A - Human Necessities – 61 – K
Patent
A - Human Necessities
61
K
A61K 8/891 (2006.01) A61K 8/04 (2006.01) A61K 8/27 (2006.01) A61K 8/49 (2006.01) A61K 8/73 (2006.01) A61K 8/81 (2006.01) A61Q 5/02 (2006.01) A61Q 17/04 (2006.01)
Patent
CA 2226907
The invention provides an antimicrobial hair treatment composition for topical application to human hair in the treatment of, for example, dandruff, comprising: (a) at least one surfactant; (b) fine particles of an insoluble particulate metal pyrithione, in which at least about 90 % by weight of the particles have a size of 5 microns or less; and (c) a polymeric, water-soluble cationic deposition aid for the fine particles. The compositions have good mechanical stability, optical properties and anti-dandruff ability.
Composition de traitement capillaire antimicrobienne à usage local conçue pour être appliquée sur les cheveux d'une personne lors, par exemple, d'un traitement antipelliculaire. La composition comprend (a) au moins un tensioactif; (b) de fines particules d'un pyrithione métallique particulaire insoluble, dans lequel au moins environ 90 % en poids des particules ont une taille de 5 microns ou moins; et (c) un adjuvant de dépôt cationique polymère soluble dans l'eau destiné aux fines particules. Les compositions présentent une bonne stabilité mécanique, de bonnes propriétés optiques et un pouvoir antipelliculaire favorable.
Bowser Paul Anthony
Hague Jonathan David
Murray Andrew Malcolm
Tan-Walker Ruby Loo Bick
Bereskin & Parr Llp/s.e.n.c.r.l.,s.r.l.
Plc Unilever
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