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1. 发明授权

US5785890A Liquid crystal composition, liquid crystal device, and liquid crystal display apparatus using same 失效
标题翻译：液晶组合物，液晶装置和使用其的液晶显示装置
公开(公告)号：US5785890A
公开(公告)日：1998-07-28
申请号：US729575
申请日：1996-10-11
申请人： Masataka Yamashita , Kazuharu Katagiri , Masahiro Terada , Shosei Mori , Syuji Yamada , Hiroshi Mizuno , Ikuo Nakazawa , Koji Noguchi
发明人： Masataka Yamashita , Kazuharu Katagiri , Masahiro Terada , Shosei Mori , Syuji Yamada , Hiroshi Mizuno , Ikuo Nakazawa , Koji Noguchi
IPC分类号： C09K19/34 , C09K19/42 , C09K19/46 , C09K19/32
CPC分类号： C09K19/34 , C09K19/42 , C09K19/46
摘要： A liquid crystal composition comprises at least three compounds represented by formulae (A), (B) and (C), respectively as in Claim 1. The compound of the formula (A) has an indan skeleton, the compound of the formula (B) has a quinoxaline skeleton, and the compound of the formula (C) has a pyrimidine skeleton or a benzothiazole skeleton and a terminal cyclic group comprising a cyclohexyl group or a phenyl group. The liquid crystal composition is effective in improving a display quality and drive characteristics of a liquid crystal device using the composition when the liquid crystal device is continuously driven for a long time.
摘要翻译：液晶组合物分别包含如权利要求1所述的至少三种由式（A），（B）和（C）表示的化合物。式（A）化合物具有茚满骨架，式（B ）具有喹喔啉骨架，式（C）的化合物具有嘧啶骨架或苯并噻唑骨架和包含环己基或苯基的末端环状基团。当长时间连续驱动液晶装置时，液晶组合物可有效地提高使用该组合物的液晶装置的显示质量和驱动特性。

2. 发明授权

US5744059A Liquid crystal composition, liquid crystal device and liquid crystal apparatus 失效
标题翻译：液晶组合物，液晶装置和液晶装置
公开(公告)号：US5744059A
公开(公告)日：1998-04-28
申请号：US592180
申请日：1996-01-26
申请人： Masataka Yamashita , Kazuharu Katagiri , Masahiro Terada , Shosei Mori , Syuji Yamada , Koji Noguchi
发明人： Masataka Yamashita , Kazuharu Katagiri , Masahiro Terada , Shosei Mori , Syuji Yamada , Koji Noguchi
IPC分类号： G02F1/13 , C09K19/02 , C09K19/34 , C09K19/42 , C09K19/44 , C09K19/46 , C09K19/30 , C09K19/32
CPC分类号： C09K19/46 , C09K19/34 , Y10T428/10 , Y10T428/1005
摘要： A liquid crystal composition contains a mesomorphic compound represented by the following formula (A): ##STR1## wherein R.sub.1 denotes a linear or branched alkyl group having 1-18 carbon atoms; X.sub.1 denotes a single bond, --O--, --CO--O-- or --O--CO--; X.sub.2 denotes a single bond, --OCH.sub.2 --, --CO--O-- or --O--CO--; n is an integer of 3-16; and A.sub.1, denotes ##STR2## and a mesomorphic compound represented by the following formula (B): ##STR3## wherein R.sub.2 denotes a linear or branched alkyl group having 1-18 carbon atoms; X.sub.3 and X.sub.4 independently denote a single bond, --O--, --CO--O-- or --O--CO--; m is an integer of 3-16; and A.sub.2 denotes ##STR4## The liquid crystal composition may preferably be formulated as a chiral smectic liquid crystal composition. The liquid crystal composition is useful in providing a liquid crystal device using the liquid crystal composition with a good alignment characteristic, a good drive characteristic, and a high contrast ratio.
摘要翻译：液晶组合物含有由下式（A）表示的介晶化合物：其中R 1表示具有1-18个碳原子的直链或支链烷基; X1表示单键，-O - ， - CO-O-或-O-CO-; X2表示单键，-OCH2-，-CO-O-或-O-CO-; n为3-16的整数; （B）表示的介晶化合物：其中，R 2表示具有1-18个碳原子的直链或支链烷基; X3和X4独立地表示单键，-O - ， - CO-O-或-O-CO-; m为3-16的整数; 并且A2表示作为手性近晶液晶组合物配制的 e。液晶组合物可用于提供使用具有良好的取向特性，良好的驱动特性和高对比度的液晶组合物的液晶装置。

