Patent · US Expired

Process for the manufacture of poly(arylene sulphide)

US5380821A · kind A · utility

1Cited by

11References

8Claims

0Family size

Assignee

SOLVAY (Société Anonyme) · BE

Inventors

Pierre Dournel · Brussels, BE
Danny Van Hoyweghen · Heverlee, BE
Ardechir Momtaz · Brussels, BE

Key dates

Filing date	Jun 14, 1993
Grant date	Jan 10, 1995
Priority date	—
Expiry date	Jun 14, 2013

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08G75/025
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

Process for the manufacture of poly(arylene sulphide) comprising the reaction of a dihalogenated aromatic compound with alkali metal sulphide in a polar organic solvent in the presence of a compound chosen from sulphimides and their alkali metal salts.

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