Anti-stain oral care composition
AssigneeBASF SE
InventorsPadma P. Varanasi, Lu Zhang, Leonora Ethleen Leigh, Liliana Craciun, Adrian Natalello, Joseph Lupia
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Abstract
The present invention discloses an oral care composition for the prevention or minimization of stain formation on a tooth surface as well as an oral care composition for prevention or reduction of existing stains from, a tooth surface.
Claims30
An oral care composition comprising an effective amount of at least one acrylic acid-maleic acid (AA-MA) copolymer or a salt thereof to prevent or minimize formation of stains on a tooth surface or to remove or reduce existing stains from a tooth surface, and a pharmaceutically acceptable excipient.
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A method for preventing or minimizing stain formation on a tooth surface or for removing or reducing existing stains from the tooth surface, the method comprising treating the tooth surface with an oral care composition comprising an effective amount of at least one acrylic acid-maleic acid (AA-MA) copolymer or a salt thereof to prevent or minimize stain formation on the tooth surface or to remove or reduce existing stains from the tooth surface, and a pharmaceutically acceptable excipient.
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A method for preparing an oral care composition, the method comprising:
- forming an aqueous polymer solution comprising at least one acrylic acid-maleic acid (AA-MA) copolymer or a salt thereof;
- and
- combining the aqueous polymer solution with a pharmaceutically acceptable excipient.
Dependencies are inferred from the claim text.