Patent · US Expired

Process for removing sulfur from organic sulfides

US5091593A · kind A · utility

3Cited by
9References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 26, 1989
Grant dateFeb 25, 1992
Priority date
Expiry dateMay 26, 2009

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C319/22
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A process for removing sulfur from an organic sulfide containing three or more chemically bound sulfur atoms is disclosed wherein said sulfide is contacted with a defined catalyst at elevated temperature to increase the disproportionation rate and the corresponding sulfide of lower sulfur rank is continuously removed from the reaction zone.

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