3. 发明授权

US5728318A Liquid crystal composition, liquid crystal device and liquid crystal display apparatus 失效
标题翻译：液晶组合物，液晶装置和液晶显示装置
公开(公告)号：US5728318A
公开(公告)日：1998-03-17
申请号：US555063
申请日：1995-11-08
申请人： Masataka Yamashita , Kazuharu Katagiri , Masahiro Terada , Shosei Mori , Syuji Yamada , Hiroshi Mizuno
发明人： Masataka Yamashita , Kazuharu Katagiri , Masahiro Terada , Shosei Mori , Syuji Yamada , Hiroshi Mizuno
IPC分类号： C09K19/34 , C09K19/46 , C09K19/12 , C09K19/32 , G02F1/133
CPC分类号： C09K19/46 , C09K19/34
摘要： A liquid crystal composition is composed of at least three types of mesomorphic compounds. The liquid crystal composition may preferably contain a mesomorphic compound having an indan skeleton represented by the formula (1) or (3) and a mesomorphic compound having a terminal cyclic group represented by the formula (2) or (4). The liquid crystal composition may also preferably further contain an optically active compound to be formulated as a chiral smectic (or ferroelectric) liquid crystal composition. When the chiral smectic liquid crystal composition is disposed between a pair of electrode substrates provided with uniaxial alignment axes, the liquid crystal composition may preferably be placed in an alignment state in C1 uniform alignment, so that a resultant liquid crystal device provides a higher contrast ratio and a wider drive voltage margin.
摘要翻译：液晶组合物由至少三种类型的介晶化合物组成。液晶组合物可以优选含有具有由式（1）或（3）表示的茚满骨架的介晶化合物和具有由式（2）或（4）表示的末端环状基团的介晶化合物。液晶组合物还优选还含有配制成手性近晶（或铁电体）液晶组合物的光学活性化合物。当手性近晶液晶组合物配置在具有单轴取向轴的一对电极基板之间时，液晶组合物优选地可以以C1均匀取向放置在取向状态，使得所得到的液晶装置提供更高的对比度和更宽的驱动电压裕度。

4. 发明授权

US5269964A Liquid crystal composition, liquid crystal device, display apparatus and display method 失效
公开(公告)号：US5269964A
公开(公告)日：1993-12-14
申请号：US710773
申请日：1991-06-05
申请人： Masataka Yamashita , Masahiro Terada , Shosei Mori , Kazuharu Katagiri
发明人： Masataka Yamashita , Masahiro Terada , Shosei Mori , Kazuharu Katagiri
IPC分类号： G02F1/13 , C07C43/225 , C07C69/75 , C07C69/753 , C07C69/773 , C07C69/92 , C07C69/94 , C07D239/26 , C07D239/28 , C07D239/34 , C07D277/20 , C07D277/24 , C07D277/30 , C07D417/00 , C09K19/34 , C09K19/42 , C09K19/46 , C09K19/52
CPC分类号： C09K19/46 , C09K19/34 , C09K19/42
摘要： A liquid crystal composition comprising at least one mesomorphic compound represented by the following formula (I): ##STR1## wherein R.sub.1 and R.sub.2 respectively denote a linear or branched alkyl group having 1-16 carbon atoms optionally substituted; Z.sub.1 denotes a single bond, --O--, --COO-- or --OCO--; X.sub.1 denotes halogen; and A.sub.1 denotes a single bond or ##STR2## and at least one mesomorphic compound represented by the following formula (II): ##STR3## wherein R.sub.3 and R.sub.4 respectively denote an alkyl group having 2-16 carbon atoms optionally substituted; Y.sub.1 denotes a single bond, ##STR4## Z.sub.2 and Z.sub.3 respectively denote a single bond, --O--, ##STR5## A.sub.2 and A.sub.3 respectively denote a single bond, ##STR6## X.sub.2 and X.sub.3 respectively denote hydrogen, F, Cl, Br, --CH.sub.3, --CN or --CF.sub.3 ; and k is 0 or 1 with the proviso that Z.sub.2 is a single bond when A.sub.2 is a single bond, and Z.sub.3 is a single bond when A.sub.3 is a single bond and k is 0. The liquid crystal composition is easily aligned by a simple rubbing method to provide a uniform monodomain and further provides wider driving voltage and temperature margins effective for providing a practical ferroelectric liquid crystal device.

