Patent · US Expired

Fluorocarbon copolymer films

US4510301A · kind A · utility

22Cited by
37References
20Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 25, 1983
Grant dateApr 9, 1985
Priority date
Expiry dateApr 25, 2003

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08J2327/12
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A film of a fluorocarbon copolymer of ethylene, and tetrafluoroethylene or chlorotrifluoroethylene, which upon heat shrinking in the longitudinal direction, does not expand in the transverse direction.

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