Hair treatment composition and methods

Details Hair treatment composition and methods Hair treatment composition and methods

C - Chemistry, Metallurgy

09

B

C09B 49/12 (2006.01) A61K 8/49 (2006.01) A61Q 5/06 (2006.01) A61Q 5/10 (2006.01) C09B 62/78 (2006.01)

Patent

CA 2717914

wherein D is a chromophore; L is a linking group selected from SO2, NHCO, and NHSO2; Q is a hydrogen or halogen atom; and R is selected from C1-C4 alkyl, (CH2)n COOH, (CH2)n CONH2, (CH2)n SO3H, (CH2)n COOM, (CH2)n PO3H, (CH2)n OH, (CH2)n SSO3", (CH2)n NR1 2, (CH2)n N+R1H2, (CH2)n NHCOR1, PhSSO3", PhSO3H, PhPO3H, PhNR1 2, PhN+R1 3, (CH2)2CH(SH)R1(CH2)3COOH, and n is an integer in the range of 1 to 4 wherein within the same molecule each n is not necessarily the same integer; M is a cation of an alkaline earth metal, alkali metal, NH4+ or NR1 3; and R1 is C1-C4 alkyl.

L'invention concerne une composition de traitement capillaire, D étant un chromophore; L étant un groupe de liaison choisi parmi SO2, NHCO, et NHSO2; Q étant un atome dhydrogène ou dhalogène; R étant choisi parmi un alkyle en C1-C4, (CH2)nCOOH, (CH2)nCONH2, (CH2)nSO3H, (CH2)nCOOM, (CH2)nPO3H, (CH2)nOH, (CH2)nSSO3", (CH2)nNR1 2, (CH2)nN+R1H2, (CH2)nNHCOR1, PhSSO3", PhSO3H, PhPO3H, PhNR1 2, PhN+R1 3, (CH2)2CH(SH)R1(CH2)3COOH, n étant un nombre entier entre 1 et 4 et dans la même molécule, chaque n nétant pas nécessairement le même nombre entier; M étant un cation dun métal alcalino-terreux, dun métal alcalin, de NH4+ ou de NR1 3 + ; et R1 étant un alkyle en C1-C4.

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