Emulsifying agent and emulsified cosmetics
AssigneeKao Soap Co., Ltd.
InventorsToshiyuki Suzuki, Tohru Nakamura, Hisao Tsutsumi
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AssigneeKao Soap Co., Ltd.
InventorsToshiyuki Suzuki, Tohru Nakamura, Hisao Tsutsumi
Estimating the term…
Disclosed herein is an emulsifying agent comprising (a) a partially or completely neutralized product, with a basic substance, of a phosphoric acid ester which contains a phosphoric acid monoester represented by the general formula (I) and a phosphoric acid diester represented by the general formula (II) from 100:0 to 70:30 molar ratio: ##STR1## wherein R.sub.1 and R.sub.4 represent individually a linear alkyl group or a linear alkenyl group of 10-22 carbon atoms or a branched alkyl group of 12-24 carbon atoms, R.sub.2 and R.sub.3 represent individually an ethylene group or a propylene group, and m and n represent individually a number of 0-30, and (b) a nonionic surfactant with HLB of 6 or less. Emulsified cosmetics comprising (a) the neutralized product of the phosphoric acid ester, (b) a nonionic surfactant with HLB of 6 or less, (c) an oily substrate, and (d) water is also disclosed. The above emulsifying agent is weakly acidic or neutral in nature and also stable against aging degradation, it provides weakly acidic or neutral emulsified cosmetics stable at a broad pH range and confortable to skin.
An emulsified cosmetic, consisting essentially of the following components (a) to (d):
A vanishing cream, consisting essentially of
Dependencies are inferred from the claim text.