The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 10, 1992
Filed:
Jan. 10, 1991
Kazuhisa Ohno, Kanagawa, JP;
Tetsushi Kosugi, Aichi, JP;
Kenichiro Sugimori, Aichi, JP;
Akitsugu Ando, Aichi, JP;
Masaru Yamamoto, Aichi, JP;
Fukuji Suzuki, Kangawa, JP;
Masahiro Nakamura, Kangawa, JP;
Nobuhisa Tsujita, Tokyo, JP;
Toby Kogyo K.K., Tokyo, JP;
Shiseido, Co., Ltd., Kanagawa, JP;
Abstract
The present invention concerns synthetic mica powder containing from 75 to 99% of the stoichiometrical composition of fluorine and/or having a shape in which the end face of particle is laminated, process for producing such synthetic mica powder, as well as cosmetics having synthetic mica powder blended therewith, in which the synthetic mica powder shows no leaching of fluorine ions and/or improved hold of oils due to lamination at the surface of powder. Accordingly, in this invention, cosmetics excellent in extensibility, gloss, adherence and modability, having appearance of high chroma and of high stability and safety can be obtained.