Patent · US Expired

Polymer stabilization

US4405745A · kind A · utility

17Cited by
1References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 24, 1982
Grant dateSep 20, 1983
Priority date
Expiry dateSep 24, 2002

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08K3/28
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

The heat stability of arylene sulfide polymers, such as poly(p-phenylene sulfide), is improved by the addition of cure retarders comprising alkaline earth metal nitrites.

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