公开(公告)号：US20230231137A1

公开(公告)日：2023-07-20

申请号：US18120438

申请日：2023-03-13

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Qifan WU ,  Ming ZHANG ,  Yacheng LIU ,  Ziyi YIN ,  Tongxian ZHANG

IPC: H01M4/62 ,  H01M4/525 ,  C08G65/327 ,  C08G65/14 ,  C08G65/24

CPC classification number: H01M4/62 ,  H01M4/525 ,  C08G65/327 ,  C08G65/14 ,  C08G65/24 ,  H01M2004/028

Abstract: Provided is a positive electrode slurry comprising a polyether phosphate, wherein the polyether phosphate may comprise at least the following structural units:




and a structural unit (IV) that is a phosphate group,



A being hydrogen, halogen or haloalkyl; B is hydroxyl, R, OR, or ROR′, the R and R′ being each independently a linear or branched alkyl group containing 1 to 8 carbons; and E is phenyl, alkyl-substituted phenyl, ether-substituted phenyl, or halophenyl.

公开(公告)号：US20240120497A1

公开(公告)日：2024-04-11

申请号：US18386606

申请日：2023-11-03

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Xin SUN ,  Huanji LIU ,  Xiao CHEN ,  Ziyi YIN ,  Haizu JIN

IPC: H01M4/66 ,  H01M4/04 ,  H01M10/04 ,  H01M50/103 ,  H01M50/209 ,  H01M50/249

CPC classification number: H01M4/662 ,  H01M4/0404 ,  H01M10/0413 ,  H01M50/103 ,  H01M50/209 ,  H01M50/249 ,  H01M2004/021

Abstract: The present application relates to a current collector, an electrode plate, a battery cell, a battery, and an electric device. The current collector includes a stainless steel current-collecting portion for collecting a current, where the stainless steel current-collecting portion includes a blank area and a coating area that are arranged adjacent to each other in a preset direction, the coating area is configured to be coated with an active material, and the blank area has a hardness less than that of the coating area.

公开(公告)号：US20230420679A1

公开(公告)日：2023-12-28

申请号：US18121707

申请日：2023-03-15

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Qifan WU ,  Ming ZHANG ,  Ziyi YIN ,  Yacheng LIU ,  Tongxian ZHANG

IPC: H01M4/62 ,  H01M4/04

CPC classification number: H01M4/622 ,  H01M2004/028 ,  H01M4/0404

Abstract: The present disclosure provides a positive electrode slurry comprising a polyether siloxane, wherein the polyether siloxane may comprise at least the following structural units:




wherein D is methyl or ethyl; A is hydrogen, halogen or haloalkyl; B is hydroxyl, R, OR, or ROR′, wherein the R and R′ are each independently a linear or branched alkyl group containing 1 to 8 carbons; and E is phenyl, alkyl-substituted phenyl, ether-substituted phenyl, or halophenyl.