Patent · US Expired

Carbonylation catalysts

US4792620A · kind A · utility

144Cited by
1References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 3, 1987
Grant dateDec 20, 1988
Priority date
Expiry dateMar 3, 2007

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01J2531/822
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A catalyst system having high activity and selectivity to carbonylation products comprises a rhodium-containing catalytically active component and a halogen-containing promoter component, the halogen being selected from the group consisting of bromine, iodine, bromide compounds, and iodide compounds.

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