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公开(公告)号:US11702596B2
公开(公告)日:2023-07-18
申请号:US16992657
申请日:2020-08-13
申请人: FUJIFILM Corporation
IPC分类号: C09K19/38 , C08F222/24 , G02B5/30 , C09K19/04 , G02F1/13363 , H10K50/86
CPC分类号: C09K19/3861 , C08F222/24 , G02B5/3016 , C09K2019/0448 , C09K2323/03 , C09K2323/031 , C09K2323/035 , G02F1/13363 , H10K50/86
摘要: Provided is a polymerizable liquid crystal composition used for formation of an optically anisotropic film having excellent durability, an optically anisotropic film, an optical film, a polarizing plate, and an image display device. The polymerizable liquid crystal composition contains a polymerizable liquid crystal compound represented by Formula (1) and an acidic compound, in which a pKa of the acidic compound is more than −10 and 5 or less, and a content of the acidic compound is 20 parts by mass or less with respect to 100 parts by mass of the polymerizable liquid crystal compound.
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公开(公告)号:US20230020941A1
公开(公告)日:2023-01-19
申请号:US17879985
申请日:2022-08-03
申请人: Fujifilm Corporation
发明人: Seiichi HITOMI , Daisuke Hayashi , Teruki Niori , Keita Takahashi
IPC分类号: C09K5/14
摘要: An object of the present invention is to provide a composition capable of forming a thermally conductive material having excellent thermally conductive properties and excellent handleability in a semi-cured state. In addition, another object of the present invention is to provide a thermally conductive material, a thermally conductive sheet, and a device with a thermally conductive layer.
The composition of the present invention contains a phenolic compound, an epoxy compound, a compound represented by Formula (1), and an inorganic nitride.-
公开(公告)号:US11480721B2
公开(公告)日:2022-10-25
申请号:US16987625
申请日:2020-08-07
申请人: FUJIFILM Corporation
IPC分类号: G02B5/30 , C09K19/38 , C09K19/04 , G02F1/1335 , H01L51/52
摘要: A polymerizable liquid crystal composition having excellent solubility, used for formation of an optically anisotropic film having excellent durability. The polymerizable liquid crystal composition contains a polymerizable liquid crystal compound P1 represented by Formula (1): A-Ar-A, a polymerizable liquid crystal compound P2 represented by Formula (2): A-Ar-B, and a polymerizable liquid crystal compound P3 represented by Formula (3): B-Ar-B.
In Formulae (1) and (2), A's represent predetermined side chains, all of which exhibit the same C log P value, and in Formulae (2) and (3), B's represent predetermined side chains, all of which exhibit the same C log P value. It should be noted that A and B represent side chains having C log P values different from each other, in which the C log P value of A is larger than the C log P value of B and the C log P value of at least one of A or B is 3.3 or more.-
公开(公告)号:US11072741B2
公开(公告)日:2021-07-27
申请号:US16042224
申请日:2018-07-23
申请人: FUJIFILM Corporation
IPC分类号: C09K19/34 , C09K19/38 , B32B27/30 , B32B23/04 , B32B23/08 , B32B23/20 , C09K19/30 , G02B5/30 , B32B27/08 , B32B33/00 , C09K19/04
摘要: An optically anisotropic layer is formed by a liquid crystal compound represented by General Formula 1, in which the long axes of the molecules are oriented. wherein L1 and L2 independently represent a linking group having a carbonyl group; F1 and F2 independently represent an alkyl group having 1 to 4 carbon atoms, an alkoxy group having 1 to 4 carbon atoms, or a halogen atom; n and m independently represent an integer from 0 to 4; a and b independently represent an integer from 1 to 4; T1 and T2 independently represent a spacer portion including a straight chain or branched alkylene or alkylene oxide group having 2 to 20 carbon atoms; and Ar represents a divalent group having at least one aromatic ring selected from a group consisting of aromatic hydrocarbon rings and aromatic heterocycles, the number of Π electrons in the Ar group being 8 or greater.
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公开(公告)号:US11945717B2
公开(公告)日:2024-04-02
申请号:US16734908
申请日:2020-01-06
申请人: FUJIFILM Corporation
发明人: Seiichi Hitomi , Keita Takahashi , Naoyuki Hayashi
IPC分类号: C01B21/064 , C01B21/072 , C08K3/38 , C08K9/04 , C08L63/00
CPC分类号: C01B21/0648 , C01B21/0728 , C08K3/38 , C08K9/04 , C08L63/00 , C01P2002/84 , C08K2003/382 , C08K2201/001
摘要: An object of the present invention is to provide a surface-modified inorganic nitride having excellent dispersibility. Furthermore, another object of the present invention is to provide a composition, a thermally conductive material, and a device with a thermally conductive layer which contain the surface-modified inorganic nitride.
