Patent · US Expired

Process for manufacturing sulphurized olefins

US6472354B2 · kind B2 · utility

4Cited by
24References
24Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 25, 2001
Grant dateOct 29, 2002
Priority date
Expiry dateApr 25, 2021

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07G99/0022
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

To manufacture sulphurated products derived from olefin(s) by sulphurization using sulphur and hydrogen sulphide, the reaction is carried out in the presence of a solid acid catalyst and of a solid basic catalyst.

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