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:
Sep. 23, 2025
Filed:
Jul. 03, 2020
Byd Company Limited, Guangdong, CN;
Yi Pan, Shenzhen, CN;
Li Bai, Shenzhen, CN;
Zeng Pan, Shenzhen, CN;
Yan Zhu, Shenzhen, CN;
Meng Zhang, Shenzhen, CN;
BYD COMPANY LIMITED, Shenzhen, CN;
Abstract
An adhesive-coated separator for a lithium-ion battery, a preparation method thereof, and use thereof are disclosed. The adhesive-coated separator for a lithium-ion battery of the present disclosure includes a base membrane and an adhesive coating formed on a surface of the base membrane, the thickness deviation percentage of the adhesive coating is less than or equal to 10%, the thickness deviation percentage=(D−D)/D×100%, Dis a maximum value of the thickness of the adhesive coating, Dis a minimum value of the thickness of the adhesive coating, and Dis an average value of the thickness of the adhesive coating.