Kao Corporation

Koa Corporation

Yujiro Nakano

Toshio Ogawa

Yasuyuki Murase

Shoichiro Kamitakahara

Provided is a cosmetic product for hair bleaching or hair dyeing comprising a first agent comprising an alkali agent, a second agent comprising hydrogen peroxide, and a nonaerosol foamer container for discharging a mixed solution thereof in the form of foam, the mixed solution comprising the following components (A) to (C), (A) a anionic surfactant comprising sulfuric acid group, (B) anionic surfactant comprising carboxy group, and (C) a polymer comprising a diallyl quaternary ammonium salt as a constitutional unit and having a charge density of 5.5 meq/g or more and 8.0 meq/g or less.

Hair bleaching or hair dye cosmetics

A cosmetic product for hair bleaching or hair dyeing comprises a first agent containing an alkali agent, a second agent containing hydrogen peroxide, and a nonaerosol foamer container for discharging a mixed solution thereof in the form of foam, the mixed solution containing 1 mass % or more of the components (A) and (B) in total, wherein a mass ratio (B)/(A) is 0.25 or more.

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Kawasaki, Japan

Yujiro Nakano