Patent · US Expired

Foam nucleation system for fluoropolymers

US4764538A · kind A · utility

40Cited by
3References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 16, 1987
Grant dateAug 16, 1988
Priority date—
Expiry dateDec 16, 2007

Classification

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

Abstract

This invention relates to foamable melt processible fluoropolymer resins containing boron nitride and one or more of a class of inorganic salts which significantly enhance foam nucleation (as evidenced by small foam cell size).

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