5. 发明授权

US5268123A Liquid crystal composition, liquid crystal device, display apparatus and display method 失效
公开(公告)号：US5268123A
公开(公告)日：1993-12-07
申请号：US834389
申请日：1992-02-12
申请人： Shosei Mori , Masataka Yamashita , Kazuharu Katagiri , Kenji Shinjo , Masahiro Terada
发明人： Shosei Mori , Masataka Yamashita , Kazuharu Katagiri , Kenji Shinjo , Masahiro Terada
IPC分类号： C09K19/34 , C09K19/42 , C09K19/44 , C09K19/46 , G02F1/13 , C09K19/32
CPC分类号： C09K19/46 , C09K19/348 , C09K19/3491 , C09K19/3497 , C09K19/42 , C09K19/44
摘要： A liquid crystal composition, comprising: at least one mesomorphic compound represented by the following formula (I): ##STR1## and at least one mesomorphic compound represented by the following formula (II):R.sup.3 --X.sup.3 --A.sup.2 --B--A.sup.3 --X.sup.4 --R.sup.4(II),The liquid crystal composition is easily aligned by a simple rubbing method to provide a uniform monodomain and further provides wider driving voltage and temperature margins effective for providing a practical ferroelectric liquid crystal device.

6. 发明授权

US5305131A Liquid crystal composition having an improved temperature dependence of response speed, liquid crystal device and display apparatus 失效
标题翻译：具有改善的响应速度温度依赖性，液晶装置和显示装置的液晶组合物
公开(公告)号：US5305131A
公开(公告)日：1994-04-19
申请号：US979812
申请日：1992-11-20
申请人： Masahiro Terada , Masataka Yamashita , Kazuharu Katagiri , Akio Yoshida , Shosei Mori , Syuji Yamada
发明人： Masahiro Terada , Masataka Yamashita , Kazuharu Katagiri , Akio Yoshida , Shosei Mori , Syuji Yamada
IPC分类号： C09K19/02 , C09K19/42 , C09K19/46 , G02F1/141 , G02F1/133
CPC分类号： G02F1/1416 , C09K19/0225 , C09K19/42 , C09K19/46
摘要： A liquid crystal device with a decreased temperature-dependence of response speed is obtained by using a liquid crystal composition having a temperature range where the composition assumes chiral smectic C phase. The temperature range of chiral smectic C phase includes a) a first temperature range where the liquid crystal composition shows a cone angle in chiral smectic C phase which increases on temperature decrease down to a mediate temperature, and b) a second temperature range, below the first temperature range, where the liquid crystal composition shows a cone angle in chiral smectic C phase which decreases on further temperature decrease below the mediate temperature.
摘要翻译：通过使用具有组成为手性近晶C相的温度范围的液晶组合物，获得响应速度的温度依赖性降低的液晶装置。手性近晶C相的温度范围包括a）第一温度范围，其中液晶组合物在手性近晶C相中显示锥角，其温度降低至中间温度时升高，以及b）第二温度范围，低于第一温度范围，其中液晶组合物在手性近晶C相中显示锥角，其在进一步的温度降低到低于介质温度时降低。

7. 发明授权

US5250219A Mesomorphic compound, liquid crystal composition containing same and liquid crystal device using same 失效
标题翻译：介晶化合物，含有它们的液晶组合物和使用其的液晶装置
公开(公告)号：US5250219A
公开(公告)日：1993-10-05
申请号：US863325
申请日：1992-04-02
申请人： Shosei Mori , Takao Takiguchi , Takashi Iwaki , Yoko Yamada , Takeshi Togano , Masataka Yamashita , Masahiro Terada , Kazuharu Katagiri
发明人： Shosei Mori , Takao Takiguchi , Takashi Iwaki , Yoko Yamada , Takeshi Togano , Masataka Yamashita , Masahiro Terada , Kazuharu Katagiri
IPC分类号： C07D239/26 , C07D239/28 , C07D239/34 , C09K19/34 , C09K19/46 , C09K19/30 , C09K19/52 , G02F1/13
CPC分类号： C07D239/26 , C07D239/28 , C07D239/34 , C09K19/3458 , C09K19/3463 , C09K19/46
摘要： A mesomorphic compound represented by the following formula (I): ##STR1## wherein R.sub.1 and R.sub.2 respectively denote a linear or branched alkyl group having 1-16 carbon atoms capable of having a substituent; Y.sub.1 denotes --COO--, --OCO--, --CH.sub.2 --or --OCH.sub.2 --; Z.sub.1 denotes a single bond, --O--, --COO--, --OCO-- or --OCOO--; and X denotes a halogen, cyano group or methyl group.
摘要翻译：由下式（I）表示的介晶化合物：其中R 1和R 2分别表示可具有取代基的具有1-16个碳原子的直链或支链烷基; Y1表示-COO-，-OCO-，-CH2-或-OCH2-; Z 1表示单键，-O - ， - COO - ， - OCO-或-OCOO-; X表示卤素，氰基或甲基。

