Shiseido Company, Limited

Shunsuke Takeda

Akira Ishikubo

Tomoyuki Kawasoe

Tomiyuki Namba

Masaaki Uemura

An emulsified composition for hair, which contains a nonionic surfactant that is a solid at normal temperature and has a Krafft point of at least 40&#xb0; C., an oil component, and water, and which has an average emulsified particle size of 0.5 &#x3bc;m or less, provides long-lasting luster. Further, an emulsified composition for hair, which is an water-in-oil emulsified composition and which contains the following two types of oil phase as the oil phase, improves the feel of hair immediately after use: 1) an oil phase with an average particle size of 0.5 &#x3bc;m or less, formed with a nonionic surfactant that is a solid at normal temperature and has a Krafft point of at least 40&#xb0; C., and 2) an oil phase with an average particle size of 0.5 to 100 &#x3bc;m, formed with a surfactant and/or an alkyl-modified carboxyvinyl polymer.

Emulsified composition for hair

A hair revitalizing composition containing as effective ingredients amine oxide compounds, in which at least two said amine oxide compounds having mutually different chain lengths are combined; a method of revitalizing hair of mammals with such a hair revitalizing composition; or use of the above compounds for preparation of the above combined hair revitalizing composition. The above composition exhibits a synergistic hair revitalizing effect, compared with cases where the two amine oxides are used independently.

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Yokohama, Japan

Shunsuke Takeda