Shiseido Company, Limited

Hiroyuki Yokoyama

Satoshi Tomomasa

Hiroshi Fukui

Tomiyuki Nanba

Masaru Suetsugu

Kazuhisa Ohno

Kenichi Sakuma

Masato Hatao

Masumi Koishi

Toshihiko Nakane

Minoru Fukuda

Eiichiro Yagi

Shigenori Kumagai

Eriko Kawai

Yutaka Okunuki

Norinobu Yoshikawa

Fujihiro Kanda

Tadao Ohta

Toshihide Ebisawa

Susumu Takada

Yoshio Yahata

Yukimitsu Suda

Katsuki Ogawa

Hideki Takahashi

Osamu Moro

Shigeyuki Ogawa

Toshihiro Tanaka

Atsumi Mori

An eyelash cosmetic according to present invention, by blending (a) wax and/or (b) resin, and (c) hollow powder, can impart a voluminous feeling and, at the same time, perform excellent curling effect and curl retaining effect, and excellent usability such as easiness eyelash coating, and easiness overlaying, and also perform excellent uniformity of finishing, water resistance and oil resistance after coating.

Eyelash cosmetic

A complex powder comprising an adsorption site and operation site, In the complex powder described above, it is preferable that &#x3b6;-potential of the adsorption site at the pH employed is negative value, And it is preferable that said adsorption site has &#x3b6;-potential at pH7.5 of &#x2212;10 mV or below. In the complex powder described above, it is preferable that said specific enzyme is a plasminogen activator, and the operation site inhibits said plasminogen activator. The complex powder described above can be used as an external composition for improving a rough skin and an external composition for a sensitive skin.

Composite powders and skin preparations for external use containing the same

A first subject of the present invention is a composite powder having antibacterial and antifungal effect, in which a base powder, zinc oxide and/or zinc basic carbonate, and alkali metal salt are combined. In the composite powder, it is preferable that the base powder is an adsorbing site for adsorbing a specified enzyme, and a site in which zinc oxide and/or zinc basic carbonate and alkali metal salt are combined is an acting site having enzyme inhibiting or activating property. In the composite powder, it is preferable that the zeta-potential of an adsorbing site at pH to be used is a negative value, and the zeta-potential of an adsorbing site at pH 7.5 is &#x2212;10 mV or lower. A second subject of the present invention is a cosmetic composition comprising the aforementioned composite powder. The composite powder can be also used as a skin roughening improving agent, a sensitive skin caring agent or a pimpled skin caring agent.

Composite powder and cosmetic containing the same

A magnesium aluminometasilicate coated composite powder which comprises magnesium aluminometasilicate, or magnesium aluminometasilicate and at least one other powder coated on a surface of a core powder and which is usable in, for example, a skin treatment agent, decodorant, and oral composition.

Magnesium aluminometasilicate coated composite powder and use thereof

A composite powder wherein an organic or inorganic core powder is substantially completely covered with one or more types of organic, inorganic, or metallic powders having an average particle size one-fifth or less of the average particle size of the above core powder by means of mixing and compression. The composite powder may be manufactured by mixing and compressing the above core powder and coating powder using a ball mill or other mixer charged with a ball shaped mixing medium of an average diameter of 5 mm or less. This composite powder may be used in, for example, skin treatment agent, makeup type cosmetics, sunburn preventing cosmetics, deodorants.

Composite powder and production process

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Yokohama, Japan

Hiroyuki Yokoyama