公开(公告)号：US10351643B2

公开(公告)日：2019-07-16

申请号：US15100108

申请日：2014-11-27

申请人： DIC CORPORATION

发明人： Hiroshi Hasebe ,  Yoshio Aoki ,  Kunihiko Kotani ,  Akihiro Koiso ,  Hidetoshi Nakata

IPC分类号： G02F1/1333 ,  C08F122/24 ,  C07D339/06 ,  C07D409/04 ,  C08F222/10 ,  C09K19/34 ,  C09K19/38 ,  C09K19/32 ,  C07D413/04 ,  C07D417/04 ,  C07D471/04 ,  C09K19/02 ,  G02B5/30 ,  H01L51/00 ,  C09K19/04 ,  G02F1/13363 ,  H01L51/52

摘要： An object of the invention is to provide polymerizable compounds having excellent optical characteristics and suited as materials for optically anisotropic articles, compositions containing the polymerizable compounds, polymers obtained by polymerizing the polymerizable compounds, optically anisotropic articles formed of the polymers, and liquid crystal display devices including the optically anisotropic articles.

公开(公告)号：US20170003418A1

公开(公告)日：2017-01-05

申请号：US15107422

申请日：2014-12-18

申请人： DIC CORPORATION

发明人： Mika Yamamoto ,  Yasuhiro Kuwana ,  Hidetoshi Nakata ,  Koichi Endou ,  Kunihiko Kotani ,  Hiroshi Hasebe ,  Yoshiyuki Ono

IPC分类号： G02B1/08 ,  C09D135/02 ,  C08F22/20 ,  C08F22/24 ,  G02B5/30 ,  G02B1/14

CPC分类号： G02B1/08 ,  C08F22/20 ,  C08F22/24 ,  C08F2800/20 ,  C09D135/02 ,  G02B1/14 ,  G02B5/305 ,  G02B5/3083 ,  G02F2001/133633

摘要： There is provided a compound containing a mesogenic group, which includes a silicon compound at a low concentration, a polymerizable compound containing the mesogenic group, a mixture and a composition using these compounds, a polymerizable mixture having the polymerizable compound, and a polymer, an optically anisotropic body, and a phase difference film using the polymerizable composition. It is possible to obtain the optically anisotropic body and the phase difference film having satisfactory scratch resistance and adhesion, by using the polymerizable composition composed of the compound containing a mesogenic group, which includes a silicon compound at a low concentration.

摘要翻译： 提供了含有介晶基团的化合物，其包含低浓度的硅化合物，含有介晶基团的可聚合化合物，使用这些化合物的混合物和组合物，具有可聚合化合物的可聚合混合物和聚合物， 光学各向异性体，以及使用该聚合性组合物的相位差膜。 通过使用由含有介晶基团的化合物构成的可聚合组合物，其包含低浓度的硅化合物，可以获得具有令人满意的耐擦伤性和粘合性的光学各向异性体和相位差膜。

公开(公告)号：US11360342B2

公开(公告)日：2022-06-14

申请号：US15734286

申请日：2019-07-23

申请人： DIC Corporation

发明人： Hidetoshi Nakata ,  Keumhee Jang ,  Kazunori Maruyama

IPC分类号： G02F1/1334 ,  C09D4/00 ,  C09D135/02 ,  C09K19/54 ,  G02F1/1343 ,  G02F1/137 ,  G02F1/1335 ,  G02F1/1333 ,  G02F1/1337

摘要： The present invention relates to light-scattering liquid crystal devices suited for use in light control glass such as optical shutters and use in segment displays in, for example, clocks. A light-scattering liquid crystal device according to the present invention includes two substrates 1, of which at least one includes an electrode layer 2 and at least one is transparent, and a light control layer 4 held between the substrates, the light control layer 4 containing a liquid crystal material and a polymer substance, wherein the light-scattering liquid crystal device includes, between the substrates and the light control layer, a thin film layer 3 formed by subjecting a thermally curable compound containing a reactive group to thermal curing. According to the present invention, a light-scattering liquid crystal device having dramatically improved adhesion can be provided.

公开(公告)号：US09809668B2

公开(公告)日：2017-11-07

申请号：US15039972

申请日：2014-11-27

申请人： DIC CORPORATION

发明人： Hiroshi Hasebe ,  Yoshio Aoki ,  Kunihiko Kotani ,  Akihiro Koiso ,  Hidetoshi Nakata

IPC分类号： C08F2/46 ,  C08F2/50 ,  C08G61/04 ,  C08F220/38 ,  C09K19/38 ,  G02F1/13363 ,  G02B5/30 ,  C09K19/34 ,  C07D277/66 ,  C09K19/56 ,  H01L51/00 ,  H01L51/52 ,  C09K19/04 ,  C08F220/10 ,  C08F222/10

CPC分类号： C08F220/38 ,  C07D277/66 ,  C08F220/10 ,  C08F2220/387 ,  C08F2222/1013 ,  C09K19/34 ,  C09K19/3477 ,  C09K19/348 ,  C09K19/3497 ,  C09K19/38 ,  C09K19/56 ,  C09K2019/0448 ,  G02B5/30 ,  G02B5/3083 ,  G02F1/13363 ,  H01L51/004 ,  H01L51/5281

摘要： It is an object of the present invention to provide a polymerizable compound suitable as a material for optically anisotropic bodies having excellent optical properties, a composition containing the polymerizable compound, a polymer obtained by polymerizing the polymerizable compound, an optically anisotropic body formed of the polymer, and a liquid crystal display device including the optically anisotropic body.

