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:
Jun. 22, 1993
Filed:
Sep. 25, 1991
Takashi Minami, Yokohama, JP;
Masayuki Naganuma, Yokohama, JP;
Yoshiaki Yagita, Yokohama, JP;
Takeshi Kawaura, Yokohama, JP;
Eiko Kinoshita, Yokohama, JP;
Shiseido Company Ltd., Tokyo, JP;
Abstract
A coloring composition comprising (i) gypsum dihydrate and (ii) at least one coloring agent selected from the group consisting of inorganic pigments, organic pigments, dyestuffs, and natural coloring matters. This coloring composition may be produced by mixing (i) gypsum having, as water of crystallization, 0 to 0.5 mole, based on one mole of the gypsum, of water, (ii) at least one coloring agent selected from the group consisting inorganic pigments, organic pigments, dyestuffs, and natural coloring matters, and (iii) water or an aqueous solvent solution, and after solidification, powdering the resultant solid mixture. The coloring composition can provide a clear color tone when formulated in, for example, cosmetics, and when completely dispersed in, for example, a cosmetic base material.