Patent · US Expired

Hydrogenation of lactones to glycols

US4652685A · kind A · utility

99Cited by
3References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 15, 1985
Grant dateMar 24, 1987
Priority date—
Expiry dateNov 15, 2005

Classification

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

Abstract

Lactones, particularly gamma-butyrolactone, are hydrogenated in the vapor phase to glycols over a copper chromite catalyst.

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