Patent · US Expired

Battery containing an alkaline electrolyte

US4157423A · kind A · utility

6Cited by
2References
9Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 18, 1977
Grant dateJun 5, 1979
Priority date
Expiry dateOct 18, 1997

Classification

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

Abstract

A battery containing an alkaline electrolyte, having within a container, said electrolyte and two electrodes separated by a separator; said separator being made of a partially reticulated polyvinyl acetal produced by the action of at least one aldehyde on polyvinyl alcohol; preferably an aromatic aldehyde, which may also have at least one hydroxyl radical, being used together with formaldehyde.

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