Patent · US Active

Polymer composite membrane, preparation method thereof, and lithium-ion battery including the same

US11223090B2 · kind B2 · utility

0Cited by

0References

14Claims

0Family size

Assignee

BYD Company Limited · CN

Inventors

Jialing Hu · Nanhu, CN
Jun Shan · Beijing, CN
Gang Hu · Tangxia, CN
Long He · Shanghai, CN

Key dates

Filing date	Aug 14, 2017
Grant date	Jan 11, 2022
Priority date	—
Expiry date	Feb 5, 2038

Classification

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

Abstract

The disclosure provides a polymer composite membrane, a method for preparing same, and a lithium-ion battery including same. The polymer composite membrane includes a polymer base membrane, where the polymer base membrane includes a first surface and a second surface disposed opposite to each other, and the polymer composite membrane further includes a first ceramic layer, a first heat-resistant fiber layer, and a first bonding layer disposed sequentially from inside out on the first surface of the polymer base membrane, where materials of the first heat-resistant fiber layer contain a first polymeric material and a second polymeric material.

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