8. 发明授权

US5119219A Liquid crystal apparatus and chiral smectic liquid crystal composition for use therein 失效
标题翻译：液晶装置及其使用的CHIRAL SMECTIC LIQUID STYSTAL COMPOSITION
公开(公告)号：US5119219A
公开(公告)日：1992-06-02
申请号：US543415
申请日：1990-06-26
申请人： Masahiro Terada , Masataka Yamashita , Shosei Mori , Shinichi Nakamura , Kenji Shinjo , Kazuharu Katagiri
发明人： Masahiro Terada , Masataka Yamashita , Shosei Mori , Shinichi Nakamura , Kenji Shinjo , Kazuharu Katagiri
IPC分类号： G02F1/13 , C09K19/02 , G02F1/133 , G09G3/18 , G09G3/36
CPC分类号： C09K19/02 , G09G3/3629 , G09G2310/06 , G09G2320/041
摘要： A liquid crystal apparatus includes a chiral smectic liquid crystal showing a first and a second orientation state disposed between first and second electrodes of a liquid cell. A drive circuit applies voltages between the first and second electrodes including voltages .vertline.V.sub.S .vertline. and .vertline.V.sub.I .vertline. which provide voltages V.sub.A and V.sub.B (V.sub.B V.sub.A) satisfying the relationship of: .vertline.(V.sub.A -V.sub.B)/(V.sub.A +V.sub.B).vertline.>0.1 at 40.degree. C. V.sub.A is a minimum peak value of a voltage .vertline.V.sub.S .vertline.+.vertline.V.sub.I .vertline. (at a constant pulse width) capable of inverting the first orientation state of the chiral smectic liquid crystal into the second orientation state when a voltage pulse is applied between the first and second electrodes to cause the first orientation state of the chiral smectic liquid crystal and then the voltage .vertline.V.sub.S .vertline.+.vertline.V.sub.I .vertline. is applied between the first and second electrodes as a combination of a voltage .vertline.V.sub.S .vertline. applied to the first electrode and a voltage - V.sub.I .vertline. applied to the second electrode V.sub.B is a value of .vertline.V.sub.S .vertline.+.vertline.V.sub.I .vertline. calculated based on a maximum peak value of a voltage .vertline.V.sub.S .vertline.-.vertline.V.sub.I .vertline. capable of maintaining the first orientation state of the chiral smectic liquid crystal when a voltage pulse is applied between the first and second electrodes to cause the first orientation state and then the voltage .vertline.V.sub.S .vertline.-.vertline.V.sub.I .vertline. is applied between the first and second electrodes as a combination of a voltage .vertline.V.sub.S .vertline. applied to the first electrode and a voltage .vertline.V.sub.I .vertline. applied to the second electrode.

