Oral Care Compositions
Described herein are oral care compositions, comprising a peroxydone complex, a dispersant, and a polyvinylpyrrolidone copolymer structure-building agent.
1 . An oral care composition, comprising:
from about 0.01% to about 60% of peroxydone complex, based on a total weight of the oral care composition;
from about 0.01% to about 990% of a non-aqueous dispersant, based on the total weight of the oral care composition, and
from about 0.01% to about 60% of a polyvinylpyrrolidone copolymer structure-building agent, based on the total weight of the oral care composition,
wherein the non-aqueous dispersant comprises a non-aqueous liquid, and the oral care composition includes from about 1% to about 70% of the non-aqueous liquid, based on the total weight of the oral care composition.
2 . The oral care composition of claim 1 , wherein the peroxydone complex includes a crosslinked polyvinylpyrrolidone complexed with hydrogen peroxide (PVP-H 2 O 2 ).
3 . The oral care composition of claim 2 , wherein the polyvinylpyrrolidone copolymer is a polyvinylpyrrolidone vinyl acetate copolymer.
4 . The oral care composition of claim 1 , wherein the dispersant comprises a liquid poloxamer or a paste poloxamer.
5 . The oral care composition of claim 4 , wherein the liquid poloxamer comprises polyoxyethylene-polyoxypropylene glycol.
6 . The oral care composition of claim 1 , wherein the non-aqueous liquid comprises one or more of the group consisting of glycerin monoacetate, triacetin, diethylene glycol diacetate, ethylene glycol diacetate, and propylene glycol diacetate (PGDA).
7 . The oral care composition of claim 6 , wherein the non-aqueous liquid comprises triacetin, and wherein the oral care composition comprises at least 0.01% triacetin, based on the total weight of the oral care composition.
8 . The oral care composition of claim 6 , wherein the non-aqueous liquid comprises PGDA and wherein the oral care composition comprises at least 0.01% PGDA, based on the total weight of the oral care composition.
9 . The oral care composition of claim 1 , wherein the oral care composition comprises an equal or greater amount of non-aqueous liquid to polyvinylpyrrolidone copolymer structure-building agent, such that a mass ratio of the non-aqueous liquid to the polyvinylpyrrolidone copolymer structure-building agent is 50:50 or greater.
10 . The oral care composition of claim 1 , wherein a mass ratio of the non-aqueous liquid to the polyvinylpyrrolidone copolymer structure-building agent is from about 90 to 50 non-aqueous liquid to about 10 to 50 polyvinylpyrrolidone copolymer structure-building agent.
11 . The oral care composition of claim 1 , wherein the non-aqueous liquid has a log P value of from about −2.0 to about 2.0
12 . The oral care composition of claim 1 , wherein a viscosity of the oral care composition is from about 50,000 to about 500,000 cPs.
13 . The oral care composition of claim 1 , further comprising at least one ingredient from the group consisting of: a whitening agent, a surfactant, an antioxidant, a flavoring, a sweetener, a pH modifiers, an abrasive, an anticalculus agent, a source of fluoride ions, a stannous ion source, a colorant, a dye, and a pigment.
14 . The oral care composition of claim 13 , wherein the at least one ingredient is orally acceptable.
15 . The oral care composition of claim 13 , wherein the oral care composition is a dentifrice.
16 . A non-aqueous oral care composition, comprising:
from about 0.01% to about 60% of peroxydone complex, based on a total weight of the oral care composition;
from about 0.01% to about 60% of a amphiphilic copolymer structure-building agent, based on the total weight of the oral care composition; and
from about 0.01% to about 99% of a non-aqueous liquid dispersant, based on the total weight of the oral care composition.
17 . The non-aqueous oral care composition of claim 16 , wherein the amphiphilic copolymer is a polyvinylpyrrolidone vinyl acetate copolymer.
18 . The non-aqueous oral care composition of claim 16 , wherein the non-aqueous liquid comprises one or more of the group consisting of glycerin monoacetate, triacetin, diethylene glycol diacetate, ethylene glycol diacetate, and propylene glycol diacetate (PGDA).
19 . The non-aqueous oral care composition of claim 18 , wherein the non-aqueous liquid comprises triacetin.
20 . The non-aqueous oral care composition of claim 18 , wherein the non-aqueous liquid comprises PGDA.