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:
Jul. 04, 1989
Filed:
Jun. 24, 1988
Applicant:
Inventors:
Robert C Edwards, Naperville, IL (US);
William S Eryman, Naperville, IL (US);
Assignee:
Amoco Corpration, Chicago, IL (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
549260 ; 549259 ;
Abstract
A catalyst for the oxidation of butane to produce maleic anhydride comprising a substrate containing phosphorus and vanadium or alternatively phosphorus, vanadium and a co-metal characterized by the presence of post deposited vanadium. A process for the manufacture of maleic anhydride from butane feedstock using the novel catalyst is also described. Maleic anhydride is useful in the manufacture of alkyd resins.