Patent · US Expired

High impact polyethylene terephthalate polyblends

US4845169A · kind A · utility

7Cited by
5References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 1, 1988
Grant dateJul 4, 1989
Priority date
Expiry dateFeb 1, 2008

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08K5/526
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A thermoplastic blend of polyethylene terephthalate, a polyester elastomer, and an aromatic phosphite. The polyblend has greatly improved impact strength.

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