Patent · US Expired

Thermoplastic polyester compositions

US4000109A · kind A · utility

12Cited by
4References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 28, 1975
Grant dateDec 28, 1976
Priority date
Expiry dateJul 28, 1995

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08K3/38
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Poly(tetramethylene terephthalate) compositions containing at least 2.5% by weight of the composition of a finely divided metal borate stable under the normal processing conditions for the polyester.

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