Patent · US Expired

Ultra-high-molecular-weight polyesters

US4742151A · kind A · utility

22Cited by
3References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 23, 1987
Grant dateMay 3, 1988
Priority date
Expiry dateApr 23, 2007

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G63/183
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A novel ultra-high-molecular-weight polyester prepared from aromatic dicarboxylic acid or alkyl ester thereof and alkylene glycol, and having intrinsic viscosity of not less than 1.5 and insoluble polymer content of not more than 10% by weight.

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