Method of reducing colour loss from dyed hair using organic...

A - Human Necessities – 61 – K

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A61K 8/44 (2006.01) A61K 8/42 (2006.01) A61K 8/43 (2006.01) A61Q 5/10 (2006.01)

Patent

CA 2378374

A method for reducing colour loss from hair treated with an oxidative composition, such as an oxidative hair dye, the method comprising the step of contacting the hair, either prior to or after treatment of the hair with the oxidative composition, with a colour protective composition comprising an organic amino compound selected from: (i) basic amino acids; (ii) urea; (iii) guanidine; (iv) salts and/or derivatives of any of (i) to (iii); (v) mixtures of any of (i) to (iv).

L'invention concerne un procédé pour réduire la décoloration de cheveux provoquée par un traitement au moyen d'une composition oxydative tels qu'un colorant capillaire oxydatif, le procédé consistant à mettre les cheveux en contact, soit avant soit après le traitement des cheveux avec la composition oxydative, avec une composition protégeant les couleurs qui comprend un composé organique aminé sélectionné parmi: (1) les acides aminés de base; (2) l'urée; (3) la guanidine; (4) les sels et/ou les dérivés de (1), (2) ou (3); (5) les mélanges de (1) à (5).

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