C - Chemistry – Metallurgy – 11 – D
Patent
C - Chemistry, Metallurgy
11
D
402/186, 400/570
C11D 1/12 (2006.01) C07C 309/63 (2006.01) C08G 63/688 (2006.01) C11D 3/26 (2006.01) C11D 3/37 (2006.01)
Patent
CA 1301995
ANIONIC END-CAPPED OLIGOMERIC ESTERS AS SOIL RELEASE AGENTS IN DETERGENT COMPOSITIONS ABSTRACT OF THE DISCLOSURE Oligomeric esters and mixtures thereof useful as soil release agents in consumer laundering and fabric care compositions are disclosed. Preferred oligomers have the formulae Image wherein E is Image wherein the R substituents may be the same or different and are members selected from the group consisting of -CH2CH(CH3)-, -CH(CH3)CH2- and -CH2CH2-, n is an integer from 1 to 30 and x is an integer from 0 to about 20 provided that when E is Image x is at least 1. Mixtures of the oligomers having one and two NaO3S(CH2CH2O)n- substituents are particularly effective and formulable soil release agents in detergent compositions.
555842
Kirby Eades Gale Baker
The Procter & Gamble Company
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