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公开(公告)号：US20230384496A1
公开(公告)日：2023-11-30
申请号：US18366402
申请日：2023-08-07
Applicant: FUJIFILM Corporation
Inventor： Hiroki KUWAHARA
CPC classification number: G02B5/223 , C09B23/0008 , C09B57/00
Abstract: An optical member for use in a display device having a specific light emitting unit, which includes a specific light bending part and a light absorbing part having an absorption waveform selected from specific absorption waveforms A to D and having absorption waveform B: a specific absorption waveform in which two wavelengths that give an absorbance of half of an absorption maximum are present in a wavelength range larger than λBMax (a maximum emission wavelength exhibited by blue emission of the display device) and smaller than λGMax (a maximum emission wavelength exhibited by green emission of the display device) or C: a specific absorption waveform in which two wavelengths that give an absorbance of half of an absorption maximum are present in a wavelength range larger than λGMax and smaller than λRMax (a maximum emission wavelength exhibited by red emission of the display device).
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公开(公告)号：US20230279244A1
公开(公告)日：2023-09-07
申请号：US18314793
申请日：2023-05-09
Applicant: FUJIFILM Corporation
Inventor： Daisuke SASAKI , Hiroki KUWAHARA , Nobutaka FUKAGAWA
IPC: C09D7/41 , C08K5/29 , C09D125/06 , C09D145/00 , C09D133/10 , C07C251/24 , C07F17/02 , C09B57/00 , G02F1/1335
CPC classification number: C09D7/41 , C08K5/29 , C09D125/06 , C09D145/00 , C09D133/10 , C07C251/24 , C07F17/02 , C09B57/007 , G02F1/133509 , G02F2203/11
Abstract: Provided are a resin composition containing a squarylium compound and a resin, in which the squarylium compound includes at least one selected from squarylium compounds represented by specific formulae; a coated and dried product or a melt-kneaded product; an optical filter including these components; an image display device and a solid-state imaging element including the optical filter; and a squarylium compound represented by a specific formula and a method for producing the same.
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公开(公告)号：US20220223825A1
公开(公告)日：2022-07-14
申请号：US17677288
申请日：2022-02-22
Applicant: FUJIFILM Corporation
Inventor： Hiroki KUWAHARA , Nobutaka FUKAGAWA , Daisuke SASAKI
IPC: H01L51/52
Abstract: There are provided: a laminate including a wavelength selective absorption layer containing a resin, a dye containing at least one of four specific dyes A to D, and an antifading agent for a dye and a gas barrier layer directly arranged on at least one surface of the wavelength selective absorption layer, in which the gas barrier layer contains a crystalline resin, has a layer thickness of 0.1 μm to 10 μm, and has a layer oxygen permeability of 60 cc/m2·day·atm or less; and an organic electroluminescent display device.
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公开(公告)号：US20240118474A1
公开(公告)日：2024-04-11
申请号：US18511449
申请日：2023-11-16
Applicant: FUJIFILM Corporation
Inventor： Yuta TAKAHASHI , Yusuke FURUKI , Hiroki KUWAHARA
IPC: G02B5/30
CPC classification number: G02B5/3016
Abstract: A phase difference film includes a small change in tint when the film is applied to a display device as a circularly polarizing plate in combination with a polarizer display device being observed from an oblique direction at all azimuthal angles. The film includes optically anisotropic layers X, Y, and Z in this order, in which layer X is an A-plate, and layers Y and Z are formed by fixing a first and second liquid crystal compound, respectively, twist-aligned along a helical axis extending in a thickness direction, one of the first and second liquid crystal compounds are rod-like liquid crystal compounds, the other first and the second liquid crystal compounds are disk-like liquid crystal compounds, and an in-plane slow axis of layer X is parallel to an in-plane slow axis on a surface of layer Y on layer X side.
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公开(公告)号：US20230288610A1
公开(公告)日：2023-09-14
申请号：US18318420
申请日：2023-05-16
Applicant: FUJIFILM Corporation
Inventor： Nobutaka FUKAGAWA , Hiroki KUWAHARA
CPC classification number: G02B1/04 , G02B5/223 , G02F1/0105 , G02F1/0063 , H01L25/0753 , G02B5/003 , G02B5/287
Abstract: A wavelength selective absorption filter contains a resin, a coloring agent, and a compound having at least one polar group of a carboxylic acid ester bond, a carboxylic acid amide bond, a sulfonic acid amide bond, a urethane bond, or a sulfonyl bond and a MW≤1,000 where dye includes at least one of dye A having a main absorption wavelength range at a wavelength of 390 to 440 nm and dye D having a main absorption wavelength range at a wavelength of 680 to 780 nm, a 20% value wavelength A with respect to an absorbance maximal value exhibited by a main absorption wavelength is 455 nm or less where dye A is contained, and a 20% value wavelength D with respect to the absorbance maximal value exhibited by the main absorption wavelength is 640 nm or more where dye D is contained, and a display device.
