Two phase toothpaste composition

US8974772B2 · kind B2 · utility

Assignee

• Colgate-Palmolive Company · US

Inventors

• Linh Fruge · Fryeburg, US
• James R. Brown · Edison, US
• Susan Herles · Flemington, US
• Kimberlee Panaligan · Sayreville, US
• Evangelia Arvanitidou · Princeton, US
• Nebojsa Milanovich · Issaquah, US
• Michael Prencipe · Plainsboro, US

Key dates

• Filing date: Dec 28, 2004
• Grant date: Mar 10, 2015
• Expiry date: Jan 20, 2028

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61K2800/88
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

An oral care composition having a first phase of clinically efficacious 2,4,4′-trichloro 2′-hydroxydiphenyl ether admixed in a first orally acceptable aqueous vehicle, and a second phase having a stannous salt (such as stannous fluoride) admixed in a second orally acceptable aqueous vehicle. The second phase has no less than 10 molar percent of soluble stannous ion respective to a mathematical sum of moles of the soluble stannous ion and moles of the stannous salt in the second phase. In one embodiment, the two phases are provided in a dual-tube toothpaste oral care kit.