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US 4,309,448 AGranted
Branched fatty acid cholesterol ester and a cosmetic composition containing the same
AssigneeKao Soap Co., Ltd.
InventorsNaotake Takaishi, Kouichi Urata, Yoshiaki Inamoto, Kikuhiko Okamoto, Shuichi Tsuchiya
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Abstract
A branched fatty acid cholesterol ester represented by the formula (I): ##STR1## where, R is a saturated aliphatic hydrocarbon group having a total of 11 to 23 carbon atoms and including at least one alkyl substituent group attached on the main chain inbetween the carboxyl-bonding position and the center of the main chain; and cosmetic compositions containing the same are disclosed.
Claims10
A branched fatty acid cholesterol ester represented by the formula (I):
- ##STR13## where R is a saturated aliphatic hydrocarbon group selected from the group consisting of:
- (1) a radical represented by the formula (III):
- ##STR14## where the total of m+n is 14, and the distribution is centered about m=n=7;
- and
- (2) a radical selected from the group consisting of 5,7,7-trimethyl-2-(1,3,3-trimethylbutyl)-octyl;
- 2-heptylundecyl;
- 2-hexyldecyl;
- 2-octyldodecyl and 2-pentylnonyl.
5 more elements
A cosmetic composition comprising:
- a cosmetic oil;
- water;
- an emulsifier;
- and a branched fatty acid cholesterol ester represented by the formula (I):
- ##STR16## where, R is a saturated aliphatic hydrocarbon group having a total of 11 to 23 carbon atoms and including at least one alkyl substituent group attached on the main chain inbetween the carboxyl-bonding position and the center of the main chain.
2 more elements
Dependencies are inferred from the claim text.