US Patent 7863467 Method for producing propylene oxide

Patent 7863467 was granted and assigned to Sumitomo Chemical on January, 2011 by the United States Patent and Trademark Office.

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Is a

Patent

Patent attributes

Current Assignee

Sumitomo Chemical

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

7863467

Date of Patent

January 4, 2011

Patent Application Number

10593267

Date Filed

March 18, 2005

Patent Primary Examiner

‌

Janet L. Andres

Patent abstract

The present invention relates to a method for producing propylene oxide, characterized in that peroxide is reacted with propylene in the presence of a titanosilicate catalyst which has an X-ray diffraction pattern of the values indicated below and is represented by the formula.xTiO2·(1−x)SiO2 (In the formula, x denotes a numerical value of 0.0001 to 0.1.)X-ray diffraction patterns(interplanar spacing of lattice d/Å)13.2±0.612.3±0.311.0±0.39.0±0.36.8±0.33.9±0.23.5±0.13.4±0.1.