Patent · US Expired

Modified polyethylene terephthalate molding material

US4415727A · kind A · utility

16Cited by
1References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 10, 1982
Grant dateNov 15, 1983
Priority date
Expiry dateSep 10, 2002

Classification

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

Abstract

A modified polyethylene terephthalate molding material containing terephthalic acid as a major dicarboxylic acid component and ethylene glycol as a major glycol component, which contains 0.1 to 15 mol %, based on the total amount of said glycol component present, of 2-methyl-1,3-propanediol as part of said glycol component.

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