Shiseido Company, Limited

Kazuo Tokubo

Hiroshi Fukui

Takashi Ogawa

Asa Kimura

Kazuhisa Ohno

Yutaka Ohtsu

Taketoshi Kanda

Tsutomu Saito

Motokiyo Nakano

Toshio Yoneyama

Hideo Morohoshi

Ryujiro Namba

Okitsugu Nakata

Junichi Koyama

Kunihiro Kawaguchi

Yuzo Shimizu

Kenichi Tomita

Michihiro Yamaguchi

Hideo Nakajima

Minoru Fukuda

Toshihide Ikeda

Yoshiaki Yagita

Toshio Yoshioka

Fujihiro Kanda

Takeshi Kawaura

Kiyoshi Kawada

Kenichi Tommita

Jyunko Suzuki

A spherical clay mineral powder or spherical composite powder comprising water-swellable clay mineral with specific surface are of 100 m.sup.2 /g or more is provided, and the composite powder can contain an organic, inorganic or metal powder, an organic substance soluble in an organic solvent or a water-soluble substance, and these spherical powders can be formulated effectively in, for example, cosmetics.

Spherical clay mineral powder, process for production thereof and

A water-in-oil emulsion type cosmetic composition comprising 0.1% to 20% by weight of a propylene oxide-ethylene oxide addition product having the general formula (I): ##STR1## wherein a is an integer of 7 to 19, b is an integer of a+2, m is an average addition mol number of 5 to 30, and n is an average addition mol number of 5 to 30, and 0.01% to 20% by weight of an iron oxide. This water-in-oil emulsion type cosmetic composition has excellent emulsification stability and excellent dispersion stabililty of an iron oxide pigment at a wide temperature range.

Water-in-oil emulsion type cosmetic composition

A modified powder or particulate material having a silicone polymer film coated on substantially the entire surface thereof, this powder or particulate material being produced by bringing at least one silicone compound, in the form of a vapor, having the general formula (I):

Modified powder or particulate material

A modified powder or particulate material coated on substantially the entire surface thereof with a film of a silicone polymer carrying a pendant group thereon, this powder or particulate material being produced by a process comprising the steps of

Modified powder

Cosmetic compositions containing modified powder or particulate material

Growing community of inventors

Yokohama, Japan

Kazuo Tokubo