Battery separator having coated ribs
US4113927A · kind A · utility
10Cited by
5References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 13, 1975 |
| Grant date | Sep 12, 1978 |
| Priority date | — |
| Expiry date | Aug 13, 1995 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A battery separator having ribs on at least one side thereof and formed of a sintered resin, the rib tops having a coating thereon consisting of a low-density polyethylene wax.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.