| 摘要 |
<P>PROBLEM TO BE SOLVED: To penetrate into the hair a substance modifying hair properties to seal the hair property modifying substance in the hair inside to keep the effects for a long time. <P>SOLUTION: The hair property modifying substance penetrated in the hair inside is kept in the hair inside, by reductively treating the hair with an A agent containing 0.5-4 mass% of at least one reductant selected from the group consisting of thioglycolic acid, a salt of thioglycolic acid and cysteamine and a basic substance to cut the disulfide bond of the hair keratin, then treating the hair with a B agent containing 0.2-1 mass% of a reductant, a hair property modifying substance and a basic substance to penetrate the hair property modifying substance into the hair inside, and then treating it with a C agent containing an oxidizer to reconstruct the disulfide bond. <P>COPYRIGHT: (C)2012,JPO&INPIT |
