公开(公告)号：US20240014531A1

公开(公告)日：2024-01-11

申请号：US18348869

申请日：2023-07-07

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Shaohua AI ,  Chengdong SUN ,  Yi ZHENG

IPC: H01M50/586 ,  H01M4/62 ,  H01M4/13 ,  H01M10/42 ,  H01M50/59 ,  C09D133/10 ,  C09D115/00 ,  C09D133/20 ,  C09D133/26 ,  C09D7/20 ,  C09D7/61

CPC classification number: H01M50/586 ,  H01M4/62 ,  H01M4/13 ,  H01M10/4235 ,  H01M50/59 ,  C09D133/10 ,  C09D115/005 ,  C09D133/20 ,  C09D133/26 ,  C09D7/20 ,  C09D7/61 ,  H01M2004/028

Abstract: A fluorine-free insulating slurry includes a first resin selected from resins with a glass transition temperature of above 80° C. and a liquid absorbency in a standard electrolyte solution below 15%, a second resin selected from resins with a glass transition temperature below −5° C., an inorganic filler, and an organic solvent.

公开(公告)号：US20230299419A1

公开(公告)日：2023-09-21

申请号：US18202361

申请日：2023-05-26

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Yuqun ZENG ,  Chuying OUYANG ,  Chengdong SUN ,  Yi ZHENG ,  Haiyang KANG

IPC: H01M50/414 ,  H01M50/457 ,  H01M50/446 ,  H01M50/403 ,  H01M50/417 ,  H01M50/431 ,  H01M10/0525

CPC classification number: H01M50/414 ,  H01M50/457 ,  H01M50/446 ,  H01M50/403 ,  H01M50/417 ,  H01M50/431 ,  H01M10/0525

Abstract: The present application provides a separator, a secondary battery, a battery module, a battery pack, and a power consumption apparatus. The separator may include a porous base film and a bonding layer coated on one or both faces of the porous base film. The bonding layer may be composed of ethylene carbonate and an optional nucleating agent.