Abstract: The invention relates to novel arginine salts, compositions comprising them, and their uses.

Abstract: This invention relates to oral care compositions comprising a basic amino acid or salt thereof, and a small particle fraction: and to methods of using and of making these compositions.

Abstract: This invention relates to oral care compositions comprising an effective amount of a basic amino acid in free or salt form, together with an anionic surfactant, and to methods of using and of making such compositions.

Abstract: The invention includes an oral care composition that reduces and/or eliminates the perception of tooth sensitivity. The composition includes an adherent material and includes, in part, particles having a particle size of 2-5 microns. Also included within the scope of the invention are methods comprising the use of such compositions, such as methods of reducing dental sensitivity.

Abstract: The invention includes an oral care composition that reduces and/or eliminates the perception of tooth sensitivity. The composition includes an adherent material and particles having an average particle size of about 8 microns or less. The particles are present in the composition in an amount of about 5% by weight. Also included within the scope of the invention are related methods, such as methods of occluding a dentin tubule.

Abstract: The invention includes methods of cleaning an oral surface, maintaining oral health and/or increasing oral health. Such methods encompass contacting an oral surface with a primary oral care composition at least once daily, contacting the oral surface with a periodic oral care maintenance composition at least once monthly, wherein the periodic oral care maintenance composition comprises a basic amino acid, in free or salt form and optionally contacting the oral surface with a periodic oral care cleaning composition at least once monthly. The periodic oral care cleaning compositions suitable for use in the method comprise an abrasive system.

Abstract: The invention includes an oral care composition that reduces and/or eliminates the perception of tooth sensitivity. The composition includes an adherent material and silica particles having an average particle size of about 8 microns or less. The silica particles are present in the composition in an amount of about 5% by weight. Also included within the scope of the invention are related methods, such as methods of occluding a dentin tubule.

Abstract: The invention includes an oral care composition that reduces and/or eliminates the perception of tooth sensitivity. The composition includes an adherent material and particles having an average particle size of about 8 microns or less. The particles are present in the composition in an amount of about 5% by weight. Also included within the scope of the invention are related methods, such as methods of occluding a dentin tubule.

Abstract: Oral care compositions comprising: a) an oral care active; and b) an acrylic film forming polymer. In various embodiments, such polymers comprise monomeric units such as acrylic acid, methacrylic acid, acrylates, and combinations thereof. In one embodiment, the film forming polymer comprises a copolymer of a first monomeric unit selected from the group consisting of acrylic acid, methacrylic acid, and combinations thereof, with a second monomeric unit selected from the group consisting of acrylates, acrylamides, acetates, and combinations thereof. In various embodiments, the polymer is a terpolymer comprising a combination of the second monomeric units. Preferably, the composition additionally comprises a lower alcohol, such as ethanol. In various embodiments, the oral care active comprises a whitening material, such as a peroxide.

Abstract: Oral care compositions comprising: (a) a peroxide complex comprising a peroxide component and an N-vinyl heterocyclic polymer (e.g., poly-N-vinyl polylactam, or poly-N-vinyl-polyimide); (b) a whitening agent (e.g., hydrogen peroxide); and (c) an orally acceptable carrier. In one embodiment, the carrier comprises a film forming material. Methods are also provided for making an oral care composition comprising: (a) mixing a whitening agent, silicone adhesive and carrier fluid to form a homogenous mixture; (b) adding a peroxide complex to said homogenous mixture, wherein said complex comprises hydrogen peroxide and an N-vinyl heterocyclic polymer; and (c) mixing under vacuum.

Abstract: The invention provides a single phase whitening dentifrice that includes (i) a whitening agent selected from the group consisting of hydrogen peroxide, a bound peroxide and a solid peroxide (ii) an abrasive and (iii) a substantially anhydrous orally acceptable carrier, for example, polyethylene glycol. The bound peroxide may be hydrogen peroxide and a polymer and/or any peroxide compound and a porous cross-linked polymer, such as polymers of polyvinyl pyrrolidone, polyacrylates, a polymethacrylates, and a polyitaconates. The solid peroxide may be sodium perborate or urea peroxide. The invention also provides methods of whitening the tooth surfaces by contacting the surface with the composition.

Abstract: A dual phase whitening oral care composition comprising a first phase comprising a bound peroxide in a substantially anhydrous carrier and a second phase comprising an abrasive and a tartar control system in an orally acceptably carrier. Methods of whitening a tooth surface are also provided.

