专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明授权

US5858274A Treating agent for liquid crystal alignment 失效
标题翻译：液晶对准处理剂
公开(公告)号：US5858274A
公开(公告)日：1999-01-12
申请号：US875929
申请日：1997-08-13
申请人： Makoto Mishina , Terumi Sato , Kiyoshi Sawahata , Atsuko Tanaka , Hiroyoshi Fukuro
发明人： Makoto Mishina , Terumi Sato , Kiyoshi Sawahata , Atsuko Tanaka , Hiroyoshi Fukuro
IPC分类号： C08L79/04 , C08L79/08 , G02F1/1337 , C09K19/38 , C09K19/56
CPC分类号： G02F1/133723 , Y10T428/10 , Y10T428/1027
摘要： A treating agent for liquid crystal alignment useful for formation of a liquid crystal alignment film obtained by coating a film on a substrate equipped with transparent electrodes, baking the film, and subjecting the film surface to a rubbing treatment, wherein the treating agent for liquid crystal alignment contains a polyimide precursor containing a repeating unit of the formula (I) and a solvent-soluble polyimide resin containing a repeating unit of the formula (II), and at least 1 mol % of R.sub.4 of the solvent-soluble polyimide resin of the formula (II) being a bivalent organic group constituting a diamine which has a long-chain alkyl group or fluorine-containing alkyl group with a carbon number of at least 6, and the solvent-soluble polyimide resin of the formula (II) being from 1 to 80% by weight based on the total polymer weight: ##STR1## (wherein each of R.sub.1 and R.sub.2 is a tetravalent organic group which constitutes tetracarboxylic acid or its derivative, each of R.sub.2 and R.sub.4 is a bivalent organic group which constitutes a diamine, and m and k are positive integers).
摘要翻译： PCT No.PCT / JP96 / 00283 Sec。 371日期1997年8月13日 102（e）日期1997年8月13日PCT 1996年2月9日PCT公布。 WO96 / 25688 PCT出版物日期：1996年8月22日用于形成液晶取向膜的液晶取向处理剂，其通过在配备有透明电极的基材上涂布膜，烘烤该膜，并对该膜表面进行摩擦处理而获得，其中用于液晶取向的处理剂包含含有式（I）的重复单元的聚酰亚胺前体和含有式（II）的重复单元的溶剂可溶性聚酰亚胺树脂和至少1mol％的溶剂 - 式（II）的可溶性聚酰亚胺树脂是构成具有碳原子数至少为6的长链烷基或含氟烷基的二胺的二价有机基团，溶剂可溶性聚酰亚胺树脂为式（II）占总聚合物重量的1至80重量％：其中R 1和R 2各自是构成四羧酸的四价有机基团或其衍生物 R 2和R 4各自是构成二胺的二价有机基团，m和k是正整数）。

2. 发明授权

US5916632A Polyimide varnish 失效
标题翻译：聚酰亚胺清漆
公开(公告)号：US5916632A
公开(公告)日：1999-06-29
申请号：US987156
申请日：1997-12-08
申请人： Makoto Mishina , Terumi Sato , Hiroyoshi Fukuro
发明人： Makoto Mishina , Terumi Sato , Hiroyoshi Fukuro
IPC分类号： C08G73/10 , C09D179/08 , B05D3/12
CPC分类号： C09D179/08 , C08G73/1032
摘要： A polyimide varnish which is a solution having a polyimide and/or a polyimide precursor dissolved in an organic solvent and which is useful for forming a polyimide coating film on a substrate by coating the solution on the substrate followed by heat treatment, wherein from 5 wt % to 60 wt % of the organic solvent is a polypropylene glycol derivative of the formula (I): ##STR1## wherein n is 1 or 2, and R is hydrogen, a C.sub.1-4 alkyl group, a C.sub.1-4 alkenyl group or a C.sub.1-4 alkanoyl group.
摘要翻译：作为将聚酰亚胺和/或聚酰亚胺前体溶解在有机溶剂中的溶液的聚酰亚胺清漆，其通过将该溶液涂布在基材上进行热处理，可用于在基材上形成聚酰亚胺涂膜，其中5重量％有机溶剂的至少60重量％是式（I）的聚丙二醇衍生物：其中n为1或2，R为氢，C1-4烷基，C1-4烯基或C1- 4烷酰基。

