Patent · US Expired

Blends of elastomeric polyetherester copolymers with thermoplastic polycarbonates and thermoplastic polyalkylene terephthalates

US4857604A · kind A · utility

12Cited by
8References
20Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 22, 1986
Grant dateAug 15, 1989
Priority date
Expiry dateJul 22, 2006

Classification

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

Abstract

Copolyetherester-containing blends having improved tensile strength together with high tear strength, tensile elongation and impact strength are prepared by creating an admixture of copolyetherester with a polycarbonate and, optionally, a polyester.

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