Tungsten promoted catalyst for carbonylation of lower alkyl alcohols

US6537944B1 · kind B1 · utility

Assignee

• Eastman Chemical Company · US

Inventors

• Joseph Robert Zoeller · Kingsport, US
• Andy Hugh Singleton · Kingsport, US
• Gerald Charles Tustin · Kingsport, US
• Donald Lee Carver · Church Hill, US

Key dates

• Filing date: Jun 20, 2001
• Grant date: Mar 25, 2003
• Expiry date: Jun 20, 2021

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B01J35/618
• WIPO field: Chemical engineering
• WIPO sector: Chemistry

Abstract

A solid carbonylation catalyst useful for producing esters and carboxylic acids from reactants including lower alkyl alcohols and lower alkyl alcohol producing compositions in a vapor phase carbonylation process wherein the catalyst includes a catalytically effective amount of a Group VIII metal selected from platinum or palladium, and tungsten which are associated with a solid catalyst support material.