Antiperspirant or deodorant compositions

A - Human Necessities – 61 – K

Patent

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Details

A61K 8/26 (2006.01) A61K 8/28 (2006.01) A61K 8/42 (2006.01) A61K 8/90 (2006.01)

Patent

CA 2589562

Segregation of antiperspirant actives suspended in anhydrous compositions employing ester oils or non-volatile silicone oils having a refractive index of at least 1.5, preferably together with an alcohol oil, gelled with a fibre- forming amide gellant can be inhibited by including a segregation inhibitor, especially an arylene-alkylene block copolymer, such as a tri-block copolymer e.g. a styrene/ethylenebutylene/styrene copolymer or a styrene/butylene copolymer.

La ségrégation de principes actifs anti-transpirants en suspension dans des compositions anhydres employant des huiles d'ester ou des huiles de silicone non volatiles ayant un indice de réfraction d'au moins 1,5, de préférence avec une huile d'alcool, gélifiée avec un gélifiant d'amide de formation de fibres, peut être inhibée par la présence d'un inhibiteur de ségrégation, en particulier un copolymère séquencé arylène-alkylène tel qu'un polymère triséquencé par ex. un copolymère styrène/éthylène butylène/styrène ou un copolymère styrène/butylène.

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