Patent · US Expired

Blends of copolyesters and polycarbonate

US4619976A · kind A · utility

32Cited by
10References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 26, 1985
Grant dateOct 28, 1986
Priority date
Expiry dateNov 26, 2005

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L69/00
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Disclosed are blends of polyesters of terephthalic acid, trans-4,4'-stilbenedicarboxylic acid, and bisphenol A polycarbonate. The polymers are compatible, and blends prepared from these polymers have excellent impact strength and are useful as molding plastics, fibers, and films.

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