Alcohol-free liquid concentrate for preserving cosmetics,...

A - Human Necessities – 01 – N

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A01N 37/02 (2006.01) A01N 37/06 (2006.01) A01N 37/10 (2006.01) A01N 37/40 (2006.01)

Patent

CA 2443722

The invention relates to an alcohol-free liquid concentrate for preserving cosmetic products, household products and technical products, which consists of a carboxylic acid component, a stabilizer component, solvents and optionally customary auxiliaries, additives and/or further active ingredients. Here, the carboxylic acid component comprises at least one salt of benzoic acid, propionic acid, salicylic acid, sorbic acid, 4-hydroxybenzoic acid, dehydroacetic acid and 10-undecylenic acid and optionally one or more of said free cards. The stabilizer component comprises substances which, in particular, have a coulour-stabilizing action.

L'invention concerne un concentré liquide sans alcool, destiné à conserver des produits cosmétiques, ménagers et techniques. Ce concentré est composé d'un constituant acide carboxylique, d'un constituant stabilisateur, de solvants et facultativement d'auxiliaires, additifs et/ou autres principes actifs usuels. Le constituant acide carboxylique selon l'invention contient au moins un sel d'acide benzoïque, d'acide propionique, d'acide salicylique, d'acide sorbique, d'acide 4-hydroxybenzoïque, d'acide déhydroacétique et d'acide 10-undécylénique et facultativement au moins un desdits acides libres. Le constituant stabilisateur contient des substances qui présentent, en particulier, une action de stabilisation de la couleur.

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