Patent · US Expired

Material for an alkaline cell separator and a process of making

US4206275A · kind A · utility

2Cited by
2References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 17, 1978
Grant dateJun 3, 1980
Priority date
Expiry dateJul 17, 1998

Classification

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

Abstract

A material useful as a separator in batteries and a process for making the material is provided. This material is a polyolefin having grafted to it side chains derived from an ethylenically unsaturated ionogenic monomer and cross-linked with sulfur.

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