| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a hair cosmetic having a hair conditioning effect and giving an improved hair feeling when dried after being applied to hair. <P>SOLUTION: The hair cosmetic is of a non-rinse type one comprising components (A) to (D) and having a pH of 2 to 5 (20-fold dilution, at 25°C): (A) an organic dicarboxylic acid or a salt thereof, (B) an organic solvent, (C) an organopolysiloxane composed of organopolysiloxane segments and poly(N-acylalkyleneimine) segments bonded to at least one Si of each organopolysiloxane segment through a hetero-atom-containing alkylene group and having a weight ratio between the two types of the segments of 98/2 to 40/60 and a weight-average molecular weight of 50,000 to 500,000, and (D) an aminopolyether-modified silicone of formula (2) [wherein R<SP>2</SP>is a methyl group or the like; R<SP>3</SP>is trimethylene or the like; W is an amino- or ammonium-containing group; R<SP>4</SP>is R<SP>2</SP>or -R<SP>3</SP>-W; D is a divalent organic group; n=2 to 10; a≥2; b≥1, c≥4, and d≥2]. <P>COPYRIGHT: (C)2007,JPO&INPIT</p> |
