Patent · US Active

Adhesive-coated separator for lithium-ion batteries, method for preparing same, and applications thereof

US12424706B2 · kind B2 · utility

0Cited by

1References

19Claims

0Family size

Assignee

BYD Company Limited · CN

Inventors

Yi PAN · Taoyuan, TW
Li Bai · Lo Wu, CN
Zeng PAN · Lo Wu, CN
Yan ZHU · Nanhu, CN
Meng Zhang · Wuxi, CN

Key dates

Filing date	Jul 3, 2020
Grant date	Sep 23, 2025
Priority date	—
Expiry date	Jul 17, 2042

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02E60/10
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

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=(Dmax−Dmin)/Dave×100%, Dmax is a maximum value of the thickness of the adhesive coating, Dmin is a minimum value of the thickness of the adhesive coating, and Dave is an average value of the thickness of the adhesive coating.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.