US 9,808,411 B2
Lip cosmetics
Kaori Sasada, Yokohama (JP); Noriko Tomita, Yokohama (JP); Tomoko Ikeda, Yokohama (JP); and Tomo Osawa, Yokohama (JP)
Assigned to Shiseido Company, Ltd., Tokyo (JP)
Appl. No. 13/511,378
Filed by Kaori Sasada, Yokohama (JP); Noriko Tomita, Yokohama (JP); Tomoko Ikeda, Yokohama (JP); and Tomo Osawa, Yokohama (JP)
PCT Filed Sep. 16, 2010, PCT No. PCT/JP2010/066088
§ 371(c)(1), (2), (4) Date May 23, 2012,
PCT Pub. No. WO2011/065101, PCT Pub. Date Jun. 3, 2011.
Claims priority of application No. 2009-272008 (JP), filed on Nov. 30, 2009; and application No. 2009-281965 (JP), filed on Dec. 11, 2009.
Prior Publication US 2012/0237467 A1, Sep. 20, 2012
Int. Cl. A61K 8/02 (2006.01); A61K 8/81 (2006.01); A61K 8/31 (2006.01); A61K 8/58 (2006.01); A61Q 1/04 (2006.01); A61Q 1/06 (2006.01)
CPC A61K 8/8111 (2013.01) [A61K 8/31 (2013.01); A61K 8/585 (2013.01); A61Q 1/04 (2013.01); A61Q 1/06 (2013.01)] 14 Claims
 
1. A lip cosmetic comprising:
(a) 10 to 30 mass % of hydrogenated polyisobutene;
(b) 30 to 70 mass % one or more kinds of methyl phenyl silicones that separate when mixed with (a) at 25° C. wherein the methyl phenyl silicone(s) comprises trimethyl pentaphenyl trisiloxane and optionally one or more selected from the group consisting of diphenylsiloxy phenyl trimethicone and diphenyl dimethicone;
(c) 0.5 to 8 mass % of one or two kinds of lipophilic surfactants that does not separate both when mixed with component (a) and when mixed with component (b) at 90° C. wherein the lipophilic surfactant(s) is selected from the group consisting of sorbitan sesquiisostearate and propylene glycol monostearate;
(d) 5 to 12 mass % of a wax; and
5 mass % or less of a silicone-treated pearlescent agent as a coloring material.