| 摘要 |
PROBLEM TO BE SOLVED: To realize successive application of hair-dyeing and curly hair straightening in which leakage of hair colouring dye is suppressed even after application of curly hair straightening just after hair-dyeing.SOLUTION: There is provided a successive applying method of hair-dyeing and straightening curly hair comprises: a step of applying hair-dyeing to hair; a step of reducing cystine bond by applying a first reducing agent containing basic dye and/or HC dye onto hair just after the hair-dyeing process and leaving the hair for a predetermined time period; a step of straightening the hair subjected to the reducing process; and a step of applying oxidation treatment for recovering the cystine bond by applying a second oxidation agent onto the straightened hair and leaving the hair for a predetermined time period. |
