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11. 发明授权

EP2883937B1 LIQUID CRYSTAL COMPOSITION, AND LIQUID CRYSTAL DISPLAY ELEMENT USING SAME 有权转让
标题翻译：液晶组合物和使用该组合物的液晶显示元件
公开(公告)号：EP2883937B1
公开(公告)日：2018-03-21
申请号：EP13880663.3
申请日：2013-03-26
申请人： DIC Corporation
发明人： OGAWA Shinji , IWASHITA Yoshinori , KAWAMUEA Jouji , NEGISHI Makoto
IPC分类号： C09K19/42 , C09K19/12 , C09K19/30 , C09K19/38 , G02F1/13 , C09K19/44 , C09K19/54 , G02F1/00
CPC分类号： C09K19/3003 , C09K19/44 , C09K19/542 , C09K2019/123 , C09K2019/3004 , C09K2019/3009 , C09K2019/301 , C09K2019/3016 , C09K2019/3027 , C09K2019/548 , G02F1/0045
摘要： An object of the present invention is to provide a liquid crystal composition suitable for use in a liquid crystal display device, with which various properties of liquid crystal display devices, such as dielectric anisotropy, viscosity, nematic phase upper limit temperature, low-temperature nematic phase stability, and ³1, and ghosting properties of a display device are not degraded, dropping marks that occur during production are suppressed, and a liquid crystal material can be discharged in stable amounts in an ODF process. A liquid crystal display device that uses such a liquid crystal composition is also provided. Provided is a liquid crystal composition that includes a first component which is at least one selected from the group consisting of compounds represented by general formula (1) and a second component which is at least one component selected from the group consisting of compounds represented by general formula (2). Also provided is a liquid crystal display device that uses a liquid crystal composition that contains the first component and the second component.

12. 发明授权

EP2770367B1 LIQUID CRYSTAL DISPLAY ELEMENT AND METHOD FOR MANUFACTURING SAME 有权
标题翻译：液晶显示元件及其制造方法
公开(公告)号：EP2770367B1
公开(公告)日：2016-11-02
申请号：EP12872544.7
申请日：2012-09-05
申请人： DIC Corporation
发明人： OGAWA Shinji , IWASHITA Yoshinori , KURIYAMA Takeshi
IPC分类号： C09K19/56 , C09K19/44 , C09K19/30 , G02F1/1337 , C09K19/12
CPC分类号： C09K19/56 , C09K19/3003 , C09K19/44 , C09K2019/122 , C09K2019/123 , C09K2019/3004 , C09K2019/3009 , C09K2019/301 , C09K2019/3016 , C09K2019/3027 , G02F1/13 , G02F1/1337 , G02F1/133703 , G02F1/133723 , G02F1/133788 , G02F1/1341 , G02F1/1343 , G02F1/134309 , G02F1/1368 , G02F2001/13415

13. 发明公开

EP2725084A1 LIQUID CRYSTAL COMPOSITION 有权转让
标题翻译： FLÜSSIGKRISTALLZUSAMMENSETZUNG
公开(公告)号：EP2725084A1
公开(公告)日：2014-04-30
申请号：EP12869070.8
申请日：2012-10-05
申请人： DIC Corporation
发明人： OGAWA Shinji , IWASHITA Yoshinori
IPC分类号： C09K19/42 , C09K19/12 , C09K19/20 , C09K19/30 , C09K19/38 , G02F1/13
摘要： The present invention relates to a nematic liquid crystal composition useful as a liquid crystal display material and showing a negative value of dielectric anisotropy (Δε), and to a liquid crystal display device using the liquid crystal composition.
The present invention provides a liquid crystal composition which causes little dropping marks during manufacture without degrading characteristics, such as dielectric anisotropy, viscosity, an upper limit temperature of a nematic phase, γ 1 , and the like, and image sticking of a display device.
The liquid crystal display device of the present invention has excellent fast response, the characteristic of causing little image sticking, and the characteristic of causing little dropping marks due to its manufacture, and are thus particularly useful for VA-mode and PSVA-mode liquid crystal display devices for active matrix driving and can be applied to liquid crystal display devices such as liquid crystal TV, a monitor, and the like.
摘要翻译：本发明涉及用作液晶显示材料并显示介电各向异性（“μ”）的负值的向列型液晶组合物以及使用该液晶组合物的液晶显示装置。本发明提供了一种液晶组合物，其在制造过程中几乎没有劣化特性，例如介电各向异性，粘度，向列相的上限温度，等等，以及显示装置的图像粘附。本发明的液晶显示装置具有优异的快速响应性，几乎没有图像残留的特征，以及由于其制造而引起的滴落痕迹的特征，因此对VA模式和PSVA模式液晶特别有用用于有源矩阵驱动的显示装置，并且可以应用于诸如液晶电视，监视器等的液晶显示装置。

