Patent · US Expired

Alcohols production by hydrogenation of carboxylic acids

US4804791A · kind A · utility

188Cited by
4References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 29, 1988
Grant dateFeb 14, 1989
Priority date
Expiry dateJan 29, 2008

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S502/525
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Ethanol is produced from acetic acid or propanol is produced from propionic acid by contacting either acetic acid or propionic acid in the vapor phase with hydrogen at elevated temperature and a pressure in the range from 1 to 150 bar in the presence of a catalyst comprising as essential components (i) a noble metal of Group VIII of the Periodic Table of the Elements, and (II) rhenium, optionally on a support, for example a high surface area graphitized carbon.

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