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Home › Cosmetic reducing compositions for the permanent deformation of hair based on an ester of thioglycolic acid and an N-(C.sub.2 -C.sub.4) acyl cysteamine

Cosmetic reducing compositions for the permanent deformation of hair based on an ester of thioglycolic acid and an N-(C.sub.2 -C.sub.4) acyl cysteamine

US Patent 5225191 · Granted Jul 6, 1993

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