Compositions used in permanent structure altering of hair

C - Chemistry – Metallurgy – 11 – D

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C11D 3/32 (2006.01) A01N 25/04 (2006.01) A01N 25/14 (2006.01) C07D 207/267 (2006.01) C07D 211/76 (2006.01) C07D 223/10 (2006.01) C07D 499/00 (2006.01) C11D 1/58 (2006.01)

Patent

CA 1258637

ABSTRACT COMPOSITIONS USED IN PERMANENT STRUCTURE ALTERING OF HAIR A composition comprising an aqueous preparation on the basis of keratin softening, which contains as a swelling and penetration agent, an N-alkyl pyrrolidone having 5 to 7 membered heterocyclic ring and between 8 and 22 carbon atoms in the N-alkyl group. The composition is less damaging to the skin and hair than composition known in the prior art, is simple to incorporate into the standard reducing lotions and provide effective results in hair waving and straightening.

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