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. 05, 2021
Filed:
Jan. 07, 2020
Far Eastern New Century Corporation, Taipei, TW;
Shu-Wei Liu, Taipei, TW;
Xin-An Lu, Taipei, TW;
FAR EASTERN NEW CENTURY CORPORATION, Taipei, TW;
Abstract
A method for purifying a crude 2,5-furandicarboxylic acid composition including 2,5-furandicarboxylic acid and 2-furoic acid is disclosed. The method includes the steps of: (a) mixing the crude 2,5-furandicarboxylic acid composition with a solvent solution that includes alcohol so as to obtain a mixture; (b) heating the mixture to permit full dissolution of the crude 2,5-furandicarboxylic acid composition in the solvent solution; and (c) cooling the mixture to permit recrystallization of the 2,5-furandicarboxylic acid from the mixture so as to obtain purified 2,5-furandicarboxylic acid.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile