Separators, batteries, systems, vehicles, and related methods
US10944087B2 · kind B2 · utility
0Cited by
3References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 27, 2017 |
| Grant date | Mar 9, 2021 |
| Priority date | — |
| Expiry date | May 5, 2037 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Improved battery separators, base films or membranes and/or a method of making or using such separators, base films or membranes are provided. The preferred inventive separators, base films or membranes are made by a dry-stretch process and have improved strength, high porosity, high charge capacity and high porosity to provide excellent charge rate and/or charge capacity performance in a rechargeable battery.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.