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. 30, 2018
Filed:
Nov. 09, 2015
Applicant:
Clariant International Ltd., Muttenz, CH;
Inventors:
Assignee:
CLARIANT INTERNATIONAL LTD., Muttenz, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 231/02 (2006.01); B01J 19/18 (2006.01); B01J 19/24 (2006.01); C07C 231/00 (2006.01);
U.S. Cl.
CPC ...
C07C 231/02 (2013.01); B01J 19/1812 (2013.01); B01J 19/242 (2013.01); C07C 231/00 (2013.01); B01J 2219/24 (2013.01);
Abstract
The invention relates to a continuous method for producing a tenside, containing a compound of the formula (1), wherein Ris a fatty acid alkyl residue and Ris a linear or branched Cto Chydrocarbon residue, and x is in the range from 1 to 15 by conversion of fatty acid alkyl esters or fatty acid triglycerides having an N-n-alkylized polyhydroxy compound in the presence of an alkali catalyst or a catalyst selected from hydroxides or alcoholates of the 2nd and 4th secondary group of the periodic system at a temperature in the range from 40 to 300° C.