Abstract: In various embodiments, the present invention provides a tooth whitening composition comprising a peroxide composite and an orally acceptable carrier. The peroxide composite comprises a peroxide compound and a porous cross-linked polymer, preferably in the form of a microporous particulate. The peroxide compound can be sorbed onto the porous crosslinked polymer. The porous cross-linked polymer may comprise a polymerized polyunsaturated monomer selected from polyacrylates, polymethacrylates, polyitaconates, and mixtures thereof. The carrier can be non-aqueous, and can comprise a film forming material. Methods are also provided for whitening a tooth surface with the tooth whitening compositions.

Abstract: Oral care compositions comprising: (a) a peroxide complex comprising a peroxide component and an N-vinyl heterocyclic polymer (e.g., poly-N-vinyl polylactam, or poly-N-vinyl-polyimide); (b) a whitening agent (e.g., hydrogen peroxide); and (c) an orally acceptable carrier. In one embodiment, the carrier comprises a film forming material. Methods are also provided for making an oral care composition comprising: (a) mixing a whitening agent, silicone adhesive and carrier fluid to form a homogenous mixture; (b) adding a peroxide complex to said homogenous mixture, wherein said complex comprises hydrogen peroxide and an N-vinyl heterocyclic polymer; and (c) mixing under vacuum.

Abstract: Oral care compositions comprising: a) an oral care active; and b) an acrylic film forming polymer. In various embodiments, such polymers comprise monomeric units such as acrylic acid, methacrylic acid, acrylates, and combinations thereof. In one embodiment, the film forming polymer comprises a copolymer of a first monomeric unit selected from the group consisting of acrylic acid, methacrylic acid, and combinations thereof, with a second monomeric unit selected from the group consisting of acrylates, acrylamindes, acetates, and combinations thereof. In various embodiments, the polymer is a terpolymer comprising a combination of the second monomeric units. Preferably, the composition additionally comprises a lower alcohol, such as ethanol. In various embodiments, the oral care active comprises a whitening material, such as a peroxide.

Abstract: A peroxide-containing dual component tooth-whitening system providing enhanced whitening efficacy, minimal gingival irritation, and tooth sensitivity is described. The system is comprised of a first component containing a peroxide compound and a peroxide-compatible abrasive and a second component containing an alkaline compound. When the components are combined and contact the surface of a tooth an enhanced whitening effect is obtained with minimal tooth sensitivity and gum irritation. A desensitizer compound, a color indicator, and a stabilizing carrier can be included in the system. In certain embodiments, the composition is substantially free of chelating agents.

Abstract: A tooth whitening system comprising a tooth whitening composition comprising a whitening agent and a hydrophobic polymer carrier. The tooth whitening composition is preferably substantially non-water soluble. The tooth whitening composition is applied to the surface of a tooth to be whitened in a mammal to effect whitening on the tooth surface. Methods of whitening a surface of a tooth are also provided.

Abstract: A stable, nonaqueous liquid tooth whitening composition comprised of an anhydrous peroxide compound dispersed in an orally acceptable hydrophobic organic material such as a silicone based pressure sensitive polymer which composition when applied topically to tooth surfaces forms an adherent layer containing the peroxide compound which peroxide compound is thereafter is released from the layer to effect tooth whitening.

Abstract: A peroxide containing dual component dentifrice composition providing enhanced whitening efficacy and minimal gingival irritation and tooth sensitivity, the composition being comprised of a separately maintained first aqueous dentifrice component containing a peroxide compound and an abrasive system compatible with the peroxide and a second aqueous dentifrice component containing a desensitizing compound and an abrasive that is incompatible with peroxide compound whereby when the components are mixed and combined for the first time and exposed to the surface of teeth, an enhanced whitening effect is obtained with minimal tooth sensitivity and gum irritation.

Abstract: A peroxide containing dual component dentifrice composition providing enhanced whitening efficacy and minimal gingival irritation and tooth sensitivity, the composition being comprised of a separately maintained first aqueous dentifrice component containing a peroxide compound and an abrasive system compatible with the peroxide and a second aqueous dentifrice component containing a desensitizing compound and an abrasive that is incompatible with peroxide compound whereby when the components are mixed and combined for the first time and exposed to the surface of teeth, an enhanced whitening effect is obtained with minimal tooth sensitivity and gum irritation.