Patent · US Expired

Perfluorocarbon copolymer films

US4510300A · kind A · utility

16Cited by
44References
39Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 3, 1983
Grant dateApr 9, 1985
Priority date
Expiry dateMar 3, 2003

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF28F21/06
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A perfluorocarbon copolymer film which, upon heat shrinking, does not expand in the direction perpendicular to stretching.

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