Patent · US Expired

Continuous preparation of ethanol

US4517391A · kind A · utility

187Cited by
8References
13Claims
0Family size

Assignee

Key dates

Filing dateMay 20, 1983
Grant dateMay 14, 1985
Priority date
Expiry dateMay 20, 2003

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C29/149
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Ethanol is prepared by hydrogenating acetic acid under superatmospheric pressure and at elevated temperatures by a process wherein a predominantly cobalt-containing catalyst is used and acetic acid and hydrogen are passed through the reactor, at from 210.degree. to 330.degree. C. and under from 10 to 350 bar, under conditions such that a liquid phase in not formed during this procedure.

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