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:
Apr. 16, 2019
Filed:
Nov. 03, 2016
Basf SE, Ludwigshafen am Rhein, DE;
Alvaro Gordillo, Heidelberg, DE;
Martin Alexander Bohn, Mannheim, DE;
Stephan A Schunk, Heidelberg-Rohrbach, DE;
Ivana Jevtovikj, Heidelberg, DE;
Holger Werhan, Rauenberg, DE;
Svenia Duefert, Ludwigshafen, DE;
Markus Piepenbrink, Telgte, DE;
Rene Backes, Lampertheim, DE;
Richard Dehn, Ludwigshafen, DE;
BASF SE, Ludwigshafen am Rhein, DE;
Abstract
Provided herein is a process for preparing a mixture including 5-(hydroxy-methyl)furfural (HMF) and one or more HMF esters of formula (I), the process including the following steps: (A-1) preparing or providing a starting mixture which includes one, two or more carbohydrate compounds and as the solvent or as a co-solvent for the carbohydrate compounds an amount of one or more carboxylic acid esters of formula (II); (A-2) subjecting the starting mixture to reaction conditions so that at least one of the one, two or more carbohydrate compounds reacts, and a fraction of the amount of one or more carboxylic acid esters of formula (II) is hydrolyzed, so that a mixture results that includes 5-(hydroxy-methyl)furfural and/or the one or more HMF esters of formula (I), one or more carboxylic acids of formula (III) and a remaining fraction of the amount of one or more carboxylic acid esters of formula (II).