3. 发明授权

US5954999A Treating agent for liquid crystal alignment 有权
标题翻译：液晶对准处理剂
公开(公告)号：US5954999A
公开(公告)日：1999-09-21
申请号：US176024
申请日：1998-10-21
申请人： Makoto Mishina , Terumi Sato , Kiyoshi Sawahata , Atsuko Tanaka , Hiroyoshi Fukuro
发明人： Makoto Mishina , Terumi Sato , Kiyoshi Sawahata , Atsuko Tanaka , Hiroyoshi Fukuro
IPC分类号： C08L79/04 , C08L79/08 , G02F1/1337 , C09K19/56
CPC分类号： G02F1/133723 , Y10T428/10 , Y10T428/1027
摘要： A treating agent for liquid crystal alignment useful for formation of a liquid crystal alignment film obtained by coating a film on a substrate equipped with transparent electrodes, baking the film, and subjecting the film surface to a rubbing treatment, wherein the treating agent for liquid crystal alignment contains a polyimide precursor containing a repeating unit of the formula (I) and a solvent-soluble polyimide resin containing a repeating unit of the formula (II), and at least 1 mol % of R.sub.4 of the solvent-soluble polyimide resin of the formula (II) being a bivalent organic group constituting a diamine which has a long-chain alkyl group or fluorine-containing alkyl group with a carbon number of at least 6, and the solvent-soluble polyimide resin of the formula (II) being from 1 to 80% by weight based on the total polymer weight: ##STR1## (wherein each of R.sub.1 and R.sub.2 is a tetravalent organic group which constitutes tetracarboxylic acid or its derivative, each of R.sub.2 and R.sub.4 is a bivalent organic group which constitutes a diamine, and m and k are positive integers).
摘要翻译：一种用于形成液晶取向膜的液晶取向用处理剂，该液晶取向膜通过在配备有透明电极的基材上涂覆薄膜，烘烤该薄膜并对薄膜表面进行摩擦处理而获得，其中液晶处理剂取向包含含有式（I）的重复单元的聚酰亚胺前体和含有式（II）的重复单元的溶剂可溶性聚酰亚胺树脂和至少1摩尔％的溶剂可溶性聚酰亚胺树脂的R4 式（II）是构成具有碳原子数至少为6的长链烷基或含氟烷基的二胺的二价有机基团，并且式（II）的溶剂可溶性聚酰亚胺树脂来自 1〜80重量％，基于总聚合物重量：（其中R1和R2各自为构成四羧酸或其衍生物的四价有机基团，R 2和R 4各自为二价官能团 ic组，其中m和k为正整数）。

4. 发明授权

US6120702A Aligning agent for liquid-crystal cells 有权
标题翻译：液晶电池对准剂
公开(公告)号：US6120702A
公开(公告)日：2000-09-19
申请号：US147498
申请日：1999-01-11
申请人： Yoshio Miyamoto , Syunichi Sano , Makoto Mishina , Hiroyoshi Fukuro
发明人： Yoshio Miyamoto , Syunichi Sano , Makoto Mishina , Hiroyoshi Fukuro
IPC分类号： C08G73/10 , G02F1/1337 , C09K19/56 , C08G69/26
CPC分类号： G02F1/133723 , C08G73/105 , Y10T428/1018 , Y10T428/1023
摘要： An alignment treating agent for a liquid crystal cell, which is composed mainly of a polyimide and/or a polyimide precursor made by a reaction for polymerization of a tetracarboxylic acid derivative component with a diamine component, wherein at least one part of the diamine component is a diamine component of the following formula (1): ##STR1## wherein n is an integer of from 1 to 12, and which gives a tilt angle of at most 2.degree. to nematic liquid crystal.
摘要翻译： PCT No.PCT / JP97 / 02397 371日期1999年1月11日 102（e）日期1999年1月11日PCT 1997年7月10日PCT公布。公开号WO98 / 02776 日本1998年1月22日一种液晶单元取向处理剂，其主要由通过四羧酸衍生物成分与二胺成分的聚合反应制成的聚酰亚胺和/或聚酰亚胺前体组成，其中至少一部分二胺成分的二胺成分为下述式（1）所示的二胺成分：n为1〜12的整数，与向列型液晶相比，倾斜角为2度以下。

