Patent · US Expired

Production of polysulfides

US5403961A · kind A · utility

8Cited by
4References
36Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 22, 1993
Grant dateApr 4, 1995
Priority date
Expiry dateNov 22, 2013

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C319/26
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A process for preparing a stabilized and deodorized organic polysulfide compound is provided which comprises contacting a crude polysulfide, in the presence of a solvent, optionally further in the presence of a basic compound, with a metal salt of an inorganic acid or a metal salt of an organic acid under conditions sufficient to produce the stabilized and deodorized polysulfide.

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