公开(公告)号：US20170190819A1

公开(公告)日：2017-07-06

申请号：US15312884

申请日：2015-06-16

申请人： DIC Corporation

发明人： Kouichi Endo ,  Yasuhiro Kuwana ,  Hidetoshi Nakata ,  Mika Yamamoto ,  Kazuaki Hatsusaka ,  Isa Nishiyama

IPC分类号： C08F220/68 ,  C09D133/14 ,  G02B1/08 ,  C09K19/38 ,  G02B5/30 ,  C08F222/20 ,  C09D135/02

CPC分类号： C08F220/68 ,  C08F220/10 ,  C08F220/30 ,  C08F222/20 ,  C08F2220/1875 ,  C08F2220/281 ,  C08F2220/282 ,  C08F2220/283 ,  C08F2800/20 ,  C09D133/14 ,  C09D135/02 ,  C09K19/22 ,  C09K19/322 ,  C09K19/3814 ,  C09K19/54 ,  C09K2019/0448 ,  C09K2019/122 ,  C09K2019/181 ,  C09K2019/2035 ,  C09K2019/2042 ,  C09K2019/2078 ,  C09K2019/3009 ,  C09K2019/3075 ,  C09K2019/3083 ,  C09K2219/03 ,  G02B1/08 ,  G02B5/30 ,  G02B5/3016 ,  C08F2222/102 ,  C08F2220/303

摘要： It is an object of the present invention to provide a polymerizable liquid crystal composition that has an excellent storage stability and that enables a film formed by application of the composition to a base material and the subsequent exposure to heat or active energy rays to have a good adhesion to the base material. It is another object of the present invention to provide an optically anisotropic body that is produced using such a polymerizable composition and that has a good orientation. In particular, the present invention provides a polymerizable liquid crystal composition containing a polymerizable adhesion enhancer and a polymerizable liquid crystal compound. In addition, the present invention also provides an optically anisotropic body containing such a polymerizable liquid crystal composition.

公开(公告)号：US09676959B2

公开(公告)日：2017-06-13

申请号：US14890453

申请日：2014-05-23

申请人： DIC Corporation

发明人： Yasuhiro Kuwana ,  Hidetoshi Nakata ,  Koichi Endou ,  Mika Yamamoto ,  Kunihiko Kotani ,  Hiroshi Hasebe ,  Yoshiyuki Ono

IPC分类号： C09D133/14 ,  G02F1/13 ,  C08F220/30 ,  C08F222/10 ,  G02B5/30 ,  C08F220/18 ,  G02F1/13363 ,  C09K19/00 ,  C09D135/02

CPC分类号： C09D133/14 ,  C08F220/18 ,  C08F220/30 ,  C08F222/10 ,  C08F2220/302 ,  C08F2222/1013 ,  C09D135/02 ,  C09K19/00 ,  G02B5/3016 ,  G02B5/3083 ,  G02F1/13363 ,  G02F2202/023

摘要： A polymerizable composition solution that has good storage stability and allows a polymerizable compound in the polymerizable composition to be aligned well with no defects after application to a base and removal of a solvent by a drying process and also an optically anisotropic body that includes the solution and has good alignment without any defects. A solution containing a polymerizable composition and an organic solvent, wherein the polymerizable composition contains 90 mass % or more of a polymerizable compound intramolecularly having a 2-methyl-1,4-phenylene group as represented by general formula (1) and an optically anisotropic body including the solution.

公开(公告)号：US10473820B2

公开(公告)日：2019-11-12

申请号：US15107422

申请日：2014-12-18

申请人： DIC Corporation

发明人： Mika Yamamoto ,  Yasuhiro Kuwana ,  Hidetoshi Nakata ,  Koichi Endou ,  Kunihiko Kotani ,  Hiroshi Hasebe ,  Yoshiyuki Ono

IPC分类号： G02B5/30 ,  C09K19/38 ,  G02F1/13363 ,  G02B1/08 ,  G02B1/14 ,  C08F22/20 ,  C08F22/24 ,  C09D135/02

摘要： There is provided a compound containing a mesogenic group, which includes a silicon compound at a low concentration, a polymerizable compound containing the mesogenic group, a mixture and a composition using these compounds, a polymerizable mixture having the polymerizable compound, and a polymer, an optically anisotropic body, and a phase difference film using the polymerizable composition. It is possible to obtain the optically anisotropic body and the phase difference film having satisfactory scratch resistance and adhesion, by using the polymerizable composition composed of the compound containing a mesogenic group, which includes a silicon compound at a low concentration.

