Patent · US Expired

Process for producing carbonylation products

US7491842B2 · kind B2 · utility

6Cited by
2References
36Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 9, 2005
Grant dateFeb 17, 2009
Priority date
Expiry dateMay 2, 2025

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P20/584
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A carbonylation process for producing a carbonylation product by contacting carbon monoxide with a feed comprising an alcohol and/or a reactive derivative thereof in the vapour phase using an heterogeneous heteropolyacid catalyst comprising one or more metal cations selected from Cu, Fe, Ru, Os, Co, Rh, Ir, Ni, Pd and Pt and wherein there is at least 0.5 wt % water present in the feed.

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