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US 5,688,991 AGranted
Ferulic acid ester antioxidant/UV absorbent
AssigneesTsuno Food Industrial Co., Ltd., Wakayama Prefecture
InventorsHisaji Taniguchi, Eisaku Nomura, Takuo Tsuno, Seikou Minami
Life of this patent
Estimating the term…
Abstract
An antioxidant/UV absorbent useful in cosmetics is formed of an ester of ferulic acid with an alkanol having 1 to 12 carbon atoms.
Claims2
A ferulic acid ester represented by formula (I):
- ##STR3## where R is an alkyl group having 4 to 12 carbon atoms.
Dependencies are inferred from the claim text.