Personal-care composition comprising a cationic active

A personal-care composition in the form of an oil-in-water emulsion comprising:

• a) from about 0.0001% to about 20% of an anionic pairing agent;
• b) from about 0.001% to about 20% of a cationic active;
• and
• c) from about 0.001% to about 20% of an anionic thickener;
• wherein the anionic pairing agent is pre-formed from the neutralization of an acid with a base, wherein the equivalent ratio of the anionic pairing agent to the cationic active is at least about 0.70, and wherein the acid is selected from the group consisting of carboxylic acids, alkyl or aryl sulfonic acids, and salts, derivatives, and mixtures thereof.

A personal-care composition in the form of an oil-in-water emulsion comprising:

• a) from about 0.0001% to about 20% of an anionic pairing agent;
• b) from about 0.001% to about 20% of a cationic active;
• and
• c) from about 0.001% to about 20% of an anionic thickener;
• wherein the anionic pairing agent is formed in situ from the neutralization of an acid with a base, wherein the molar ratio of the base to the acid is at least about 0.70, and wherein the acid is selected from the group consisting of carboxylic acids, alkyl or aryl sulfonic acids, and salts, derivatives, and mixtures thereof.

A personal-care composition in the form of an oil-in-water emulsion comprising:

• a) from about 0.0001% to about 20% of an anionic pairing agent;
• b) from about 0.001% to about 20% of a cationic active;
• and
• c) from about 0.001% to about 20% of an anionic thickener;
• wherein the anionic pairing agent is formed in situ from the neutralization of an acid with a base, wherein the equivalent ratio of the anionic pairing agent to the cationic active is at least about 0.70, and wherein the acid is selected from the group consisting of carboxylic acids, alkyl or aryl sulfonic acids, and salts, derivatives, and mixtures thereof.

A method for improving deliverability of a cationic active in the presence of an anionic thickener, comprising the steps of:

• a) preparing an oil phase and a water phase;
• b) adding from about 0.001% to about 20% of a cationic active to either the oil phase or the water phase;
• c) adding from about 0.0001% to about 20% of an carboxylic acid to either the oil phase or the water phase;
• d) adding a base to either the oil phase or the water phase;
• e) mixing the water phase and the oil phase to form an emulsion;
• and
• f) adding to the emulsion from about 0.001% to about 20% of an anionic thickener;
• wherein the molar ratio of the base to the acid is at least about 0.70, and wherein the equivalent ratio of the anionic pairing agent to the cationic active is at least about 0.70.

A personal-care composition in the form of an oil-in-water emulsion comprising:

• a) from about 0.1% to about 5% of an anionic pairing agent;
• b) from about 0.01% to about 1% of a hexamidine diisethionate;
• and
• c) from about 0.1% to about 5% of a thickener selected from the group consisting of polyacrylamide/C13-14/laureth-7, sodium polyacrylate/C13-14 isoparaffin/trideceth-6, and combinations thereof;
• wherein the anionic pairing agent is pre-formed from the neutralization of an acid with a base, wherein the molar ratio of the base to the acid is at least about 0.70, wherein the equivalent ratio of the anionic pairing agent to the cationic active is at least about 0.70, and wherein the acid is selected from the group consisting of stearic acid, oleic acid, and mixtures thereof.

A personal-care composition in the form of an oil-in-water emulsion comprising:

• a) from about 0.1% to about 5% of an anionic pairing agent;
• b) from about 0.01% to about 1% of a hexamidine diisethionate;
• and
• c) from about 0.1% to about 5% of a thickener selected from the group consisting of polyacrylamide/C13-14/laureth-7, sodium polyacrylate/C13-14 isoparaffin/trideceth-6, and combinations thereof;
• wherein the anionic pairing agent is formed in situ from the neutralization of an acid with a base, wherein the molar ratio of the base to the acid is at least about 0.70, wherein the equivalent ratio of the anionic pairing agent to the cationic active is at least about 0.70, and wherein the acid is selected from the group consisting of stearic acid, oleic acid, and mixtures thereof.