发明名称 |
Surfactant, and an emulsion-type cosmetic composition and a liposome containing said surfactant |
摘要 |
The invention provides a surfactant comprising at least one trehalose-6-fatty acid ester selected from those represented by the following formula: wherein R represents a saturated or unsaturated acyl group having 8-22 carbon atoms, and may have a hydroxyl group or other substituents, and an emulsion-type cosmetic composition comprising said surfactant and a water-soluble polymer. The surfactant of the invention has excellent surface activity and safety. Also, the emulsion-type cosmetic composition has excellent long-term storage stability and sensory properties, has no irritation to skin, and gives beautiful appearance with fine surface texture. Further, the invention is a liposome having a membrane wall composed of trehalose fatty acid ester. Said liposome has excellent chemical and physical stabilities such as long-term storage stability.
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申请公布号 |
US2004022819(A1) |
申请公布日期 |
2004.02.05 |
申请号 |
US20020246431 |
申请日期 |
2002.09.18 |
申请人 |
IKEMOTO TAKESHI;MINAMINO HIROMI;SUMIDA YASUSHI;INOUE YOH-ICHI |
发明人 |
IKEMOTO TAKESHI;MINAMINO HIROMI;SUMIDA YASUSHI;INOUE YOH-ICHI |
分类号 |
A61K8/06;A61K8/14;A61K8/60;A61K9/00;A61K9/127;A61K47/26;A61Q5/02;A61Q19/10;B01F17/00;B01F17/56;B01J13/02;C11D1/66;(IPC1-7):A61K7/00 |
主分类号 |
A61K8/06 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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