5. 发明授权

US5350539A 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：US5350539A
公开(公告)日：1994-09-27
申请号：US925670
申请日：1992-08-07
申请人： Makoto Mishina , Toyohiko Abe
发明人： Makoto Mishina , Toyohiko Abe
IPC分类号： C08G73/10 , C09K19/56 , G02F1/1337 , G02F1/13 , C08G67/08
CPC分类号： C08G73/1067 , G02F1/133723
摘要： The present invention relates to an alignment treating agent for a liquid crystal cell, which comprises an organic solvent-soluble polyimide resin comprising a tetracarboxylic acid and a diamine, at least 10 mol % of the diamine having a bivalent organic group selected from the group consisting of: ##STR1## The aligned film for a liquid crystal using the solvent-soluble polyimide resin of the present invention does not require a heat treatment at a high temperature at the time of forming a resin film and enables to use a substrate poor in heat-resistance, and alignment properties such as a tilt angle and a voltage maintenance of the aligned film are not deteriorated even after durability test at a high temperature.
摘要翻译：本发明涉及一种液晶元件的取向处理剂，其包含含有四羧酸和二胺的有机溶剂可溶性聚酰亚胺树脂，至少10摩尔％的具有选自二价有机基团的二胺：使用本发明的溶剂可溶性聚酰亚胺树脂的液晶膜在形成树脂膜时不需要在高温下的热处理，并且能够使用耐热性差的基板和对准即使在高温下进行耐久性试验之后，取向膜的倾斜角度和电压维持等性能也不会劣化。

6. 发明授权

US5422419A Agent for alignment treatment for a liquid crystal cell 失效
标题翻译：液晶盒取向处理剂
公开(公告)号：US5422419A
公开(公告)日：1995-06-06
申请号：US115544
申请日：1993-09-03
申请人： Toyohiko Abe , Makoto Mishina
发明人： Toyohiko Abe , Makoto Mishina
IPC分类号： C08G73/10 , G02F1/1337
CPC分类号： C08G73/1017 , C08G73/101 , G02F1/133723 , Y10T428/1023 , Y10T428/1027 , Y10T428/31721
摘要： An agent for alignment treatment for a liquid crystal cell, which comprises an organic solvent-soluble polyimide obtained by reacting and polymerizing a tetracarboxylic acid component with a diamine component and a dicarboxylic acid component containing a long chain alkyl group and/or a monoamine component containing a long chain alkyl group, followed by imide-formation.
摘要翻译：一种用于液晶单元的取向处理剂，其包含通过使四羧酸组分与二胺组分反应并聚合而获得的有机溶剂可溶性聚酰胺和含有长链烷基的二羧酸组分和/或含有长链烷基，然后进行酰亚胺化。

7. 发明授权

US5461099A Polyimide varnish 失效
标题翻译：聚酰亚胺清漆
公开(公告)号：US5461099A
公开(公告)日：1995-10-24
申请号：US362870
申请日：1994-12-23
申请人： Motoaki Ishikawa , Makoto Mishina , Yoshihiro Tsuruoka
发明人： Motoaki Ishikawa , Makoto Mishina , Yoshihiro Tsuruoka
IPC分类号： C08G73/10 , C09D179/08 , G02F1/1337 , H01B3/30 , C08J3/11 , C08K5/10 , C08L79/08
CPC分类号： C09D179/08 , C08G73/1032 , G02F1/133711 , H01B3/306
摘要： A polyimide varnish which is a solution having a polyimide and/or a polyimide precursor dissolved in an organic solvent and which is useful for forming a polyimide coating film on a substrate by coating the solution on the substrate followed by heat treatment, wherein from 5 wt % to 60 wt % of the organic solvent is a lactic acid derivative of the formula (I): ##STR1## wherein each of R.sup.1 and R.sup.2 which are independent of each other, is hydrogen, a C.sub.1-5 alkyl group or a C.sub.1-5 alkenyl group.
摘要翻译：作为将聚酰亚胺和/或聚酰亚胺前体溶解在有机溶剂中的溶液的聚酰亚胺清漆，其通过将该溶液涂布在基材上进行热处理，可用于在基材上形成聚酰亚胺涂膜，其中5重量％有机溶剂的％至60重量％是式（I）的乳酸衍生物：其中R1和R2彼此独立地为氢，C1-5烷基或 C 1-5烯基。

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式