Patent · US Expired

Process for removing sulfur from organic sulfides

US5312992A · kind A · utility

2Cited by
4References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 23, 1991
Grant dateMay 17, 1994
Priority date
Expiry dateOct 23, 2011

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.