Patent · US Expired

Carbonylation catalyst system

US5258546A · kind A · utility

16Cited by
6References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 20, 1992
Grant dateNov 2, 1993
Priority date
Expiry dateNov 20, 2012

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01J2531/824
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The invention relates to a catalyst system, which comprises a source of a Group VIII metal and a polyphosphine. The invention further relates to a process for the preparation of alpha, beta-olefinically unsaturated compounds utilizing this catalyst system.

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