公开(公告)号：US20220399570A1

公开(公告)日：2022-12-15

申请号：US17891377

申请日：2022-08-19

Applicant: TOPPAN INC.

Inventor： Koji MURATA

IPC: H01M10/0562 ,  H01M50/124 ,  H01M50/122 ,  H01M50/145 ,  H01M10/0525

Abstract: A packaging material for solid-state batteries according to one aspect of the present disclosure contains sulfide-based solid electrolytes, including at least a substrate layer, a barrier layer, and a sealant layer in this order, in which at least one of the layers constituting the packaging material contains a color developer that changes color when reacting with hydrogen sulfide.

公开(公告)号：US20220328911A1

公开(公告)日：2022-10-13

申请号：US17844195

申请日：2022-06-20

Applicant: TOPPAN INC.

Inventor： Junya IMAMOTO ,  Koji MURATA

IPC: H01M50/129 ,  H01M50/121

Abstract: A packaging material for a power storage device and a power storage device using the same, a method of producing a packaging material for a power storage device, and a method of selecting a sealant film used as a sealant layer in the packaging material for a power storage device are provided.

公开(公告)号：US20220328871A1

公开(公告)日：2022-10-13

申请号：US17845176

申请日：2022-06-21

Applicant: TOPPAN INC.

Inventor： Taketo NUMAZAWA ,  Tomohiko YAMAZAKI ,  Koji MURATA ,  Takuya MURAKI

IPC: H01M10/0562 ,  H01M50/183 ,  H01M50/124 ,  B32B7/12 ,  B32B15/08 ,  B32B15/20 ,  B32B27/32 ,  B32B27/36 ,  C08G18/32 ,  C09J175/06 ,  C08G18/75

Abstract: A power storage device packaging material of the present disclosure includes: a laminate at least including a substrate layer, a barrier layer, and a sealant layer, which are disposed in this order; and an adhesive layer interposed between the substrate layer and the barrier layer, the adhesive layer containing a polyurethane-based compound made of a reaction product of at least one polyester polyol resin and at least one polyfunctional isocyanate compound, wherein the polyfunctional isocyanate compound contains an isocyanurate of isophorone diisocyanate, and a content of isocyanate groups derived from the isocyanurate of isophorone diisocyanate in the polyfunctional isocyanate compound is 5 mol % to 100 mol % relative to a total amount of isocyanate groups contained in the polyfunctional isocyanate compound of 100 mol %.

公开(公告)号：US20230088682A1

公开(公告)日：2023-03-23

申请号：US17969295

申请日：2022-10-19

Applicant: TOPPAN INC.

Inventor： Koji MURATA

IPC: H01M50/562

Abstract: A terminal film for a power storage device configured to cover an outer peripheral surface of a part of a metal terminal of the power storage device composed of a power storage device main body and the metal terminal electrically connected to the power storage device main body. The terminal film contains a hydrogen sulfide developer that changes color upon reacting with hydrogen sulfide. The hydrogen sulfide developer contains at least one element selected from the group consisting of, for example, copper, lead, silver, manganese, nickel, cobalt, tin and cadmium.