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Koyama; Katsuya
Itami, JP
No. of patents:

Patent Number Title Of Patent Date Issued
6884853 Cosmetic resin composition April 26, 2005
To provide a cosmetic resin composition for preparation of a hair fixative having all properties of stiffness, shampoo removability, feel, gloss, combability and anti-flaking property. A cosmetic resin composition consisting essentially of an amphoteric urethane resin having a carboxyl
6737069 Cosmetic compositions containing amphoteric polyurethanes May 18, 2004
The present invention provides a cosmetic which is superior in both characteristics of feel and spread at the time of application. The cosmetic is a cosmetic comprising an amphoteric urethane resin having carboxyl group(s) and tertiary amino group(s) in a molecule, and a silicone pol
6692729 Cosmetic resin composition and cosmetic using the same February 17, 2004
A cosmetic resin composition consisting essentially of an amphoteric urethane resin having a carboxyl group and a tertiary amino group in one molecule there of, the amphoteric urethane resin having a structural unit derived from an ethylene oxide in its structure.

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