Patent · US Expired

Polymeric composite heating element

US4636331A · kind A · utility

12Cited by
2References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 10, 1985
Grant dateJan 13, 1987
Priority date
Expiry dateJul 10, 2005

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01C7/027
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A polymeric composite heating element comprising a composition composed of a vinylidone fluoride-trifluoroethylene copolymer containing 30-85 mole % of vinylidene fluoride and 3-35% by weight based on the weight of the copolymer of electrically conductive carbon mixed in this copolymer.

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