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:
Oct. 21, 2014
Filed:
Oct. 06, 2010
Cesar Muñoz DE Diego, Amsterdam, NL;
Matheus Adrianus Dam, Amsterdam, NL;
Gerardus Johannes Maria Gruter, Amsterdam, NL;
Cesar Muñoz De Diego, Amsterdam, NL;
Matheus Adrianus Dam, Amsterdam, NL;
Gerardus Johannes Maria Gruter, Amsterdam, NL;
Furanix Technologies B.V., Amsterdam, NL;
Abstract
A method for the preparation of 2,5-furan dicarboxylic acid includes the step of contacting a feed comprising a compound selected from the group consisting of 5-hydroxymethylfurfural ('HMF'), an ester of 5-hydroxymethyl-furfural, 5-methylfurfural, 5-(chloromethyl)furfural, 5-methylfuroic acid, 5-(chloromethyl)furoic acid, 2,5-dimethylfuran and a mixture of two or more of these compounds with an oxidant in the presence of an oxidation catalyst at a temperature higher than 140° C.