Battery separator with gel impregnated nonwoven for lead acid battery
US9263720B2 · kind B2 · utility
4Cited by
8References
19Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 22, 2013 |
| Grant date | Feb 16, 2016 |
| Priority date | — |
| Expiry date | Aug 22, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/70
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
In one embodiment, battery separator for a lead acid battery includes a gel impregnated nonwoven. The nonwoven includes an acid dissolvable fiber and a non-acid dissolvable fiber. The gel may have a basis weight in a range of about 20-160% of the nonwoven's basis weight. In another embodiment, battery separator for a lead acid battery includes a microporous membrane with the gel impregnated nonwoven adhered thereto.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.