| abstract |
A low melting point, hydrophilic, emulsifiable, general formula R 1 a R 2 b SiO (4-ab) / 2 and a sterol-modified silicone compound having a melting point of 40 ° C. or lower, and stability of the silicone compound And it provides a cosmetic excellent in moisture retention.n n n However, in general formula, R < 1> is the same kind or heterogeneous thing which does not have an aliphatic unsaturated bond, C1-C10, monovalent alkyl group, aryl group, aralkyl group, or fluorine substituted alkyl group, R < 2> is general formula-( Organic group represented by C p H 2p ) O (C q H 2q O) r -X, X is a monovalent moiety excluding a hydroxyl group of sterol, a and b are respectively 1.0 ≦ a ≦ 2.5 and 0.001 ≦ b ≦ 1.0 , An integer satisfying 1.5 ≦ a + b ≦ 2.6, p is an integer of 2 to 6, q is an integer of 2 to 4, and r is an integer of 3 to 200. |