Patent · US Expired

Process for producing shaped polyamide articles

US4842797A · kind A · utility

4Cited by
9References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 18, 1987
Grant dateJun 27, 1989
Priority date
Expiry dateAug 18, 2007

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08J2377/00
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A process for producing a shaped article of polyamide which comprises (1) melt-shaping an intimate mixture of 100 parts by weight of a polyamide having hexamethylene terephthalamide as main recurring units and 20 to 500 parts by weight of an aromatic hydroxy compound, and then (2) removing the aromatic hydroxy compound from the resulting shaped article by extraction.

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