9. 发明授权

US5709819A Liquid crystal composition, liquid crystal device and liquid crystal apparatus 失效
标题翻译：液晶组合物，液晶装置和液晶装置
公开(公告)号：US5709819A
公开(公告)日：1998-01-20
申请号：US592576
申请日：1996-01-26
申请人： Masataka Yamashita , Kazuharu Katagiri , Masahiro Terada , Shosei Mori , Syuji Yamada , Koji Noguchi
发明人： Masataka Yamashita , Kazuharu Katagiri , Masahiro Terada , Shosei Mori , Syuji Yamada , Koji Noguchi
IPC分类号： G02F1/13 , C09K19/02 , C09K19/34 , C09K19/42 , C09K19/44 , C09K19/46 , C09K19/30 , C09K19/32
CPC分类号： C09K19/46 , C09K19/34
摘要： A liquid crystal composition contains a mesomorphic compound represented by the following formula (A): ##STR1## wherein R.sub.1 denotes a linear or branched alkyl group having 1-18 carbon atoms; X.sub.1 denotes a single bond, --O--, --CO--O-- or --O--CO--; X.sub.2 denotes a single bond, --OCH.sub.2 --, --CO--O-- or --O--CO--; n is an integer of 3-16; and A.sub.1 denotes ##STR2## and a mesomorphic compound represented by the following formula (B): ##STR3## wherein R.sub.2 denotes a linear or branched alkyl group having 1-18 carbon atoms; X.sub.3 and X.sub.4 independently denote a single bond, --O--, --CO--O-- or --O--CO--; m is an integer of 3-16; and A.sub.2 denotes ##STR4## The liquid crystal composition may preferably be formulated as a chiral smectic liquid crystal composition. The liquid crystal composition is useful in providing a liquid crystal device using the liquid crystal composition with a good alignment characteristic, a good drive characteristic, and a high contrast ratio.
摘要翻译：液晶组合物含有由下式（A）表示的介晶化合物：其中R 1表示具有1-18个碳原子的直链或支链烷基; X1表示单键，-O - ， - CO-O-或-O-CO-; X2表示单键，-OCH2-，-CO-O-或-O-CO-; n为3-16的整数; 和A1表示下式（B）表示的介晶化合物：其中R 2表示具有1-18个碳原子的直链或支链烷基; X3和X4独立地表示单键，-O - ， - CO-O-或-O-CO-; m为3-16的整数; 并且A2表示作为手性近晶液晶组合物配制的 e。液晶组合物可用于提供使用具有良好的取向特性，良好的驱动特性和高对比度的液晶组合物的液晶装置。

10. 发明授权

US5629788A Liquid crystal device providing tilt angle inclination angle and ps satisfying relationships at 55 degrees 失效
标题翻译：提供倾斜角度倾斜角度的液晶装置和满足55度关系的ps
公开(公告)号：US5629788A
公开(公告)日：1997-05-13
申请号：US174440
申请日：1993-12-28
申请人： Shosei Mori , Masataka Yamashita , Kazuharu Katagiri , Masahiro Terada , Syuji Yamada , Hiroshi Mizuno
发明人： Shosei Mori , Masataka Yamashita , Kazuharu Katagiri , Masahiro Terada , Syuji Yamada , Hiroshi Mizuno
IPC分类号： G02F1/141 , G02F1/13
CPC分类号： G02F1/141
摘要： A liquid crystal device including: a pair of substrates and a chiral smectic liquid crystal disposed between the pair of substrates. Each of the pair of substrates has an electrode for applying a voltage to the liquid crystal. The pair of substrates is provided with respective uniaxial alignment axes extending in directions which are parallel to each other or intersect each other at a prescribed angle. The chiral smectic liquid crystal is placed in such an alignment state that the liquid crystal assumes at least two stable states and provides a pretilt angle .alpha. (degrees), a tilt angle H (degrees), an inclination angle .delta. (degrees) of the liquid crystal layer, and an apparent tilt angle .theta.a satisfying the following relationships (I) and (II) in a temperature range of 10.degree.-55.degree. C.:H .theta.a>H/2 (II).The liquid crystal provides a tilt angle H (degrees), an inclination angle .delta. (degrees) of the liquid crystal layer, and a spontaneous polarization Ps (nC/cm.sup.2) satisfying the following relationships (III) and (IV) at 55.degree. C.:H.times..delta.>70 (III), andH.times..delta./Ps>20 (IV).
摘要翻译：一种液晶装置，包括：一对基板和设置在所述一对基板之间的手性近晶液晶。一对基板中的每一个具有用于向液晶施加电压的电极。一对基板设置有相互平行的方向上延伸的相应的单轴对准轴线或以规定的角度彼此相交。手性近晶液晶被置于液晶呈现至少两个稳定状态的对准状态，并提供预倾角α（度），倾角+ E，crc H + EE（度），倾斜角度（度）和在10 -5℃的温度范围内满足以下关系式（I）和（II）的表观倾斜角θa：+ E，crc H +EEα+ δ和δ<α（I），+ E，crc H + EE> theta> + E，crc H + EE / 2（II）。液晶提供倾斜角+ E，crc H + EE（度），液晶层的倾斜角度（度）和满足以下关系式（III）和（III）的自发极化Ps（nC / cm 2） IV）在55℃：+ E，crc H + EE×δ> 70（III）和+ E，crc H + EE×δ/ Ps> 20（IV）。

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