公开(公告)号：US11563235B2

公开(公告)日：2023-01-24

申请号：US16846428

申请日：2020-04-13

Applicant: FUJIFILM Corporation

Inventor： Hiroaki Mochizuki ,  Masaomi Makino ,  Tomonori Mimura ,  Yo Kushida

IPC: H01M10/0562 ,  H01M4/62 ,  H01M10/0525 ,  H01M10/0565 ,  H01M4/02 ,  H01M4/1391 ,  H01M4/1395 ,  H01M4/1397 ,  H01M4/60 ,  H01M4/66

Abstract: A solid electrolyte composition includes: an inorganic solid electrolyte; binder particles having an average particle size of 1 nm to 10 μm; and a dispersion medium, in which the binder particles include a polymer that includes a component derived from a polymerizable compound having a molecular weight of lower than 1,000, and the component includes at least one of an aliphatic hydrocarbon chain to which 10 or more carbon atoms are bonded or a siloxane structure as a side chain of the polymer. The solid electrolyte composition is used in the sheet for an all-solid state secondary battery, the electrode sheet for an all-solid state secondary battery, the all-solid state secondary battery, the method of manufacturing a sheet for an all-solid state secondary battery, and the method of manufacturing an all-solid state secondary battery.

公开(公告)号：US12034115B2

公开(公告)日：2024-07-09

申请号：US17225126

申请日：2021-04-08

Applicant: FUJIFILM Corporation

Inventor： Hiroaki Mochizuki ,  Tomonori Mimura ,  Yo Kushida

IPC: H01M10/0562 ,  C08K3/22 ,  C08K3/30 ,  C08L75/08 ,  H01M4/02 ,  H01M4/62

CPC classification number: H01M10/0562 ,  C08K3/22 ,  C08K3/30 ,  C08L75/08 ,  H01M4/622 ,  C08K2003/2244 ,  C08K2003/3009 ,  H01M2004/021 ,  H01M2300/0068

Abstract: There is provided a solid electrolyte composition containing an inorganic solid electrolyte having ion conductivity of a metal belonging to Group 1 or Group 2 in the periodic table and a binder containing non-spherical binder particles consisting of secondary particles formed of primary particles having an average particle size of 1 to 1,000 nm. There are also provided an all-solid state secondary battery, an electrode sheet for an all-solid state secondary battery, and an all-solid state secondary battery, which have a layer constituted of this composition.

公开(公告)号：US11552332B2

公开(公告)日：2023-01-10

申请号：US16847572

申请日：2020-04-13

Applicant: FUJIFILM Corporation

Inventor： Yo Kushida ,  Masaomi Makino ,  Tomonori Mimura ,  Hiroaki Mochizuki

IPC: H01M10/0562 ,  H01M10/0585

Abstract: A solid electrolyte composition includes: an inorganic solid electrolyte (A) having ion conductivity of a metal belonging to Group 1 or Group 2 in the periodic table; a binder (B); and a dispersion medium (C), in which the binder (B) includes a first binder (B1) that precipitates by a centrifugal separation process and a second binder (B2) that does not precipitate by the centrifugal separation process, the centrifugal separation process being performed in the dispersion medium (C) under a specific condition, and a content X of the first binder (B1) and a content Y of the second binder (B2) satisfy the following expression, 0.10≤Y/(X+Y)≤0.80.

公开(公告)号：US11631885B2

公开(公告)日：2023-04-18

申请号：US16452696

申请日：2019-06-26

Applicant: FUJIFILM Corporation

Inventor： Masaomi Makino ,  Tomonori Mimura ,  Yo Kushida

IPC: H01M10/0562 ,  C08G18/32 ,  C08G18/76 ,  C08G63/60 ,  C08G69/44 ,  C08G71/02 ,  H01M4/62 ,  C08G18/34 ,  C08G18/62 ,  C08G18/65 ,  C08G18/75 ,  C08G73/16 ,  C08J3/11

Abstract: Provided are a solid electrolyte composition containing an inorganic solid electrolyte having a conductivity of an ion of a metal belonging to Group I or II of the periodic table and a binder having a specific hydrocarbon polymer segment and a specific segment, a solid electrolyte-containing sheet in which the same solid electrolyte composition is used and a manufacturing method therefor, an all-solid state secondary battery and a manufacturing method therefor, a polymer having a specific hydrocarbon polymer segment and a specific segment, and a non-aqueous solvent dispersion thereof.

