Carpet cleaning composition

C - Chemistry – Metallurgy – 11 – D

Patent

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134/3.2

C11D 9/02 (2006.01) C11D 3/00 (2006.01)

Patent

CA 1323819

ABSTRACT An aqueous carpet cleaning composition which imparts soil and stain repellent properties to the carpet fibers com- prising from about 0.07 to about 1.8 wt-% of a mixture of a perfluoropropionic acid lithium salt of formula I herein or mixture thereof and a perfluoroalkyl phosphate mono/bis-diethanol- amine salt of formula II herein or mixture thereof; from about 0.05 to about 5.0 wt-% of a nonionic, anionic or amphoteric surfactant; 0 to an amount sufficient to provide a pH in the range of from about 4.0 to 9.5 of a pH adjusting agent; and water q.s. to 100 wt-%. F(CF2)n-CH2CH2-S-CH2CH2-COOLi (I) [where n is 6 to 12] Image mono/bis-diethanolamine salt (II) [where m is 6 to 12].

611734

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