公开(公告)号：US20240380073A1

公开(公告)日：2024-11-14

申请号：US18617379

申请日：2024-03-26

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Hiroshi SEINO ,  Jeongchull AHN ,  Sanghyun KIM ,  Jaehyuck CHA

IPC: H01M50/477 ,  H01M10/04 ,  H01M50/107 ,  H01M50/152 ,  H01M50/474 ,  H01M50/486

Abstract: A rechargeable battery includes: an electrode assembly; a case accommodating the electrode assembly and an electrolyte; a cap plate coupled to the case and sealing the inside of the case; and an insulator positioned between the electrode assembly and the cap plate, and the insulator is formed by a foaming body including a plurality of holes.

公开(公告)号：US20240322315A1

公开(公告)日：2024-09-26

申请号：US18609336

申请日：2024-03-19

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Hiroshi SEINO ,  Jeongchull AHN ,  Sanghyun KIM

IPC: H01M50/193

CPC classification number: H01M50/193

Abstract: A lithium battery includes an electrode assembly including a cathode, an anode, and a separator between the cathode and the anode; a battery case surrounding the electrode assembly; and an adhesive layer between the electrode assembly and the battery case, the adhesive layer attaching the electrode assembly and the battery case to each other, wherein the adhesive layer includes an adhesive including a maleimide-modified polyolefin containing two or more acid functional groups.

公开(公告)号：US20240372219A1

公开(公告)日：2024-11-07

申请号：US18495654

申请日：2023-10-26

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Hiroshi SEINO ,  Jeongchull AHN ,  Sanghyun KIM

IPC: H01M50/46 ,  C09J7/30

Abstract: An adhesive tape for a rechargeable battery and a rechargeable lithium battery including the are provided. The adhesive tape includes a substrate and an adhesive layer on a side of the substrate, where the substrate includes a copolymer including a first structural unit derived from a first monomer including fluorine, a second structural unit derived from a second monomer different from the first monomer and including fluorine, and a third structural unit derived from a third monomer that is a carboxyl-containing monomer.

公开(公告)号：US20240322177A1

公开(公告)日：2024-09-26

申请号：US18610821

申请日：2024-03-20

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Hiroshi SEINO ,  Jeongchull AHN ,  Sanghyun KIM ,  Jaehyuck CHA

IPC: H01M4/62 ,  H01M10/052 ,  H01M50/536

CPC classification number: H01M4/622 ,  H01M4/626 ,  H01M50/536 ,  H01M10/052

Abstract: An electrode structure, including an electrode current collector including a coated portion and an uncoated portion; an electrode active material layer on the uncoated portion of the electrode current collector; a first lead electrode on the uncoated portion of the electrode current collector; a second lead electrode attached to the first lead electrode; a first adhesive layer between the first lead electrode and the electrode current collector and attaching the first lead electrode to the electrode current collector, and a second adhesive layer between the first lead electrode and the second lead electrode and attaching the second lead electrode to the first lead electrode, wherein at least one of the first adhesive layer and the second adhesive layer includes an adhesive which includes a binder and conductive particles, the binder including maleimide-modified polyolefin which includes two or more acidic functional groups.

公开(公告)号：US20180083311A1

公开(公告)日：2018-03-22

申请号：US15710084

申请日：2017-09-20

Applicant: Samsung SDI Co., Ltd.

Inventor： Sanghyun KIM ,  Jeongchull AHN

IPC: H01M10/0525 ,  H01M10/658 ,  H01M10/613 ,  H01M2/02

CPC classification number: H01M10/0525 ,  C09J7/10 ,  C09J7/30 ,  C09J2201/134 ,  C09J2201/36 ,  C09J2201/606 ,  C09J2201/61 ,  C09J2203/33 ,  H01M2/021 ,  H01M2/0267 ,  H01M2/0272 ,  H01M2/0275 ,  H01M2/0287 ,  H01M10/0587 ,  H01M10/613 ,  H01M10/658

Abstract: A rechargeable lithium battery includes tape, an electrode assembly, and a case housing the electrode assembly. The electrode assembly and the internal surfaces of the case are thermally adhered by the tape adhered to an external surface of the electrode assembly.