公开(公告)号：US20250096315A1

公开(公告)日：2025-03-20

申请号：US18963548

申请日：2024-11-28

Applicant: FUJIFILM Corporation ,  INSTITUTE OF SCIENCE TOKYO

Inventor： Yosuke SHIRATORI ,  Shintaro YASUI ,  Yukihiro OKUNO ,  Yasuharu SHIRAISHI ,  Kengo SAITO ,  Kenta WATANABE ,  Akihiro TAKAHASHI

IPC: H01M10/0562 ,  H01M4/66 ,  H01M10/0525

Abstract: Provided is an all-solid-state lithium ion secondary battery including one or more laminates in which a positive electrode layer, a solid electrolyte layer, and a negative electrode layer are arranged in this order, in which at least one collector layer included in at least one of the positive electrode layer or the negative electrode layer is a layer having a specific metal as a constitutional material or a layer having the specific metal in a coating layer, and the solid electrolyte layer contains an amorphous solid electrolyte which contains a lithium-containing oxide containing Li, B, and O, and water and a lithium salt with a specific molar ratio with respect to the lithium-containing oxide.

公开(公告)号：US20220186119A1

公开(公告)日：2022-06-16

申请号：US17684988

申请日：2022-03-02

Applicant: FUJIFILM Corporation

Inventor： Takashi KATOU ,  Yoshiaki TAKADA ,  Keigo SHIGA ,  Kengo SAITO

IPC: C09K19/24 ,  C09K19/38 ,  C09K19/60

Abstract: Provided is a liquid crystal composition capable of forming a light absorption anisotropic film with excellent light resistance, a dichroic material, a light absorption anisotropic film, a laminate, and an image display device. The liquid crystal composition contains a liquid crystal compound and a dichroic material having a structure represented by Formula (1).

公开(公告)号：US20210149247A1

公开(公告)日：2021-05-20

申请号：US17130610

申请日：2020-12-22

Applicant: FUJIFILM Corporation

Inventor： Kengo SAITO ,  Yuzo FUJIKI ,  Wataru HOSHINO

IPC: G02F1/1335 ,  G02F1/1337

Abstract: Provided are a polarizer having a high degree of alignment and an image display device including the polarizer. The polarizer of the present invention is a polarizer which is formed of a polarizer-forming composition containing a liquid crystal compound and a dichroic material, in which the liquid crystal compound and the dichroic material are horizontally aligned, and in an X-ray diffraction spectrum of the polarizer, at least one of a plurality of peaks observed in a diffraction angle range of 17° or less is a peak A in which an interval of a periodic structure corresponding to the at least one peak does not have an integer multiple relationship with an interval of a periodic structure corresponding to at least one of other peaks.

公开(公告)号：US20250096309A1

公开(公告)日：2025-03-20

申请号：US18963772

申请日：2024-11-29

Applicant: FUJIFILM Corporation ,  INSTITUTE OF SCIENCE TOKYO

Inventor： Yukihiro OKUNO ,  Shintaro YASUI ,  Yosuke SHIRATORI ,  Kengo SAITO ,  Kenta WATANABE

IPC: H01M10/056 ,  H01M4/36 ,  H01M10/054

Abstract: An object of the present invention is to provide a sodium-based solid electrolyte having excellent ion conductivity, a method for producing a sodium-based solid electrolyte, a modified positive electrode active material, a modified negative electrode active material, a solid-state secondary battery, an electrode sheet for a solid-state secondary battery, a solid electrolyte sheet, and an electrode for a solid-state secondary battery.
The sodium-based solid electrolyte of the present invention contains amorphous sodium tetraborate, water, and a sodium salt.

公开(公告)号：US20230343997A1

公开(公告)日：2023-10-26

申请号：US18325970

申请日：2023-05-30

Applicant: FUJIFILM Corporation ,  TOKYO INSTITUTE OF TECHNOLOGY

Inventor： Yosuke SHIRATORI ,  Yukihiro OKUNO ,  Shintaro YASUI ,  Kengo SAITO ,  Kenta WATANABE

IPC: H01M10/0562

CPC classification number: H01M10/0562 ,  H01M2300/0068

Abstract: The present invention provides a lithium-based solid electrolyte excellent in ion conductivity, an inorganic solid electrolyte, a production method for a lithium-based solid electrolyte, a modified positive electrode active material, a modified negative electrode active material, an all-solid state secondary battery, an electrode sheet for an all-solid state secondary battery, a solid electrolyte sheet, and an electrode for an all-solid state secondary battery. The lithium-based solid electrolyte according to the present invention contains lithium tetraborate in a noncrystalline state, water, and a lithium salt.

公开(公告)号：US20200318010A1

公开(公告)日：2020-10-08

申请号：US16907822

申请日：2020-06-22

Applicant: FUJIFILM Corporation

Inventor： Wataru HOSHINO ,  Yoshiaki TAKADA ,  Kengo SAITO

IPC: C09K19/46 ,  G02B5/30 ,  C09K19/60

Abstract: An object of the present invention is to provide a polarizer having a high degree of alignment and an image display device including the polarizer. The polarizer of the present invention is a polarizer which is formed of a polarizer-forming composition containing a polymer liquid crystal compound and a dichroic material, in which the polymer liquid crystal compound is a thermotropic liquid crystal and a crystalline polymer, the polymer liquid crystal compound and the dichroic material are horizontally aligned, and crystallinity of the polymer liquid crystal compound in the polarizer-forming composition is higher than the crystallinity of the polymer liquid crystal compound alone.