14. 发明授权

EP2955570B1 LIQUID CRYSTAL DISPLAY ELEMENT AND MANUFACTURING METHOD FOR SAME 有权转让
标题翻译：液晶显示元件及其制造方法
公开(公告)号：EP2955570B1
公开(公告)日：2018-03-28
申请号：EP14748946.2
申请日：2014-01-30
申请人： DIC Corporation
发明人： KURISAWA Kazuki , HAYASHI Masanao , OGAWA Shinji
IPC分类号： G02F1/1337 , C08F220/10 , C08F230/08 , C09K19/12 , C09K19/14 , C09K19/30 , C09K19/38 , C09K19/42 , G02F1/13 , C09K19/20 , C09K19/36 , C09K19/54 , G02F1/1341 , C09K19/04 , C09K19/18 , C09K19/32 , G02F1/1335 , G02F1/1333
CPC分类号： C09K19/54 , C08F220/10 , C08F230/08 , C09K19/18 , C09K19/2014 , C09K19/3003 , C09K19/32 , C09K19/322 , C09K19/36 , C09K2019/0448 , C09K2019/122 , C09K2019/183 , C09K2019/3004 , C09K2019/3009 , C09K2019/301 , C09K2019/3016 , G02F1/133514 , G02F1/133707 , G02F1/133711 , G02F1/133788 , G02F1/1341 , G02F2001/133357 , G02F2001/133397
摘要： There is provided a liquid crystal display device which enables reductions in image sticking and droplet stains caused in production thereof without degradation of properties such as dielectric anisotropy, viscosity, the upper limit of the temperature of nematic phase, and rotational viscosity (³ 1 ); and there is also provided a method for manufacturing such a liquid crystal display device. The liquid crystal display device is characterized in that a liquid crystal layer containing a liquid crystal composition is disposed between a substrate provided with a common electrode and a color filter layer and another substrate provided with a plurality of pixels each having a pixel electrode, each of the substrates is not provided with an alignment film but provided with an orientation controlling layer composed of at least two polymerizable compounds, each of the pixels has two or more regions having different directions of pretilt, and the liquid crystal composition contains a compound represented by General Formula (I) and a compound represented by General Formula (II).

15. 发明授权

EP2725084B1 LIQUID CRYSTAL COMPOSITION 有权转让
公开(公告)号：EP2725084B1
公开(公告)日：2016-11-30
申请号：EP12869070.8
申请日：2012-10-05
申请人： DIC Corporation
发明人： OGAWA Shinji , IWASHITA Yoshinori
IPC分类号： C09K19/42 , C09K19/12 , C09K19/20 , C09K19/30 , C09K19/38 , G02F1/13 , C09K19/44 , C09K19/54 , G02F1/1334 , G02F1/1362 , G02F1/1333 , C09K19/04
摘要： The present invention relates to a nematic liquid crystal composition useful as a liquid crystal display material and showing a negative value of dielectric anisotropy (”µ), and to a liquid crystal display device using the liquid crystal composition. The present invention provides a liquid crystal composition which causes little dropping marks during manufacture without degrading characteristics, such as dielectric anisotropy, viscosity, an upper limit temperature of a nematic phase, ³ 1 , and the like, and image sticking of a display device. The liquid crystal display device of the present invention has excellent fast response, the characteristic of causing little image sticking, and the characteristic of causing little dropping marks due to its manufacture, and are thus particularly useful for VA-mode and PSVA-mode liquid crystal display devices for active matrix driving and can be applied to liquid crystal display devices such as liquid crystal TV, a monitor, and the like.

