Patent · US Expired

Process for manufacturing an oxirane

US7205419B2 · kind B2 · utility

8Cited by
2References
26Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 15, 2004
Grant dateApr 17, 2007
Priority date
Expiry dateMay 3, 2025

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P20/52
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Process for manufacturing an oxirane by reaction between an olefin and hydrogen peroxide in the presence of a catalyst and an organic diluent, according to which the hydrogen peroxide is an aqueous hydrogen peroxide solution obtained by extraction, with substantially pure water, of the mixture derived from the oxidation of at least one alkylanthrahydroquinone, without subsequent washing and/or purification treatment.

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