Patent · US Expired

Cathode coating dispersion for batteries

US4810600A · kind A · utility

21Cited by
6References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 14, 1988
Grant dateMar 7, 1989
Priority date
Expiry dateJan 14, 2008

Classification

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

Abstract

A cathode coating dispersion containing graphite and/or carbon black, which is suitable for battery production, especially for a water-resistant and alkali-resistant and yet electrically conductive coating of the cathode surfaces. The protective film is applied as a homogeneous aqueous dispersion and contains a binder which is a copolymer of (a) vinyl acetate and ethylene, (b) vinyl acetate and vinyl chloride, (c) styrene and butadiene or (d) vinyl acetate, vinyl chloride and ethylene.

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