公开(公告)号：US20250096316A1

公开(公告)日：2025-03-20

申请号：US18963549

申请日：2024-11-28

Applicant: FUJIFILM Corporation ,  INSTITUTE OF SCIENCE TOKYO

Inventor： Yosuke SHIRATORI ,  Shintaro YASUI ,  Yasuharu SHIRAISHI ,  Kengo SAITO ,  Kenta WATANABE ,  Akihiro TAKAHASHI

IPC: H01M10/0562 ,  H01M10/0525 ,  H01M10/0587

Abstract: Provided are a wound-type all-solid-state lithium ion secondary battery including a laminate in which a positive electrode layer, a solid electrolyte layer, and a negative electrode layer are arranged in this order, the laminate being wound around a core material, in which the solid electrolyte layer contains an amorphous solid electrolyte which contains a lithium-containing oxide containing Li, B, and O and a lithium salt, and in the amorphous solid electrolyte, a value of a ratio of a content of the lithium salt to a content of the lithium-containing oxide is 0.001 to 1.5 in terms of a molar ratio; and a manufacturing method of the wound-type all-solid-state lithium ion secondary battery.

公开(公告)号：US20200018879A1

公开(公告)日：2020-01-16

申请号：US16582372

申请日：2019-09-25

Applicant: FUJIFILM Corporation

Inventor： Yumi KATOU ,  Shinichi MORISHIMA ,  Wataru HOSHINO ,  Jun TAKEDA ,  Kengo SAITO ,  Yuzo FUJIKI

IPC: G02B5/30 ,  G02F1/1335 ,  G02F1/1337 ,  C09K19/60 ,  C09K19/38 ,  C09B31/20 ,  C09B31/153 ,  C09B31/043

Abstract: An object of the invention is to provide an anisotropic light absorption film having both a high alignment degree and high light resistance, and a laminate provided using the anisotropic light absorption film. An anisotropic light absorption film according to the embodiment of the invention is formed from a composition having a first dichroic azo dye, a second dichroic azo dye, and a compound represented by Formula (I) or a polymer thereof, the first dichroic azo dye has a solution absorption maximum wavelength of 400 nm or greater and less than 550 nm, the second dichroic azo dye has a solution absorption maximum wavelength of 550 nm or greater and 750 nm or less, and the film has an arrangement structure of the first dichroic azo dye or an arrangement structure of the second dichroic azo dye therein.

公开(公告)号：US20180201701A1

公开(公告)日：2018-07-19

申请号：US15922212

申请日：2018-03-15

Applicant: FUJIFILM Corporation

Inventor： Ayako MURAMATSU ,  Hiroshi SATO ,  Kengo SAITO ,  Takashi KOMIYAMA ,  Keita TAKAHASHI

IPC: C08F20/30 ,  G02B5/30 ,  C09K19/38 ,  G02F1/1335

CPC classification number: C08F20/30 ,  C09K19/3804 ,  C09K2219/03 ,  G02B5/3025 ,  G02B5/3041 ,  G02B5/3083 ,  G02B5/3091 ,  G02F1/133528

Abstract: An object of the present invention is to provide an optical film having an optically anisotropic layer having excellent durability, and a polarizing plate and an image display device using the same. This optical film of the present invention is an optical film at least having an optically anisotropic layer, in which the optically anisotropic layer is a layer obtained by polymerizing a polymerizable liquid crystal composition containing a predetermined liquid crystal compound and a polymerization initiator, and the optically anisotropic layer has a density of 1.20 g/cm3 or more and a crosslinking point density of 0.0016 mol/cm3 or more.

公开(公告)号：US20250096317A1

公开(公告)日：2025-03-20

申请号：US18963552

申请日：2024-11-28

Applicant: FUJIFILM Corporation ,  INSTITUTE OF SCIENCE TOKYO

Inventor： Yosuke SHIRATORI ,  Kenta WATANABE ,  Kengo SAITO ,  Shintaro YASUI ,  Masatoshi TOKAIRIN ,  Yukihiro OKUNO

IPC: H01M10/0562 ,  H01M4/04 ,  H01M10/0525

Abstract: Provided are an all-solid-state lithium ion secondary battery including, in the following order, a positive electrode layer, a solid electrolyte layer, and a negative electrode layer, in which the solid electrolyte layer contains an amorphous solid electrolyte which contains a lithium-containing oxide containing Li, B, and O and a lithium salt, in the amorphous solid electrolyte, a value of a ratio of a content of the lithium salt to a content of the lithium-containing oxide is 0.001 to 1.5 in terms of a molar ratio, and moisture contained in a laminate consisting of a positive electrode active material layer, the solid electrolyte layer, and a negative electrode active material layer is in a specific state; and a manufacturing method of the all-solid-state lithium ion secondary battery.