Patent · US Expired

Hydrogenation process for converting lactones to diols

US4885411A · kind A · utility

8Cited by
4References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 19, 1988
Grant dateDec 5, 1989
Priority date
Expiry dateAug 19, 2008

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01J23/8946
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

The invention relates to a novel supported catalyst comprising (a) copper, (b) a metal having an atomic weight greater than 100 and selected from Groups VIIB and VIII of the Periodic Table and (c) an alkali metal in a weight ratio of about 8-40:0.05-5:1.5-10 and to the use of the catalyst in the hydrogenation of butyrolactone to 1,4-butanediol.

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