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:
Nov. 10, 2015
Filed:
May. 26, 2010
Applicants:
Bert Volkert, Berlin, DE;
André Lehmann, Potsdam, DE;
Inventors:
Bert Volkert, Berlin, DE;
André Lehmann, Potsdam, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08B 31/02 (2006.01); C08B 33/02 (2006.01); C08B 35/02 (2006.01); C08B 31/16 (2006.01); C08B 33/06 (2006.01); C08B 35/06 (2006.01); C08B 31/00 (2006.01); C08B 33/00 (2006.01); C08B 35/00 (2006.01); C07H 1/00 (2006.01); C07H 3/00 (2006.01); C08B 37/00 (2006.01); C08B 31/04 (2006.01); C08B 3/00 (2006.01);
U.S. Cl.
CPC ...
C08B 31/04 (2013.01); C08B 3/00 (2013.01);
Abstract
The invention relates to a method for producing polysaccharide esters or polysaccharide mixed esters, in which a polysaccharide or a modified polysaccharide is converted with at least one esterification reagent and at least one halogenide component, an imidazole compound which is generated in situ being used as catalyst.