HAIR DISCOLORING METHOD

PROBLEM TO BE SOLVED: To provide a hair discoloring method by which discolored hair sufficiently suppressed in damage can be obtained.SOLUTION: This hair discoloring method is characterized in that pulse laser light whose wavelength is 600 to 1,200 nm is irradiated to hair on condition that fluence...

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Bibliographische Detailangaben
Hauptverfasser: ASAHI HIROAKI, KATSUYAMA TOSHIO, KAMEOKA IKUO
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:PROBLEM TO BE SOLVED: To provide a hair discoloring method by which discolored hair sufficiently suppressed in damage can be obtained.SOLUTION: This hair discoloring method is characterized in that pulse laser light whose wavelength is 600 to 1,200 nm is irradiated to hair on condition that fluence is 1x10to 0.1 J/cm, and energy rigidity is 50 W/cmto 2G W/cm.