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1.发明申请公开(公告)号：US20200231874A1
公开(公告)日：2020-07-23
申请号：US16837726
申请日：2020-04-01
Applicant: FUJIFILM Corporation
Inventor： Shunya KATOH , Keisuke KODAMA , Yuko SUZUKI
IPC: C09K19/38 , C09K19/58 , C08F220/30 , G02B5/08
Abstract: A first object of the present invention is to provide a liquid crystal composition which has excellent planarity in a case of being formed into a coating film and is also capable of forming a reflective layer having excellent diffuse reflectivity. A second object of the present invention is to provide a reflective layer that is formed using the liquid crystal composition, as well as a method for producing a reflective layer. A third object of the present invention is to provide a copolymer that can be used as an alignment control agent for a liquid crystal compound.The liquid crystal composition of the present invention includes a polymerizable liquid crystal compound and a copolymer having a predetermined structure.
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公开(公告)号：US20220204850A1
公开(公告)日：2022-06-30
申请号：US17698775
申请日：2022-03-18
Applicant: FUJIFILM Corporation
Inventor： Keisuke KODAMA , Yuko SUZUKI , Shunya KATOH
IPC: C09K19/20 , G02F1/1337 , G02F1/1335 , G02F1/13363 , G02F1/137
Abstract: An object of the present invention is to provide a method for producing a cholesteric liquid crystal layer, which is capable of freely controlling a tilt angle of an arrangement direction of bright portion and dark portion derived from a cholesteric liquid crystalline phase with respect to a normal line of a main surface of the cholesteric liquid crystal layer; a cholesteric liquid crystal layer; an optically anisotropic body; and a reflective film.
The method for producing a cholesteric liquid crystal layer according to the present invention includes a step X of forming a cholesteric liquid crystal layer A in which a liquid crystal compound is aligned into a state of a cholesteric liquid crystalline phase, satisfying all of the conditions 1 to 3, and a step Y of carrying out a treatment to increase or decrease a helical pitch of the cholesteric liquid crystalline phase in the cholesteric liquid crystal layer A obtained by the step X to increase or decrease a tilt angle of an arrangement direction of bright portion and dark portion derived from the cholesteric liquid crystalline phase, as observed in a cross-section perpendicular to a main surface of the cholesteric liquid crystal layer A, with respect to a normal direction of the main surface of the cholesteric liquid crystal layer A.-
3.发明申请公开(公告)号：US20210388269A1
公开(公告)日：2021-12-16
申请号：US17458998
申请日：2021-08-27
Applicant: FUJIFILM Corporation
Inventor： Yuko SUZUKI , Keisuke KODAMA
IPC: C09K19/54 , C09K19/38 , C07C43/215 , C07D321/10 , C07C69/92 , C07D321/00 , C07C211/54 , C07C69/76 , C07C15/58
Abstract: An object of the present invention is to provide a compound having an excellent rate of change in HTP caused by exposure. Another object of the present invention is to provide a composition formed of the compound, a cured product, an optically anisotropic body, and a reflective film.
The compound of the present invention is a compound represented by General Formula (1).-
公开(公告)号：US20210198230A1
公开(公告)日：2021-07-01
申请号：US17193394
申请日：2021-03-05
Applicant: FUJIFILM Corporation
Inventor： Yuko SUZUKI , Keisuke KODAMA , Shunya KATOH
IPC: C07D321/10 , C07C49/84 , C07C69/92
Abstract: The present invention provides a compound having an excellent rate of change in HTP due to exposure. The present invention further provides a composition formed of the compound, a cured product, an optically anisotropic body, and a reflective film.
The compound of the present invention is a compound represented by General Formula (1).-
公开(公告)号：US20220220382A1
公开(公告)日：2022-07-14
申请号：US17697519
申请日：2022-03-17
Applicant: FUJIFILM Corporation
Inventor： Hiroshi INADA , Shunya KATOH , Yuki NAKAMURA , Yuko SUZUKI
Abstract: Provided is a liquid crystal composition with which an optically anisotropic layer having excellent light resistance can be formed and an image display device having an excellent contrast can be manufactured, an optically anisotropic layer, an optical film, a polarizing plate, and an image display device. The liquid crystal composition contains a liquid crystal compound and a non-liquid crystal compound, in which both of the liquid crystal compound and the non-liquid crystal compound are compounds having any of aromatic rings selected from the group consisting of groups represented by predetermined formulae, and a ratio of a molecular weight of the non-liquid crystal compound to a molecular weight of the liquid crystal compound is 1 or less.