公开(公告)号：US10196568B2

公开(公告)日：2019-02-05

申请号：US15030011

申请日：2014-10-07

申请人： DIC CORPORATION

发明人： Koichi Endou ,  Yasuhiro Kuwana ,  Hidetoshi Nakata ,  Mika Yamamoto ,  Kunihiko Kotani ,  Hiroshi Hasebe ,  Yoshiyuki Ono

IPC分类号： C09K19/38 ,  C09K19/34 ,  C08F2/06 ,  C09K19/20 ,  C09K19/30 ,  C09K19/54 ,  G02B5/30 ,  C08F220/30 ,  C08F222/10 ,  C09K19/04 ,  C09K19/12

摘要： The present invention provides a method for producing a polymerizable liquid crystal composition which produces films being uncolored and having no cissing and good alignment when applied to a substrate, and also provides a polymerizable liquid crystal composition produced by the method and an optically anisotropic body using the polymerizable liquid crystal composition. Specifically, the present invention provides a method for producing a polymerizable liquid crystal composition, the method comprising a step (I) of preparing a polymerizable solution by mixing at least one polymerizable compound having at least one polymerizable functional group and one or two or more organic solvents and heating and stirring the resultant mixture; and a step (II) of mixing the polymerizable solution with a polymerization initiator, and also provides a polymerizable liquid crystal composition produced by the method and an optically anisotropic body using the polymerizable liquid crystal composition.

公开(公告)号：US10106738B2

公开(公告)日：2018-10-23

申请号：US15035608

申请日：2014-10-07

申请人： DIC CORPORATION

发明人： Koichi Endou ,  Yasuhiro Kuwana ,  Hidetoshi Nakata ,  Mika Yamamoto ,  Kazuaki Hatsusaka

IPC分类号： G02F1/1333 ,  C09K19/20 ,  C08F265/06 ,  C09K19/04 ,  C09K19/30 ,  C09K19/52 ,  C08F220/30 ,  C08F222/10

摘要： An object of the present invention is to provide a polymerizable liquid crystal composition with which two characteristics of smoothness of a surface of an anisotropic optical body and orientation properties of liquid crystals can be simultaneously improved, when preparing an anisotropic optical body to be obtained by photopolymerization of the polymerizable liquid crystal composition. Specifically, an object of the present invention is to provide a polymerizable liquid crystal composition containing specific polymerizable compounds and a fluorine-based surfactant. In addition, an anisotropic optical body, a retardation film, an antireflective film, and a liquid crystal display element prepared using the polymerizable liquid crystal composition of the present invention are also provided.

公开(公告)号：US20140256896A1

公开(公告)日：2014-09-11

申请号：US14348765

申请日：2012-11-21

申请人： DIC CORPORATION

发明人： Hidetoshi Nakata ,  Yasuhiro Kuwana ,  Hiroshi Hasebe ,  Kunihiko Kotani ,  Isa Nishiyama

IPC分类号： C09K19/38

CPC分类号： C09K19/3852 ,  C09K19/322 ,  C09K19/3861 ,  C09K19/54 ,  C09K19/586 ,  C09K2019/0448 ,  C09K2019/2078 ,  C09K2019/2092 ,  C09K2019/3083 ,  C09K2019/323 ,  C09K2019/3408 ,  C09K2019/3433 ,  C09K2019/528 ,  C09K2219/03 ,  G02B5/3016

摘要： The present invention relates to a polymerizable composition useful as a liquid crystal device, a display, an optical member, a coloring agent, a security marking, and a laser light emitting member and a thin film obtained from the polymerizable composition.The present invention provides a polymerizable liquid crystal composition having excellent solubility into a solvent, exhibiting good adhesion to a base material, and being capable of realizing a thin film having low haze and no variations and, in addition, provides a thin film having excellent appearance by using the polymerizable liquid crystal composition.The polymerizable liquid crystal composition according to the present invention is used and, thereby, a composition and a thin film having low haze and no variations and, at the same time, having excellent adhesion to a base material can be obtained at a low cost.

摘要翻译： 本发明涉及可用作液晶装置，显示器，光学构件，着色剂，安全标记和激光发射构件的可聚合组合物和由可聚合组合物获得的薄膜。 本发明提供一种对溶剂具有优异溶解性，对基材具有良好粘合性并且能够实现低雾度和无变化的薄膜的可聚合液晶组合物，并且还提供具有优异外观的薄膜 通过使用聚合性液晶组合物。 可以以低成本获得本发明的聚合性液晶组合物，从而可以以低成本获得具有低雾度和无变化的组合物和薄膜，同时具有优异的与基材的密合性。