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US 2025/0049676 A1Published application
Antimicrobial system with indole alkaloid and phenolic acid and compositions comprising them
AssigneeConopco, Inc., d/b/a UNILEVER
InventorsBijan Harichian (Deceased), Deidre Lee MITCHELL, Matthew Joseph RIENZO, Jose Guillermo ROSA
Life of this patent
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Abstract
Antimicrobial systems with naturally derived ingredients and compositions comprising them are described. The systems have a first ingredient comprising an indole alkaloid and a second natural ingredient that includes a phenolic acid where the systems and compositions provide superior antimicrobial benefits.
Claims16
1-15. (canceled)
An antimicrobial system comprising:
- (a) a first component comprising an indole alkaloid, an indole alkaloid salt or both;
- and
- (b) a second component comprising a phenolic acid, a phenolic acid salt or both,
- wherein the phenolic acid is represented by the formula:
- and further wherein each of R1, R2 and R3 is independently hydrogen or a C1-C4 alkyl;
- and the indole alkaloid is represented by the formula:
- where R4 and R5 are each independently H or a C1-C2 alkyl group, and R6 and R7 are each independently a C1-C2 alkyl group, the phenolic acid comprises 4-hydroxy-3,5-dimethoxybenzoic acid and the phenolic acid salt comprises a salt of 4-Hydroxy-3,5-dimethoxybenzoic acid and the indole alkaloid comprises 1-(1H-Indol-3-yl)-N,N-dimethylmethanamine, and the indole alkaloid salt comprises a salt of 1-(1H-Indol-3-yl)-N,N-dimethylmethanamine.
4 more elements
An end use composition comprising an antimicrobial system comprising:
- (a) a first component comprising an indole alkaloid, a salt of an indole alkaloid or both;
- and
- (b) a second component comprising a phenolic acid, a phenolic acid salt or both;
- and
- (c) a cosmetically acceptable carrier,
- wherein the phenolic acid is represented by the formula:
- and each of R1, R2 and R3 is independently hydrogen or a C1-C4 alkyl;
- and the indole alkaloid is represented by the formula:
- where R4 and R5 are each independently H or a C1-C2 alkyl group, and R6 and R7 are each independently a C1-C2 alkyl group, the phenolic acid comprises 4-hydroxy-3,5-dimethoxybenzoic acid and the phenolic acid salt comprises a salt of 4-Hydroxy-3,5-dimethoxybenzoic acid and the indole alkaloid comprises 1-(1H-Indol-3-yl)-N,N-dimethylmethanamine, and the indole alkaloid salt comprises a salt of 1-(1H-Indol-3-yl)-N,N-dimethylmethanamine.
6 more elements
Dependencies are inferred from the claim text.