The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 04, 2024
Filed:
Mar. 27, 2019
Samsung Sdi Co., Ltd., Yongin-si, KR;
Samsung Electronics Co., Ltd., Suwon-si, KR;
Minho Cho, Yongin-si, KR;
Hana Kim, Yongin-si, KR;
Myungkook Park, Yongin-si, KR;
Seung Rim Yang, Seongnam-si, KR;
Byungmin Lee, Yongin-si, KR;
Jungsue Jang, Yongin-si, KR;
Bokyung Jung, Suwon-si, KR;
Samsung SDI Co., Ltd., Yongin-si, KR;
Samsung Electronics Co., Ltd., Suwon-si, KR;
Abstract
The present disclosure provides a separator for a rechargeable lithium battery and a rechargeable lithium battery including same, the separator includes a porous substrate; and an adhesive layer formed on the porous substrate. The adhesive layer includes a particle-type binder having a core-shell structure including a core and a shell surrounding the core, the core includes a first polymer having a glass transition temperature of less than or equal to 30° C., the shell includes a second polymer having a glass transition temperature of greater than or equal to 40° C., and the particle-type binder has a diameter of 50 nm to 500 nm.