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Patent Agency Ranking
6.发明申请公开(公告)号：US20220145181A1
公开(公告)日：2022-05-12
申请号：US17587724
申请日：2022-01-28
Applicant: FUJIFILM Corporation
Inventor： Yuko SUZUKI , Keisuke KODAMA
Abstract: An object of the present invention is to provide a compound having an excellent rate of change in HTP caused by exposure. Another object of the present invention is to provide a liquid crystal composition formed of the compound, a cured product, an optically anisotropic body, and a reflective film.
The compound of the present invention is represented by General Formula (1). In General Formula (1), a portion where a solid line and a broken line are parallel to each other represents a single bond or a double bond.
In General Formula (1), X1 to X8 each independently represent a hydrogen atom or a monovalent substituent. However, at least one of X1, X3, X5, or X7 and at least one of X2, X4, X6, or X8 represent a substituent including a group represented by General Formula (2). In General Formula (2), Z represents a single bond or —O—. Y1 and Y2 each independently represent a hydrogen atom or a hydrocarbon group not including an aryl group. *1 and *2 represent bonding positions.-
公开(公告)号：US20250063946A1
公开(公告)日：2025-02-20
申请号：US18939925
申请日：2024-11-07
Applicant: FUJIFILM Corporation
Inventor： Yuko SUZUKI , Hiroki Sugirua
IPC: H10K85/60 , C07D333/22 , C07D333/28 , C07D409/14 , H10K30/30
Abstract: In the present invention, there is provided a photoelectric conversion element which has excellent quantum efficiency and responsiveness in a case of receiving blue light, and has low electric field strength dependence of response speed. In addition, there is provided an imaging element, a photo sensor, an optical sensor, and a compound related to the photoelectric conversion element. The photoelectric conversion element according to the present invention is a photoelectric conversion element including a conductive film, a photoelectric conversion film, and a transparent conductive film in this order, in which the photoelectric conversion film contains a compound represented by Formula (1).
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公开(公告)号：US20230416437A1
公开(公告)日：2023-12-28
申请号：US18346788
申请日：2023-07-04
Applicant: FUJIFILM CORPORATION
Inventor： Yuko SUZUKI , Hiroshi INADA , Chihiro MASUDA , Shunya KATOH
IPC: C08F236/20 , C09D129/04
CPC classification number: C08F236/20 , C09D129/04
Abstract: Provided are a polymerizable composition containing a liquid crystal compound represented by Formula (1) and a chiral compound, in which a proportion of a total amount of a compound including one polymerizable group is 60% by mass or more with respect to a total amount of a compound including at least one polymerizable group; and an application thereof.
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公开(公告)号：US20220112427A1
公开(公告)日：2022-04-14
申请号：US17560782
申请日：2021-12-23
Applicant: FUJIFILM Corporation
Inventor： Keisuke KODAMA , Yuko SUZUKI , Shunya KATOH
Abstract: A first objective of the present invention is to provide a liquid crystal composition for forming a cholesteric liquid crystal layer having excellent characteristics capable of reflecting light incident on a layer surface from a normal direction in a direction other than the normal direction. In addition, a second object of the present invention is to provide a cholesteric liquid crystal layer formed of the liquid crystal composition. In addition, a third object of the present invention is to provide a cured substance obtained by curing the liquid crystal composition. In addition, a fourth object of the present invention is to provide an optically anisotropic body formed of the liquid crystal composition, and an optically anisotropic body consisting of the cholesteric liquid crystal layer. In addition, a fifth object of the present invention is to provide a method for producing a cholesteric liquid crystal layer using the liquid crystal composition.
The liquid crystal composition of the present invention contains a liquid crystal compound, a chiral agent A, and a chiral agent B whose helical twisting power increases upon irradiation with light, in which the chiral agent A is a chiral agent that induces a helix in a direction opposite to that of a helix induced by the chiral agent B.-
公开(公告)号：US20210189243A1
公开(公告)日：2021-06-24
申请号：US17193392
申请日：2021-03-05
Applicant: FUJIFILM Corporation
Inventor： Keisuke KODAMA , Yuko SUZUKI , Shunya KATOH
IPC: C09K19/58 , C09K19/38 , C07D321/10 , C07F7/08 , G02B5/26
Abstract: An object of the present invention is to provide a compound which increases the intensity of HTP by exposure to irradiation with light such as ultraviolet rays, and a mixture including the compound. Another object of the present invention is to provide a liquid crystal composition, a cured product, an optically anisotropic body, and a reflective film.
The compound of the present invention is represented by General Formula (1).
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