Betaine surface active agent having an estolide hydrophobic group
AssigneeItoh Seiyu Kabushiki Kaisha
InventorsSusumu Kusakawa, Yoshiyuki Itoh, Yuka Saigusa
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Abstract
Lipophilic amphoteric surface active compositions exhibiting remarkable W/O emulsifying property and good stabililty against oxidation, comprising betaines having the general formula ##STR1## wherein R.sub.1 --CO is an acyl radical of estolides, R.sub.2 is an alkylene group having 1 to 3 carbon atoms and n is an integer from 1 to 3.
Claims9
A lipophilic amphoteric surface active betaine compound of the formula ##STR5## wherein R.sub.1 --CO is an acyl radical of an estolide, R.sub.2 is an alkylene group having 1 to 3 carbon atoms and n is an integer from 1 to 3.
A water-in-oil emulsion containing a non-polar substance, water and an emulsifying effective amount of the betaine compound of claim 5.
Dependencies are inferred from the claim text.