Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Wolfgang Denuell0
Josef Penninger0
Rainer Schoenfeld0
Date of Patent
August 29, 2006
0Patent Application Number
108305010
Date Filed
April 22, 2004
0Patent Primary Examiner
Patent abstract
A method of washing a soiled textile comprising cotton, the method comprising contacting the textile with a wash liquor, the wash liquor containing a soil-release effective amount of one or more soil release polymers obtained by polymerizing one or more polyisocyanates with one or more polymeric polyols having an average molar mass of above 1000 D and a 20° C. water solubility of above 300 g of polymer per liter, one or more polyols having an average molar mass of below 12,000 D and a 20° C. water solubility of below 100 g per liter, and optionally one or more further polyols.
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