日：1992-11-30
申请人： Masahiko Yukawa , Toyohiko Abe , Noriaki Kohtoh
发明人： Masahiko Yukawa , Toyohiko Abe , Noriaki Kohtoh
IPC分类号： C08G73/10 , G03F7/023 , G03F7/32
CPC分类号： G03F7/0233 , C08G73/1042 , Y10S430/106
摘要： A positive photosensitive polyimide resin composition which comprises 100 parts by weight of an organic solvent-soluble polyimide resin and 1-100 parts by weight of an .omicron.-quinonediazide compound, said polyimide resin being composed of the repeating units represented by formulas [I] and [II] below ##STR1## (where R.sub.1 is a divalent organic group to constitute a diamine which has one or more groups of at least one kind selected from the group consisting of phenolic hydroxyl group, carboxyl group, thiophenol group, and sulfonic group; R.sub.3 is a divalent organic group having no phenolic hydroxyl group, carboxyl group, thiophenol group, and sulfonic group; and R.sub.2 and R.sub.4 each are a tetravalent organic group constituting a-tetracarboxylic acid and a derivative thereof when R.sub.1 has one or more groups of at least one kind selected from the group consisting of carboxyl group and sulfonic group and has no phenolic hydroxyl group and thiophenol group, or R.sub.2 and R.sub.4 each are a tetravalent organic group constituting a tetracarboxylic acid and a derivative thereof composed of four carbonyl groups which are not attached directly to the aromatic ring when R.sub.1 has a phenolic hydroxyl group and/or thiophenol group) with the molar percentage (a) of the repeating units represented by formula [I] being in the range of 1 mol %.ltoreq.a.ltoreq.90 mol % and the molar percentage (b) of the repeating units represented by formula [II] being in the range of 10 mol % .ltoreq.b.ltoreq.99 mol %, and having a reduced viscosity of 0.05-3.0 dl/g (measured at a concentration of 0.5 g/l in N-methylpyrrolidone at 30.degree. C.).
摘要翻译：一种正型感光性聚酰亚胺树脂组合物，其包含100重量份的有机溶剂可溶性聚酰亚胺树脂和1-100重量份的（ü） - 醌二叠氮化合物，所述聚酰亚胺树脂由式（I）表示的重复单元）和（II）（*化学结构*）（I）（*化学结构*）（II）（其中R1是构成二胺的二价有机基团，其具有一个或多个选自以下的至少一种基团：由酚羟基，羧基，苯硫酚基和磺酸基组成的组; R3是不含酚羟基，羧基，苯硫酚基和磺酸基的二价有机基团; R2和R4各自是构成四价有机基团 α-四羧酸及其衍生物，当R1具有一个或多个选自羧基和磺酸基中并且不具有酚羟基和苯硫酚g的至少一种基团时，或R 2和R 4各自为构成四羧酸的四价有机基团及其衍生物，其中，当R 1具有酚羟基和/或苯硫酚基团时，其不具有直接连接到芳环上的四个羰基）由式（I）表示的重复单元的百分比（a）在1摩尔％<= a <= 90摩尔％的范围内，由式（II）表示的重复单元的摩尔百分数（b）在范围为10摩尔％<= b <= 99摩尔％，并且具有0.05-3.0dl / g的比浓粘度（在N-甲基吡咯烷酮中在30℃下以0.5g / l的浓度测量）。

