Patent · US Expired

Molding composition

US4469851A · kind A · utility

34Cited by
2References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 6, 1983
Grant dateSep 4, 1984
Priority date
Expiry dateJun 6, 2003

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L67/025
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Molding composition which is a blend of polybutylene terephthalate and segmented thermoplastic copolyester elastomer. The elastomer contains recurring polymeric long chain ester units derived from phthalic acids and long chain glycols and short chain ester units derived from phthalic acids and a mixture of 1,4-butanediol and 1,4-butenediol.

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