Cosmetic compositions comprising sulfonate groups containing...

Details Cosmetic compositions comprising sulfonate groups containing... Cosmetic compositions comprising sulfonate groups containing...

A - Human Necessities

61

K

A61K 8/88 (2006.01) A61Q 3/02 (2006.01) A61Q 5/06 (2006.01) A61Q 19/00 (2006.01)

Patent

CA 2197231

The present invention relates to the use of polyamides in cosmetics which carry sulfonate groups and are obtainable from A1) from 0 to 19.9 mol-% of at least one monoaminocarboxylic acid having 2 to 12 carbon atoms, its lactam, or monoaminocarboxylic acid/lactam mixtures, A2) from 40.05 to 50 mol-% of at least one diamine having 2 to 18 carbon atoms, A3) from 0.5 to 49.5 mol-% of at least one dicarboxylic acid having 4 to 12 carbon atoms which carries sulfonate groups, and A4) from 0.5 to 49.5 mol-% of at least one further dicarboxylic acid having 2 to 16 carbon atoms, and cosmetic compositions containing said polyamides.

Utilisation de polyamides dans des produits cosmétiques, renfermant des groupes sulfonate; on peut les préparer à partir de A1) 0 à 19,9 % en moles d'au moins un acide monoaminocarboxylique renfermant 2 à 12 atomes de carbone, de son lactame, ou de mélanges d'acide monoaminocarboxylique et du lactame, A2) 40,05 à 50 % en moles d'au moins une diamine renfermant de 2 à 18 atomes de carbone, A3) de 0,5 à 49,5 % en moles d'au moins un acide dicarboxylique renfermant de 4 à 12 atomes de carbone, qui porte des groupes sulfonate et A4) 0,5 à 49,5 % en moles d'au moins un autre acide dicarboxylique renfermant 2 à 16 atomes de carbone; compositions cosmétiques contenant ces polyamides.

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