US Patent 7951769 Non-rinse fabric softener
Patent 7951769 was granted and assigned to Kao Corporation on May, 2011 by the United States Patent and Trademark Office.
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Patent abstract
The invention relates to compositions which are suitable as fabric softeners, particularly for softening fabrics that have been washed with highly concentrated detergents. Said compositions are obtainable by esterification of a C6-C22 fatty acid with triethanolamine and subsequent quaternization, said compositions containing non-quaternized di-esteramine, non-quaternized tri-esteramine, quaternized mono-esteramine, quaternized di-esteramine and quaternized tri-esteramine, wherein the weight ratio of non-quaternized tri-esteramine to quaternized tri-esteramine is higher than 1.5.
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Patent Inventor Names
Blanca Nogues Lopez0
Maria Jose Bermejo Oses0
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US Patent 07951769 Non-rinse fabric softener US Patent 7951769 Non-rinse fabric softener
Infobox
Patent Number
07951769
Patent Number
7951769
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US Patent 07951769 Non-rinse fabric softener
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Is a
Current assignee
Patent jurisdiction
Patent number
07951769
Date of patent
May 31, 2011
Patent application number
12521697
Date Filed
November 9, 2007
Patent primary examiner
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