Patent · US Expired

Continuous process for producing alkylene glycols from alkylene carbonates

US4117250A · kind A · utility

11Cited by
1References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 22, 1977
Grant dateSep 26, 1978
Priority date
Expiry dateDec 22, 1997

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C29/095
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A continuous process for hydrolyzing alkylene carbonates according to specific procedure whereby the akylene glycol obtained is essentially free of polymeric glycols and contains minimum amounts of dimeric glycols.

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