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. 29, 2025
Filed:
Dec. 18, 2020
Furanix Technologies B.v., Amsterdam, NL;
Jeffrey John Kolstad, Amsterdam, NL;
Ana Sofia Vagueiro De Sousa Dias, Amsterdam, NL;
Johannes Maria Franciscus Sijben, Amsterdam, NL;
Ana Rita Martins Guerreiro Rocha Almeida, Amsterdam, NL;
Ines Dacil Gonzalez Jimenez, Amsterdam, NL;
Furanix Technologies B, V., Amsterdam, NL;
Abstract
Thermal treatment of purified 2,5-furandicarboxylic acid (FDCA) for producing a carboxylic acid composition, the process comprising the steps of providing or producing a thermal treatment composition comprising a purified carboxylic acid composition and a water containing treatment solvent composition; subjecting the thermal treatment composition to an elevated temperature, wherein the FDCA is partially dissolved, and cooling the treated composition and separating at least a portion of the FDCA from the treated composition to obtain a carboxylic acid composition.