Patent ID: 7967871
Filing Date: 2011-06-28
Classification: C11D

Abstract:
1. A method for promoting antiredeposition during laundering of a textile fabric, the method comprising laundering the fabric with a composition comprising a compound which is a polymer having the general formula (I): wherein: each SU represents a sugar unit in a polysaccharide backbone; L represents an ester, amide or ether linkage; R a represents the number of unsubstituted sugar units as a percentage of the total number of sugar units and is from 0 to 99.9%; b represents the number of substituted sugar units as a percentage of the total number or sugar units and is from 0.1 to 100%; and m represents the degree of substitution per sugar unit and is from 0.005 to 0.5; wherein said compound has a degree of biodegradation of at least 60% in 28 days.