| 摘要 |
The present invention relates to a PEGylated betulin derivative, and a cosmetic composition containing the same. The PEGylated betulin derivative of the present invention is water-soluble and has an excellent UV blocking effect, a white tint preventing effect, and a moisturizing effect, and can thereby be used effectively in a cosmetic composition, especially a cosmetic composition for blocking UV rays. |
| 申请人 |
PARAON, INC.;CHUNG, BONG YOUL;JEONG, IN WHA;WOO, ICK JE;BANG, SUNG SIK;KO, HYO SUK;CHOI, JI HOON |
发明人 |
CHUNG, BONG YOUL;JEONG, IN WHA;WOO, ICK JE;BANG, SUNG SIK;KO, HYO SUK;CHOI, JI HOON |
