Patent · US Expired

Process for the manufacture of vicinal glycols

US3933923A · kind A · utility

11Cited by
5References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 7, 1973
Grant dateJan 20, 1976
Priority date
Expiry dateNov 7, 1993

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C29/106
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A process for the manufacture of higher vicinal diols or polyols by hydrolysis of the corresponding mono- or poly-epoxides, characterized in that the hydrolysis is carried out using aqueous solutions of salts of aliphatic mono- and/or polycarboxylic acids and temperatures above 100.degree.C, preferably 200.degree. to 350.degree.C, and if necessary, in the presence of dissolving intermediaries.

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