申请人:Kokyu Alcohol Kogyo Co., Ltd.
公开号:EP2444059A1
公开(公告)日:2012-04-25
The present invention provides an oily base for a cosmetic comprising an ester compound made from a multivalent alcohol and a fatty acid, characterized in that the ester compound is made from pentaerythritol and isononanoic acid and the molar ratio of a pentaerythritol residue and an isononanoic acid residue in the ester compound is 1.0 : 2.3 to 1.0 : 4.0. The oily base for a cosmetic of the present invention has proper oily feeling with moistness, no sticky feeling, excellent adhesion to the skin and safety to the skin, and excellent compatibility with oil agents, among others, silicone oil. Furthermore, upon blending the present oily base in a cosmetic, in addition to having proper emollient property and moisturizing property, the cosmetic exhibits smooth feeling on use, excellent adhesion to the skin and safety to the skin, excellent cosmetic effect-holding ability, and storage stability.
本发明提供了一种化妆品油基,包括由多价醇和脂肪酸制成的酯类化合物,其特征在于,酯类化合物由季戊四醇和异壬酸制成,酯类化合物中季戊四醇残留量和异壬酸残留量的摩尔比为1.0 : 2.3至1.0 : 4.0。本发明的化妆品油基具有适当的油感和湿润性,无粘腻感,对皮肤有极好的附着力和安全性,与硅油等油剂有极好的相容性。此外,将本发明的油性基质与化妆品混合后,化妆品除了具有适当的润肤性能和保湿性能外,还具有使用时的顺滑感、优异的皮肤粘附性和皮肤安全性、优异的化妆品效果保持能力以及储存稳定性。