The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 16, 1990
Filed:
Oct. 16, 1986
Applicant:
Inventor:
Patricia R Blum, Macedonia, OH (US);
Assignee:
The Standard Oil Company, Cleveland, OH (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07B / ;
U.S. Cl.
CPC ...
549534 ; 549518 ; 549523 ;
Abstract
Disclosed is a process for making styrene oxide which comprises contacting styrene in the vapor phase with a molecular oxygen-containing gas over a silver metal catalyst containing a promoting amount of at least one alkali metal hydroxide selected from sodium, potassium and lithium hydroxides, on an inert solid inorganic support at contact times of from 0.6 to 10 seconds and temperatures from 200.degree. to 350.degree. C.
Blum, Patricia. (1990). Vapor phase oxidation or styrene to styrene oxide (U.S. Patent No. 4894467). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4894467
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile