Patent · US Expired

Process for the production of an olefin oxide

US7348444B2 · kind B2 · utility

10Cited by
35References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 1, 2004
Grant dateMar 25, 2008
Priority date
Expiry dateApr 30, 2024

Classification

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

Abstract

A process for the production of an olefin oxide, which process comprises reacting a feed comprising an olefin and oxygen in the presence of a silver-containing catalyst, wherein before the catalyst has reached an advanced stage of ageing the reaction temperature is above 255° C. and the olefin content of the feed is above 25 mole-%, relative to the total feed.

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