Anhydrous pigment paste and its use in cosmetics

   
   

The invention relates to an anhydrous pigmentary paste comprising: from 20 to 32% by volume of at least one solid pigment, with respect to the total volume of the pigmentary paste, a pigment dispersion medium containing at least one anhydrous solvent selected from the hydrocarbon oils and the silicone oils, and a dispersing agent containing at least one imide or succinimide group linked by a covalent bond to a polymer chain compatible with the dispersion medium.

A invenção relaciona-se a compreender pigmentary anhydrous da pasta: 20 a 32% pelo volume ao menos de um pigment contínuo, com respeito ao volume total da pasta pigmentary, de um meio de dispersão do pigment que contêm ao menos um solvente anhydrous selecionado dos óleos de hidrocarboneto e dos óleos de silicone, e de um agente dispersando-se que contem grupo ao menos um do imide ou do succinimide ligaram por uma ligação covalent a uma corrente do polímero compatível com o meio de dispersão.

 
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