16. 发明公开

EP3070521A1 LIQUID-CRYSTAL DISPLAY ELEMENT 有权转让
标题翻译：液晶显示元件
公开(公告)号：EP3070521A1
公开(公告)日：2016-09-21
申请号：EP14862983.5
申请日：2014-11-04
申请人： DIC Corporation
发明人： OGAWA Shinji , IWASHITA Yoshinori
IPC分类号： G02F1/1368 , C09K19/12 , C09K19/30 , C09K19/32 , C09K19/34 , C09K19/38 , C09K19/42 , C09K19/54 , G02F1/13
CPC分类号： C09K19/3003 , C09K19/0403 , C09K19/322 , C09K2019/0448 , C09K2019/3004 , C09K2019/3009 , C09K2019/301 , C09K2019/3016 , C09K2019/325 , G02F1/133365 , G02F1/1337 , G02F1/134309 , G02F1/13439 , G02F1/136286 , G02F1/1368 , G02F2001/133738 , G02F2001/133746 , G02F2202/10
摘要： Provided is a liquid crystal display device including first and second opposing substrates, a liquid crystal layer containing a liquid crystal composition between the first and second substrates, thin-film transistors disposed on the first substrate, and pixel electrodes that are driven by the transistors and that are made of a transparent conductive material. Each thin-film transistor includes a gate electrode, an oxide semiconductor layer disposed over the gate electrode with an insulating layer therebetween, and source and drain electrodes electrically connected to the oxide semiconductor layer. The liquid crystal composition contains at least one compound selected from the group consisting of compounds represented by general formulas (LC3) to (LC5) and at least one compound selected from the group consisting of compounds represented by general formulas (II-a) to (II-f).
摘要翻译：提供一种液晶显示装置，其包括第一和第二相对基板，在第一和第二基板之间包含液晶组合物的液晶层，设置在第一基板上的薄膜晶体管以及由晶体管驱动的像素电极，以及由透明导电材料制成。每个薄膜晶体管包括栅电极，设置在栅电极之上且其间具有绝缘层的氧化物半导体层以及电连接到氧化物半导体层的源电极和漏电极。液晶组合物含有选自通式（LC3）〜（LC5）所示的化合物和选自通式（II-a）〜（LC-1）所示的化合物中的至少一种化合物中的至少一种化合物， II-F）。

17. 发明公开

EP3064991A1 LIQUID-CRYSTAL DISPLAY ELEMENT 失效
标题翻译：液晶显示元件
公开(公告)号：EP3064991A1
公开(公告)日：2016-09-07
申请号：EP14858702.5
申请日：2014-10-29
申请人： DIC Corporation
发明人： OGAWA Shinji , HASEBE Hiroshi , TAKASHIMA Masanao , IWASHITA Yoshinori
IPC分类号： G02F1/1368 , C09K19/20 , C09K19/30 , C09K19/42 , G02F1/13 , G02F1/1337 , G02F1/139
CPC分类号： G02F1/134309 , C09K19/3003 , C09K19/44 , C09K2019/122 , C09K2019/123 , C09K2019/3004 , C09K2019/3009 , C09K2019/301 , C09K2019/3016 , C09K2019/3027 , G02F1/133711 , G02F1/133788 , G02F1/13439 , G02F1/136286 , G02F1/1368 , G02F2001/133738 , G02F2001/134372 , G02F2001/13712 , G02F2201/121 , G02F2201/123
摘要： An object of the present invention is to provide a liquid-crystal display element using a liquid-crystal composition having negative dielectric anisotropy, capable of realizing excellent display characteristics by being used in an FFS mode liquid-crystal display element, without deteriorating various characteristics as a liquid-crystal display element such as dielectric anisotropy, viscosity, a nematic phase upper limit temperature, nematic phase stability at low temperatures, and γ1, and burn-in characteristics of a display element. A liquid-crystal display element containing at least one compound selected from the group consisting of compounds by the following General Formula (I) is provided:

wherein each of R 1 and R 2 independently represents an alkyl group having 1 to 8 carbon atoms, an alkenyl group having 2 to 8 carbon atoms, an alkoxy group having 1 to 8 carbon atoms, or an alkenyloxy group having 2 to 8 carbon atoms, A represents a 1,4-phenylene group or a trans-1,4-cyclohexylene group, k represents 1 or 2, and in a case where k is 2, two A's may be the same as or different from each other.
摘要翻译：本发明的目的在于提供一种使用具有负介电常数各向异性的液晶组合物的液晶显示元件，其通过用于FFS模式液晶显示元件而能够实现优异的显示特性，而不会将各种特性劣化为液晶显示元件，例如介电各向异性，粘度，向列相上限温度，低温向列相稳定性和γ1，以及显示元件的老化特性。提供含有选自下述通式（I）所示化合物中的至少一种化合物的液晶显示元件，其中，R 1和R 2各自独立地表示碳原子数1〜8的烷基，烯基碳原子数2〜8的烷氧基，碳原子数1〜8的烷氧基或碳原子数2〜8的烯氧基，A表示1,4-亚苯基或反式-1,4-亚环己基，k表示 1或2，并且在k是2的情况下，两个A可以彼此相同或不同。

