| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide an oil-in-water emulsified layer/aqueous layer non-aerosol separated two-layer hair cosmetic in which the emulsified layer is stable with time; the separation rate is suitable; the appearance is beautiful; and all the fundamental performances of the hair cosmetic are satisfied. <P>SOLUTION: The non-aerosol separated two-layer hair cosmetic includes ingredients (A) and (B) in a mass ratio (A)/(B) of 0.2-10, and comprises the oil-in-water emulsified layer and aqueous layer: (A) 0.1-6 mass% of a silicone selected from among dimethicone, dimethiconol and amino-modified silicones, and having a number-average degree of polymerization of 300-20,000 and a particle diameter which is a number-average particle diameter of 0.05-20μm; and (B) a water-soluble cationic polymer selected from among polyquaternium-6, polyquaternium-7, polyquaternium-16 and polyquaternium-22, and having a weight-average molecular weight of 50,000-1,000,000. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