公开(公告)号：US11431022B2

公开(公告)日：2022-08-30

申请号：US16540150

申请日：2019-08-14

Applicant: FUJIFILM Corporation

Inventor： Masaomi Makino ,  Tomonori Mimura ,  Yo Kushida

IPC: H01M10/0562 ,  H01M10/052 ,  H01M4/139 ,  H01M4/62 ,  C08L33/02 ,  C08L33/08 ,  H01M4/02

Abstract: Provided are a solid electrolyte composition containing an inorganic solid electrolyte (A) having a conductivity of an ion of a metal belonging to Group I or II of the periodic table and a binder (B), in which the binder (B) is a polymer having at least one bond of a urethane bond, a urea bond, an amide bond, an imide bond, or an ester bond in a main chain and having a graft structure, a solid electrolyte-containing sheet and a manufacturing method therefor, an all-solid state secondary battery and a manufacturing method therefor, and a polymer having a specific hard segment and a graft structure and a non-aqueous solvent dispersion thereof.

公开(公告)号：US20230261252A1

公开(公告)日：2023-08-17

申请号：US18304318

申请日：2023-04-20

Applicant: FUJIFILM Corporation

Inventor： Koji YASUDA ,  Shota Ol ,  Yo Kushida

IPC: H01M10/056

CPC classification number: H01M10/056 ,  H01M2300/0091

Abstract: There is provided an inorganic solid electrolyte-containing composition containing an inorganic solid electrolyte, a polymer binder, and a dispersion medium, in which the polymer binder includes a polymer having a tensile permanent strain of less than 50% in a stress-strain curve obtained by repeating pulling and restoration once and includes a polymer binder in which the adsorption rate with respect to the inorganic solid electrolyte in the dispersion medium is less than 60%. There are also provided a sheet for an all-solid state secondary battery and an all-solid state secondary battery, in which this inorganic solid electrolyte-containing composition is used, and manufacturing methods for a sheet for an all-solid state secondary battery, and an all-solid state secondary battery.

公开(公告)号：US11552331B2

公开(公告)日：2023-01-10

申请号：US16843907

申请日：2020-04-09

Applicant: FUJIFILM Corporation

Inventor： Yo Kushida ,  Masaomi Makino ,  Tomonori Mimura ,  Hiroaki Mochizuki

IPC: H01M10/0562 ,  H01M10/0525 ,  H01M4/139 ,  H01M4/62 ,  H01M4/13

Abstract: A solid electrolyte composition includes: an inorganic solid electrolyte (A) having ion conductivity of a metal belonging to Group 1 or Group 2 in the periodic table; a binder (B); and a dispersion medium (C), in which the binder (B) includes a first binder (B1) that precipitates by a centrifugal separation process and a second binder (B2) that does not precipitate by the centrifugal separation process, the centrifugal separation process being performed in the dispersion medium (C) at a temperature of 25° C. at a centrifugal force of 610000 G for 1 hour, and a content X of the first binder (B1) and a content Y of the second binder (B2) satisfy the following expression, 0.01≤Y/(X+Y)

公开(公告)号：US11417908B2

公开(公告)日：2022-08-16

申请号：US16520483

申请日：2019-07-24

Applicant: FUJIFILM Corporation

Inventor： Masaomi Makino ,  Tomonori Mimura ,  Yo Kushida

IPC: H01M10/0562 ,  H01M4/62 ,  H01M4/13

Abstract: Provided are a solid electrolyte composition containing an inorganic solid electrolyte having a conductivity of an ion of a metal belonging to Group I or II of the periodic table and a binder having a specific constituent component, a solid electrolyte-containing sheet in which the same solid electrolyte composition is used and a manufacturing method therefor, an all-solid state secondary battery and a manufacturing method therefor, a polymer having a specific constituent component, a non-aqueous solvent dispersion thereof, and a diol compound.

公开(公告)号：US20190326630A1

公开(公告)日：2019-10-24

申请号：US16452696

申请日：2019-06-26

Applicant: FUJIFILM Corporation

Inventor： Masaomi Makino ,  Tomonori Mimura ,  Yo Kushida

IPC: H01M10/0562 ,  H01M4/62 ,  C08G18/76 ,  C08G18/62 ,  C08G18/75 ,  C08G18/32 ,  C08G18/65 ,  C08G18/34 ,  C08G63/60 ,  C08G69/44 ,  C08G71/02 ,  C08G73/16 ,  C08J3/11

Abstract: Provided are a solid electrolyte composition containing an inorganic solid electrolyte having a conductivity of an ion of a metal belonging to Group I or II of the periodic table and a binder having a specific hydrocarbon polymer segment and a specific segment, a solid electrolyte-containing sheet in which the same solid electrolyte composition is used and a manufacturing method therefor, an all-solid state secondary battery and a manufacturing method therefor, a polymer having a specific hydrocarbon polymer segment and a specific segment, and a non-aqueous solvent dispersion thereof.