[12] Patent
[11] Patent No.:GC0004537  
[45] Date of Publishing the Grant of the Patent: 31/Dec /2016                32/2016  
Number of the Decision to Grant the Patent:2016/89716
Date of the Decision to Grant the Patent:18/Dec/2016

[21] Application No.:GC 2011-18042

[22] Filing Date:26/3/2011

[30] Priority:

[33] State [32] Priority date [31] Priority No.

[72] Inventors:1- Hans-Jürgen KÖHLE،2- Ulrike KOTTKE،3- Harald JAKOB،4- Jens HILDEBRAND

[73] Owner: Evonik Degussa GmbH, Ruttenscheider Str. 1-3 D-45130,1-11 , Essen, 45128, Germany

[74] Agent: Saba & Co. T.M.P




Int. Cl.: C07C 213/06, 213/08, 219/06, 219/08; C11D 1/62, 3/00 (2006.01)

[56] Cited Documents:

-EP 1018541 A1 (GOLDSCHMIDT REWO GMBH & CO KG) 12 July 2000
-DE 2430140 A1 (REWO CHEMISCHE FABRIK GMBH)19 February 1976
-WO 0006678 A1 (DOW CHEMICAL COMPANY) 10 February 2000
Examiner: Bander M. Al-Thobity

[57] Abstract: A fabric softener active composition, comprising at least 50 % by weight of a bis-(2-hydroxypropyl)-dimethylammonium methylsulphate fatty acid ester having a molar ratio of fatty acid moieties to amine moieties of from 1.5 to 1.99, wherein the average chain length of the fatty acid moieties is from 16 to 18 carbon atoms and the iodine value of the fatty acid moieties, calculated for the free fatty acid, is from 0.5 to 50, and from 0.5 to 5 % by weight fatty acid provides high softening performance and good storage stability in aqueous dispersion and can be handled and processed in a liquid state without addition of a flammable solvent.
No. of claims: 20


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