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Patent Agency Ranking
公开(公告)号：US20230176269A1
公开(公告)日：2023-06-08
申请号：US18061799
申请日：2022-12-05
Applicant: FUJIFILM Corporation
Inventor： Ayako MURAMATSU , Jun ISHIYAMA , Keisuke YOSHIMASA , Tomoaki YOKOTA , Hiroki KUWAHARA
CPC classification number: G02B5/3016 , B32B7/12 , B32B37/12 , B32B7/023 , B32B2037/1253 , B32B2307/42 , G02F1/133541
Abstract: A laminated film includes a plurality of optically anisotropic layers, excellent in transparency, with few point defects, and exhibits little reflected light where the laminated film is applied to a display device brought into a black display state; and a circularly polarizing plate. The laminated film includes first, second, third, and fourth optically anisotropic layers, in order, in which the first, second, third, and fourth optically anisotropic layers are each formed by fixing an aligned liquid crystal compound, an adhesion layer selected from the group consisting of an adhesive layer, and a pressure sensitive adhesive layer is provided on only one of between the first and second optically anisotropic layers, between the second and third optically anisotropic layers, and between the third and fourth optically anisotropic layers, and the laminated film has a minimum transmittance of 60% or more in a wavelength range of 400 to 700 nm.
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公开(公告)号：US20210005673A1
公开(公告)日：2021-01-07
申请号：US17025079
申请日：2020-09-18
Applicant: FUJIFILM Corporation
Inventor： Yu NAITO , Nobutaka FUKAGAWA , Daisuke SASAKI , Hiroki KUWAHARA
Abstract: There are provided a color correction filter for a white organic electroluminescent light source including a resin and 0.1 part by mass or more of a coloring agent having an absorption maximum wavelength in a range of 560 to 620 nm or 460 to 520 nm with respect to 100 parts by mass of the resin, and having a moisture content of 0.5% by mass or less, and an organic EL display device having this filter.
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公开(公告)号：US20230012898A1
公开(公告)日：2023-01-19
申请号：US17853228
申请日：2022-06-29
Applicant: FUJIFILM Corporation
Inventor： Nobutaka FUKAGAWA , Hiroki KUWAHARA , Daisuke SASAKI
IPC: B32B27/08 , H01L51/00 , C09B57/00 , C09B23/04 , C07F17/02 , G02B5/22 , H01L51/52 , B32B27/30 , B32B27/32
Abstract: A display device including a laminate includes a wavelength selective absorption layer containing a resin, a dye including at least one of four specific dyes A to D, and an antifading agent for a dye, and includes a gas barrier layer, and a wavelength conversion material; the laminate includes a wavelength selective absorption layer containing a resin, a dye, and an electron migration-type antifading agent in which the energy level of the highest occupied molecular orbital and the lowest unoccupied molecular orbital satisfy a specific relational expression in relation to the dye, and includes the gas barrier layer; an organic electroluminescent display device includes this laminate. The gas barrier layer contains a crystalline resin, has a layer thickness of 0.1 μm to 10 μm, has a layer oxygen permeability of 60 cc/m2·day·atm or less, and is directly arranged on at least one surface of the wavelength selective absorption layer.
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公开(公告)号：US20220397712A1
公开(公告)日：2022-12-15
申请号：US17824536
申请日：2022-05-25
Applicant: FUJIFILM Corporation
Inventor： Yuta TAKAHASHI , Yusuke FURUKI , Toshihiro KONISHI , Hiroki KUWAHARA
IPC: G02B5/30
Abstract: Provided are a phase difference film that has a small change in tint in a case where the phase difference film is combined with a polarizer and then applied as a circularly polarizing plate to a display device, and the display device is observed from an oblique direction at all azimuthal angles; as well as a circularly polarizing plate and a display device. The phase difference film includes a first optically anisotropic layer, a second optically anisotropic layer, a third optically anisotropic layer, and a fourth optically anisotropic layer in this order, in which the first optically anisotropic layer is a C-plate, the second optically anisotropic layer is an A-plate, the third optically anisotropic layer is a layer formed by fixing a liquid crystal compound twist-aligned along a helical axis extending in a thickness direction, and the first, second third, and fourth optically anisotropic layers have a predetermined configuration.
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公开(公告)号：US20220324853A1
公开(公告)日：2022-10-13
申请号：US17842753
申请日：2022-06-16
Applicant: FUJIFILM Corporation
Inventor： Hidetomo FURUYAMA , Daisuke SASAKI , Yoshihiro JIMBO , Hiroki KUWAHARA
IPC: C07D409/04 , C08K5/45
Abstract: Provided is a resin composition including a compound represented by Formula (1), and a resin. R1 and R2 in Formula (1) each independently represent an alkyl group or the like, R3 and R6 each independently represent an alkoxy group or the like, R4 represents an alkyl group, an aryl group, an alkoxy group, or an aryloxy group, and R5 represents a hydrogen atom, an alkyl group, an aryl group, an alkoxy group, or an aryloxy group. Provided are a cured substance, an ultraviolet absorbing agent, an ultraviolet cut filter, a lens, a protective material, a compound, and a method of synthesizing a compound.
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