Patent · US Expired

Synthesis of glycol ethers

US6291720A · kind A · utility

0Cited by
2References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 26, 1999
Grant dateSep 18, 2001
Priority date
Expiry dateApr 26, 2019

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C41/03
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

This application relates to a process for making glycol ethers, said process comprising reacting an olefin oxide with an alcohol over a catalyst comprising a crystalline metallosilicate which is basic in character, wherein the molar ratio of alcohol to olefin oxide employed is at least 2:1.

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