| 摘要 |
<p>A permanent hair treatment method aiming at holding the hair in the straightened state over a long time. Namely, a permanent hair treatment method which comprises the penetration step of coating the hair with a perming solution containing thioglycolic acid and allowing the perming solution to penetrate into the hair root, and the straightening step of straightening the hair, which has been coated with the perming solution, by pulling under heating. According to this method, straightened hair newly grows after the permanent hair treatment.</p> |