19. 发明公开

EP2955570A1 LIQUID CRYSTAL DISPLAY ELEMENT AND MANUFACTURING METHOD FOR SAME 有权转让
标题翻译：苏黎世赫尔辛格大街上的FLÜSSIGKRISTALLANZEIGEELMENT
公开(公告)号：EP2955570A1
公开(公告)日：2015-12-16
申请号：EP14748946.2
申请日：2014-01-30
申请人： DIC Corporation
发明人： KURISAWA Kazuki , HAYASHI Masanao , OGAWA Shinji
IPC分类号： G02F1/1337 , C08F220/10 , C08F230/08 , C09K19/12 , C09K19/14 , C09K19/30 , C09K19/38 , C09K19/42 , G02F1/13
CPC分类号： C09K19/54 , C08F220/10 , C08F230/08 , C09K19/18 , C09K19/2014 , C09K19/3003 , C09K19/32 , C09K19/322 , C09K19/36 , C09K2019/0448 , C09K2019/122 , C09K2019/183 , C09K2019/3004 , C09K2019/3009 , C09K2019/301 , C09K2019/3016 , G02F1/133514 , G02F1/133707 , G02F1/133711 , G02F1/133788 , G02F1/1341 , G02F2001/133357 , G02F2001/133397
摘要： There is provided a liquid crystal display device which enables reductions in image sticking and droplet stains caused in production thereof without degradation of properties such as dielectric anisotropy, viscosity, the upper limit of the temperature of nematic phase, and rotational viscosity (γ 1 ); and there is also provided a method for manufacturing such a liquid crystal display device. The liquid crystal display device is characterized in that a liquid crystal layer containing a liquid crystal composition is disposed between a substrate provided with a common electrode and a color filter layer and another substrate provided with a plurality of pixels each having a pixel electrode, each of the substrates is not provided with an alignment film but provided with an orientation controlling layer composed of at least two polymerizable compounds, each of the pixels has two or more regions having different directions of pretilt, and the liquid crystal composition contains a compound represented by General Formula (I) and a compound represented by General Formula (II).
摘要翻译：提供了一种液晶显示装置，其能够在不降低诸如介电各向异性，粘度，向列相的温度上限和旋转粘度（³））的性能的情况下，减少其生产中引起的图像残留和液滴斑点。并且还提供了一种用于制造这种液晶显示装置的方法。液晶显示装置的特征在于，在设置有公共电极的基板和滤色器层之间设置含有液晶组合物的液晶层，并且设置有具有像素电极的多个像素的另一基板基板不具有取向膜，但具有由至少两个可聚合化合物构成的取向控制层，每个像素具有两个或更多个具有不同预倾斜方向的区域，并且液晶组合物含有一般化合物式（I）和通式（II）表示的化合物。

20. 发明公开

EP2770367A1 LIQUID CRYSTAL DISPLAY ELEMENT AND METHOD FOR MANUFACTURING SAME 有权
标题翻译：赫尔辛基大学
公开(公告)号：EP2770367A1
公开(公告)日：2014-08-27
申请号：EP12872544.7
申请日：2012-09-05
申请人： DIC Corporation
发明人： OGAWA Shinji , IWASHITA Yoshinori , KURIYAMA Takeshi
IPC分类号： G02F1/1337 , C09K19/12 , C09K19/30 , C09K19/42 , G02F1/13 , G02F1/1343
CPC分类号： C09K19/56 , C09K19/3003 , C09K19/44 , C09K2019/122 , C09K2019/123 , C09K2019/3004 , C09K2019/3009 , C09K2019/301 , C09K2019/3016 , C09K2019/3027 , G02F1/13 , G02F1/1337 , G02F1/133703 , G02F1/133723 , G02F1/133788 , G02F1/1341 , G02F1/1343 , G02F1/134309 , G02F1/1368 , G02F2001/13415
摘要： Provided are a liquid crystal display device that suppresses occurrence of drop marks during production without degrading various properties, such as dielectric anisotropy, viscosity, nematic phase upper limit temperature, rotational viscosity (γ 1 ), and ghosting property, and a method for producing the liquid crystal display device.
A liquid crystal display device 10 of the present invention includes a liquid crystal composition layer 13 sandwiched between a first substrate 11 and a second substrate 12 and vertical alignment films 16 and 17 that contain a polymer of a polymerizable compound having a polyimide skeleton as a main chain and a crosslinkable functional group as a side chain. The liquid crystal composition constituting the liquid crystal composition layer 13 contains compounds represented by general formulae (I) and (II).
摘要翻译：提供一种液晶显示装置，其抑制生产中滴痕的发生，而不降低介电各向异性，粘度，向列相上限温度，旋转粘度（³1）和重影性等各种性能，液晶显示装置。本发明的液晶显示装置10包括夹在第一基板11和第二基板12之间的液晶组合物层13和含有聚酰亚胺骨架的聚合性化合物的聚合物作为主体的垂直取向膜16,17 链和可交联官能团作为侧链。构成液晶组合物层13的液晶组合物含有通式（I）和（II）表示的化合物。

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