Process for making ethylene oxide

US8933254B2 · kind B2 · utility

Assignee

• BASF SE

Inventors

• Radwan Abdallah · Ludwigshafen, DE
• Torsten Mäurer · Ludwigshafen, DE
• Tobias Rosendahl · Mannheim, DE
• Frank Rosowski · Mannheim, DE
• Gerhard Theis · Frankenthal (Pfalz), DE
• Terry Mazanec · Solon, US
• Soumitra Deshmukh · Dublin, US
• Laura J. Silva · Dublin, US

Key dates

• Filing date: Jul 13, 2009
• Grant date: Jan 13, 2015
• Expiry date: Dec 2, 2031

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D301/10
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

This invention relates to a process, comprising reacting ethylene and oxygen or a source of oxygen in the presence of a catalyst in a reactor to form a product comprising ethylene oxide, wherein the catalyst contains silver or silver compound and a support and the catalyst is in the form of particulate solids having a mean particle diameter from 1 to 1000 μm and wherein the molar ratio of oxygen to ethylene is from 1:4 to 10:1.