| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide an external preparation which is used for the skins, improves skin states caused by dryness, such as chapped skin, insufficient gloss, and small wrinkles, can give moisture by increase of a sufficient skin water content holding function, has the so-called beautiful skin effect, and does not have a problem on touches. <P>SOLUTION: This external preparation composition for the skins is characterized by comprising a copolymer which comprises 1 to 33 mol.% of succinimide units represented by structural formula (1) as repeating structural units and 67 to 99 mol.% of hydroxy carboxylic acid units represented by structural formula (2) (R is methyl or H), and has a weight-average mol.wt. of 1,000 to 100,000. <P>COPYRIGHT: (C)2006,JPO&NCIPI</p> |
