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. 19, 2016
Filed:
Dec. 30, 2014
Applicant:
Bp Corporation North America Inc., Naperville, IL (US);
Inventor:
Peter Metelski, Lisle, IL (US);
Assignee:
BP Corporation North America Inc., Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 51/265 (2006.01); C07C 51/487 (2006.01); C07C 51/42 (2006.01); C07C 51/43 (2006.01);
U.S. Cl.
CPC ...
C07C 51/487 (2013.01); C07C 51/265 (2013.01); C07C 51/42 (2013.01); C07C 51/43 (2013.01);
Abstract
A process including: (a) contacting an aqueous solution including a crude aromatic carboxylic acid with an oxygen source in the presence of an oxidation catalyst including at least one of Ru, Au, Pt, Ir or V, and oxides, alloys, salts and mixtures thereof; and (b) purifying the product of step (a) to form a purified aromatic carboxylic acid.