8. 发明授权

US06441127B1 Alignment treating agent for liquid crystal cell 失效
标题翻译：液晶单元对准处理剂
公开(公告)号：US06441127B1
公开(公告)日：2002-08-27
申请号：US08183332
申请日：1994-01-19
申请人： Kiyoshi Sawahata , Toyohiko Abe , Yoshihiro Tsuruoka , Hiroyoshi Fukuro
发明人： Kiyoshi Sawahata , Toyohiko Abe , Yoshihiro Tsuruoka , Hiroyoshi Fukuro
IPC分类号： C08G7310
CPC分类号： G02F1/133723 , Y10T428/10 , Y10T428/1005 , Y10T428/1023
摘要： An alignment treating agent for a liquid crystal cell, which comprises a polyimide resin of the formula (I): wherein R1 is a tetravalent organic group constituting a tetracarboxylic acid or its derivative, R2 is a bivalent organic group constituting a diamine, and m is a positive integer, provided that at least 10 mol % of R2 is a bivalent organic group selected from the group consisting of: wherein X is H, OH, an alkyl group, an alkoxy group, a carboxyl group, an acyl group or a halogen atom, said polyimide resin being made insoluble in an organic solvent by coating a precursor solution of said polyimide resin on a substrate, followed by heating.
摘要翻译：液晶单元取向处理剂，其包含式（I）的聚酰亚胺树脂：其中R1为构成四羧酸或其衍生物的四价有机基团，R 2为构成二胺的二价有机基团，m为其中X为H，OH，烷基，烷氧基，羧基，酰基或卤素时，R2为至少10mol％的二价有机基团。原子，所述聚酰亚胺树脂通过将所述聚酰亚胺树脂的前体溶液涂布在基材上，然后加热而使其不溶于有机溶剂。

9. 发明授权

US5298590A Liquid crystal alignment treating agent 失效
标题翻译：液晶取向处理剂
公开(公告)号：US5298590A
公开(公告)日：1994-03-29
申请号：US929012
申请日：1992-08-13
申请人： Hideyuki Isogai , Toyohiko Abe , Yoshihiro Tsuruoka , Hiroyoshi Fukuro
发明人： Hideyuki Isogai , Toyohiko Abe , Yoshihiro Tsuruoka , Hiroyoshi Fukuro
IPC分类号： C08G73/10 , C09K19/56 , G02F1/1337
CPC分类号： C08G73/1067 , C08G73/1071 , G02F1/133723 , Y10T428/1014 , Y10T428/1023 , Y10T428/1027
摘要： The present invention relates to a liquid crystal alignment treating agent which comprises a polyimide resin prepared from a diamine including an aromatic diamine having at least one linear alkyl group of at least 6 carbon atoms per benzene ring as the essential component and a tetracarboxylic acid and its derivative.The liquid crystal alignment treating agent obtained in accordance with the present invention comprises a polyimide resin having an alkyl group on a side chain, and accordingly provides a liquid crystal-aligned film containing liquid crystal molecules stably having an enhanced inclined alignment angle (tilt angle) to a substrate.
摘要翻译：液晶取向处理剂本发明涉及一种液晶取向处理剂，其包含由包含每个苯环至少6个碳原子的至少一个直链烷基作为必要成分的二胺构成的二胺，和四羧酸及其四衍生物。根据本发明获得的液晶取向处理剂包括在侧链上具有烷基的聚酰亚胺树脂，因此提供了具有稳定地具有增强的倾斜对准角（倾斜角）的液晶分子的液晶取向膜，到基底。

10. 发明授权

US5420233A Agent for vertical orientation treatment 失效
标题翻译：垂直定向处理代理
公开(公告)号：US5420233A
公开(公告)日：1995-05-30
申请号：US76646
申请日：1993-06-15
申请人： Hideyuki Isogai , Toyohiko Abe
发明人： Hideyuki Isogai , Toyohiko Abe
IPC分类号： C08G73/10 , G02F1/1337
CPC分类号： C08G73/1007 , G02F1/133723 , Y10T428/1023 , Y10T428/31721
摘要： An agent for vertical orientation treatment consisting essentially of a polyimide which contains a linear alkyl group having at least 12 carbon atoms in an amount of at least 5% by weight of the alkyl group to the total weight of the polyimide, and which, when a coating film of the polyimide is formed on a substrate, has a surface energy of not more than 38 dyn/cm.
摘要翻译：一种用于垂直取向处理的试剂，其基本上由聚酰亚胺组成，该聚酰亚胺含有至少具有至少12个碳原子的直链烷基，其量相对于聚酰亚胺的总重量为烷基的至少5重量％，并且当在基板上形成聚酰亚胺的涂膜，其表面能为38dyn / cm以下。

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