Abstract: The present invention provides a water-soluble or water-dispersible polymers. The water -soluble or water-dispersible polymer comprise a first monomer having hydrogen bonding/complexing properties to polyphenols, a second monomer having detergent properties, and a third monomer having hydrogen bonding/complexing properties to polyphenols, wherein the first monomer and the third monomer are the same or different. The present invention also provides oral care compositions comprising the water-soluble or water-dispersible polymers. The present invention also provides methods of cleaning, Whitening arid polishing natural teeth and dental prosthesis and of preventing, reducing or removing surface deposited stains from teeth by administering the oral care compositions. The water-soluble or water-dispersible polymer has a structure: wherein x, y, z, mole %, n, R1, and R2 are defined herein.

Abstract: The present invention provides a water-soluble or water-dispersible polymers. The water-soluble or water-dispersible polymer comprise a first monomer having hydrogen bonding/complexing properties to polyphenols, a second monomer having detergent properties, and a third monomer having hydrogen bonding/complexing properties to polyphenols, wherein the first monomer and the third monomer are the same or different. The present invention also provides oral care compositions comprising the water-soluble or water-dispersible polymers. The present invention also provides methods of cleaning, whitening and polishing natural teeth and dental prosthesis and of preventing, reducing or removing surface deposited stains from teeth by administering the oral care compositions. The water-soluble or water-dispersible polymer has a structure: wherein x, y, z, mole %, n, R1, and R2 are defined herein.

Abstract: The present invention provides oral care compositions for treating tooth sensitivity. The composition comprises a synergistic mixture containing a copolymer having at least one repeating unit of alkyl vinyl ether functionality and a monomer having at least one repeating unit of ethylenically unsaturated dicarboxylic acid or anhydride functionality present in an amount of about 0.1 to about 50% (w/w) of the total mixture; and a homo polymer having repeating unit of alkyl vinyl ether functionality present in an amount of about 0.1 to about 50% (w/w) of the total mixture. These synergistic mixtures of polymers act as barriers for dentin flow and reduce pain and discomfort caused by tooth sensitivity and exhibits at least 60% average reduction in dentin flow.

Abstract: An aqueous, heat and cold stable, non-alcoholic or slightly-alcoholic microemulsion based antimicrobial mouthwash composition with improved antimicrobial efficacy. The composition comprises a unique water-soluble matrix composite, at least one water-immiscible or water-insoluble antimicrobial agent, and optionally, a preservative or preservative system, a weak carboxylic acid, a coloring agent and other additives. Examples of antimicrobial agents include menthol, thymol, eucalyptol and/or methyl salicylate. A process for preparing the oral care composition is also disclosed.

Abstract: Oral care compositions containing an oral care ingredient and a thickening agent, wherein the thickening agent comprises a strongly swellable, lightly to moderately crosslinked polyvinyl pyrrolidone. The polyvinyl pyrrolidone thickening agent is characterized by an aqueous gel volume of about 15 to 150 ml/g and a Brookfield viscosity of at least 10,000 cps for a 5% aqueous solution at 25° C.

Abstract: Disclosed herein is a water-based, peroxide-stabilized, abrasive tooth whitening composition comprising: (i) a peroxide-polymer complex comprising (a) a peroxide component or a peroxide generating component; and (b) a vinyl lactam based polymer; (ii) coated abrasive particles; and one or more orally acceptable carriers. This application also provides methods for whitening the tooth surfaces by contacting with the compositions. Additionally disclosed is a process for preparing the compositions.

Abstract: A liquid, substantially anhydrous tooth whitener composition for delivery of a tooth-whitening amount of active whitening ingredient onto teeth, with effective bioadhesion and retention thereof, and, thereupon, sufficient penetration of the ingredient through the tooth enamel, providing efficacious bleaching of stained teeth.

Abstract: An oral care composition comprising a copolymer of an alkyl vinyl ether and maleic acid or anhydride, a surface active vegetable gum, and a non-cationic antibacterial agent. The composition exhibits increased uptake and retention of the non-cationic antibacterial agent on application to teeth.

Abstract: A delivery system for delivering a tooth whitening substance to a surface of an oral cavity, comprising a film of flexible malleable polymer material having a tooth whitening substance as an integral component of said film, thus providing an active on said oral surface when said film is adhered to the oral surface, said film having a dissolution rate in the aqueous medium of the oral cavity such that the tooth whitening substance can release its active upon said oral surface to act effectively thereon within a predetermined period of time, said film being disintegrable thereafter after effecting its tooth whitening action.

Abstract: A delivery system for delivering a tooth whitening substance to a surface of an oral cavity, comprising a film of flexible malleable polymer material having a tooth whitening substance as an integral component of said film, thus providing an active on said oral surface when said film is adhered to the oral surface, said film having a dissolution rate in the aqueous medium of the oral cavity such that the tooth whitening substance can release its active upon said oral surface to act effectively thereon within a predetermined period of time, said film being disintegrable thereafter after effecting its tooth whitening action.