The surface-modified inorganic nitride of the present invention includes an inorganic nitride, and a compound which is represented by General Formula (I) and is adsorbed onto a surface of the inorganic nitride.-
公开(公告)号:US11370950B2
公开(公告)日:2022-06-28
申请号:US16735789
申请日:2020-01-07
申请人: FUJIFILM Corporation
摘要: A first object of the present invention is to provide a surface-modified inorganic nitride having excellent dispersibility. Furthermore, a second object of the present invention is to provide a composition, a thermally conductive material, and a device with a thermally conductive layer which contain the surface-modified inorganic nitride.
The surface-modified inorganic nitride of the present invention includes an inorganic nitride, and a specific compound adsorbed onto a surface of the inorganic nitride, and
the specific compound has a functional group selected from the group consisting of a boronic acid group, an aldehyde group, an isocyanate group, an isothiocyanate group, a cyanate group, an acyl azide group, a succinimide group, a sulfonyl chloride group, a carboxylic acid chloride group, an onium group, a carbonate group, an aryl halide group, a carbodiimide group, an acid anhydride group, a carboxylic acid group, a phosphonic acid group, a phosphinic acid group, a phosphoric acid group, a phosphoric acid ester group, a sulfonic acid group, a halogenated alkyl group, a nitrile group, a nitro group, an ester group, a carbonyl group, an imidoester group, an alkoxysilyl group, an acrylic group, a methacrylic group, an oxetanyl group, a vinyl group, an alkynyl group, a maleimide group, a thiol group, a hydroxyl group, a halogen atom, and an amino group, and has a fused-ring structure containing two or more rings selected from the group consisting of an aromatic hydrocarbon ring and an aromatic heterocyclic ring.-
公开(公告)号:US11225605B2
公开(公告)日:2022-01-18
申请号:US16529163
申请日:2019-08-01
申请人: FUJIFILM Corporation
IPC分类号: G02F1/1333 , C09K19/34 , C09K19/04
摘要: An object of the present invention is to provide a polymerizable liquid crystal compound having excellent solubility, which is used for the formation of an optically anisotropic film having excellent durability, a method for producing the same, a polymerizable liquid crystal composition, an optically anisotropic film, an optical film, a polarizing plate, and an image display device. The polymerizable liquid crystal compound of the embodiment of the present invention is a polymerizable liquid crystal compound represented by Formula (1), L1-SP1-A1-D3-G1-D1-Ar-D2-G2-D4-A2-SP2-L2 . . . (1) in Formula (1), the ClogP value of the group represented by L1-SP1-A1-D3-G1-D1 and the ClogP value of the group represented by L2-SP2-A2-D4-G2-D2 are different from each other, and at least one of the ClogP values is 3.3 or more.
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公开(公告)号:US20220325163A1
公开(公告)日:2022-10-13
申请号:US17849191
申请日:2022-06-24
申请人: FUJIFILM Corporation
发明人: Daisuke Hayashi , Seiichi Hitomi , Teruki Niori , Keita Takahashi
摘要: An object of the present invention is to provide a composition capable of forming a thermally conductive sheet having excellent peel strength. In addition, another object of the present invention is to provide a thermally conductive sheet formed of the composition and a device with a thermally conductive sheet.
The composition of the present invention contains a disk-like compound, a high-molecular-weight compound which is at least one selected from the group consisting of a thermoplastic resin and rubber, and inorganic particles.-
公开(公告)号:US10774212B2
公开(公告)日:2020-09-15
申请号:US16045711
申请日:2018-07-25
申请人: FUJIFILM Corporation
发明人: Keita Takahashi
IPC分类号: C08L63/00 , C08G59/20 , C08L101/00 , C09K5/14 , C08K3/38 , C08L33/06 , C08K3/28 , C08K9/04 , C08L33/10 , C08L33/24 , H05K7/20 , C08L33/08
摘要: The present invention provides a thermally conductive material containing a disk-like compound as a thermally conductive material having high thermal conductivity and high heat resistance. For example, the present invention provides a thermally conductive material containing a cured substance of a resin composition containing a disk-like compound having two or more functional groups, in which the functional groups are selected from the group consisting of a (meth)acryl group, a (meth)acrylamide group, an oxiranyl group, an oxetanyl group, a hydroxyl group, an amino group, a thiol group, an isocyanate group, a carboxyl group, and a carboxylic acid anhydride group. The present invention also provides a device, which includes the aforementioned thermally conductive material, and the aforementioned resin composition.
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公开(公告)号:US10752820B2
公开(公告)日:2020-08-25
申请号:US16198799
申请日:2018-11-22
申请人: FUJIFILM Corporation
发明人: Keita Takahashi
IPC分类号: C09K5/14 , C08L101/00 , C01B21/072 , C08G59/50 , C01B21/064 , C08G59/68 , C08G59/32 , C08K3/38 , C08G59/24 , C08K9/04 , H01L23/373 , C08K5/18 , C08K3/28 , C08K5/00 , C08K5/14 , C08K3/22
摘要: Provided are a novel surface-modified inorganic nitride, a composition, a thermally conductive material, a device with a thermally conductive layer, and a method for manufacturing a surface-modified inorganic nitride. The surface-modified inorganic nitride of the embodiment of the present invention contains an inorganic nitride and an onium salt adsorbed onto a surface of the inorganic nitride.
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