Patent ID: 11872296
Assignee: CONOPCO, INC.
Field: Pharmaceuticals (Chemistry)
Classification: CPC A | IPC A

Claim 0:
1. A hair-treatment composition comprising an antimicrobial preservation system and one or more surfactants; wherein the antimicrobial preservation system comprises:
i. itaconic acid or salt thereof and
ii. an aromatic alcohol selected from the group consisting of ethylvanillin, eugenol, thymol, and mixtures thereof;
wherein a weight ratio of compound i) to compound ii) is from 1:10 to 50:1; and
wherein the level of preservation system is from 0.05 to 5 wt % of the total composition;

wherein the one or more surfactants comprises an amphoteric or a zwitterionic surfactant selected from the group consisting of alkyl betaines, alkyl amidopropyl betaines, alkyl sulphobetaines, alkyl glycinates, alkyl carboxyglycinates, alkyl amphopropionates, alkylamphoglycinates, alkyl amidopropyl hydroxysultaines, acyl taurates and acyl glutamates, wherein the alkyl and acyl groups have from 8 to 19 carbon atoms; and
wherein the one or more surfactants are present in the hair-treatment composition in an amount of from 5% to 30% by weight.