Abstract: This invention relates to a denture adhesive powder composition having extended holding power and markedly increased adhesion properties which comprises an adhesive amount of an inorganic salt of a C1 to C4 alkyl vinyl ether/maleic acid polymer wherein 50-90% of the acid moieties of the polymer are in the form of a metal salt and 50-1000 ppm of a mixture containing 30-70 wt. % neutralized or unneutralized ethylenediamine- tetraacetic acid (EDTA) and 70-30 wt. % of an organic, hydroxylated antioxidant and free radical scavenger, said composition in solution with water having a pH above 5.5 and to the method for the preparation of said composition.

Abstract: A cosmetic composition for rejuvenating the appearance of skin with reduced or minimal potential for skin irritation, in the form of a lotion, creme, solution or gel, or applied onto a carrier, includes about 0.5 to 50 wt. % in an aqueous, alcoholic or aqueous-alcoholic solution of a solvent-free, high molecular weight terpolymer of methyl vinyl ether-maleic anhydride-isobutylene, said composition having a pH of 1.5 to 5.

Abstract: This invention relates to a mouthwash composition including a solvent-free, high molecular weight (>1,500,000) uncrosslinked terpolymer of maleic anhydride, a C.sub.1 -C.sub.4 alkyl vinyl ether and isobutylene.

Abstract: This invention relates to a dentifrice composition including a solvent-free, high molecular weight (>1,500,000) uncrosslinked terpolymer of maleic anhydride, a C.sub.1 -C.sub.4 alkyl vinyl ether and isobutylene.

Abstract: Denture adhesive including a solvent-free, high molecular weight terpolymer of maleic anhydride, a C.sub.1 -C.sub.4 alkyl vinyl ether and isobutylene.

Abstract: This invention relates to an improved denture adhesive composition having extended holding power accompanied by adhesion building properties during use and having increased gel adhesion, which composition consists essentially of (a) from about 10 to about 35 wt. % lower alkyl vinyl ether-maleic acid copolymer wherein from 0 to about 90 wt. % of the copolymer carboxyl units are converted to a mixture of salts selected from the group of calcium, sodium, strontium, aluminum, zinc, magnesium and potassium; (b) 10-35 wt. % of a crosslinked terpolymer of alkyl vinyl ether, maleic anhydride and a C.sub.16 -C.sub.20 alkyl acrylate or methacrylate, or vinyl ether; crosslinked with a C.sub.6 -C.sub.14 diene, e.g. 9-decadiene, and their salts; (c) 10-35 wt. % of a cohesive agent; in a weight ratio of between about 2:1 and about 1:2 with respect to the copolymer; and (d) from about 30 to about 70 wt. % of an oil base as a carrier.

Abstract: A process of making a mixed salt of a polymer containing an anhydride, acid or ester side groups therein which comprises:(a) forming a reaction mixture of the polymer, mixed salt compounds and water, in a predetermined proportion, as a paste or slurry,(b) reacting and extruding the paste or slurry at a predetermined temperature to form the mixed salt of the polymer, and(c) drying the resultant reaction product.

Abstract: This invention relates to an improved adhesive composition having extended holding power accompanied by adhesion building properties during use and having increased gel adhesion, which composition consists essentially of (a) from about 10 to about 35 wt. % lower alkyl vinyl ether-maleic acid copolymer wherein from 0 to about 90 wt. % of the copolymer carboxyl units are converted to a mixture of salts selected from the group of calcium, sodium, strontium, zinc, magnesium and potassium; (b) an excess, with respect to said copolymer, of a non-crosslinked, non-ionic natural guar gum; and (c) from about 30 to about 70 wt. % oil base as a carrier. The invention also relates to the preparation and use of said adhesive for affixing dentures.

Abstract: This invention relates to an improved adhesive composition having extended holding power accompanied by adhesion building properties during use and having increased gel adhesion, which composition consists essentially of (a) from about 10 to about 35 wt. % lower alkyl vinyl ether-maleic acid copolymer wherein from 0 to about 90 wt. % of the copolymer carboxyl units are converted to a mixture of salts selected from the group of calcium, sodium, strontium, zinc, magnesium and potassium; (b) a crosslinked non-ionic natural guar gum in a mole ratio of between about 0.75:1 and about 5:1 with respect to the copolymer; and (c) from about 30 to about 70 wt. % oil base as a carrier. The invention also relates to the preparation and use of said adhesive for affixing dentures.

Abstract: This invention relates to a process of preparing a high polymer load dispersion of an innocuous adhesive polymeric resin in an oil base containing between 0.01 and about 5 wt. % of a non-toxic, food grade surfactant and to coating and affixing a denture material coated with said adhesive to the gums for increased strength and extended holding power.