Patent · US Expired

Galvanic cell separator

US4277572A · kind A · utility

18Cited by
1References
5Claims
0Family size

Assignees

Inventors

Key dates

Filing dateAug 13, 1979
Grant dateJul 7, 1981
Priority date
Expiry dateAug 13, 1999

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P70/50
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A galvanic cell separator composed of polyvinyl alcohol having a crystallinity of 0.4 or more to be used with a galvanic cell containing alkaline electrolyte, and a method of manufacturing the same.

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