C - Chemistry – Metallurgy – 11 – D
Patent
C - Chemistry, Metallurgy
11
D
167/304, 167/310
C11D 1/37 (2006.01) A61K 8/36 (2006.01) A61K 8/41 (2006.01) A61K 8/44 (2006.01) A61K 8/55 (2006.01) A61Q 5/02 (2006.01) A61Q 19/10 (2006.01) C11D 1/34 (2006.01)
Patent
CA 2033754
ABSTRACT An aqueous composition suitable for topical application to the skin or hair, comprises: a. a phosphate surfactant having the structure (1): Image (1) where R1 and R2 are different from each other and are each chosen from branched or unbranched alkyl and alkenyl groups having an average of from 1 to 14 carbon atoms, the total number of carbon atoms present in the alkyl and alkenyl groups being from 10 to 20; X is chosen from H, alkali metal, ammonium and substituted ammonium counterions; a and b are each chosen from 0 or a value of from 1 to 4; and b. a cosmetically acceptable vehicle for the surfactant.
Birtwistle David H.
Carter Peter
Rosser David A.
Bereskin & Parr Llp/s.e.n.c.r.l.,s.r.l.
Birtwistle David H.
Carter Peter
Plc Unilever
Rosser David A.
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