A - Human Necessities – 61 – K
Patent
A - Human Necessities
61
K
A61K 8/34 (2006.01) A61K 8/22 (2006.01) A61K 8/55 (2006.01) A61K 8/81 (2006.01) A61Q 11/00 (2006.01)
Patent
CA 2591847
An oral care (toothpaste) amalgam composition has first and second aqueous phases. The first phase has a measured pH of from about 7 to about 9 and contains 2,4,4~-trichloro-2~-hydroxydiphenyl ether and a methylvinyl ether- maleic anhydride copolymer antibacterial-enhancing agent for the ether. The second aqueous phase has a measured pH of from about 3.5 to about 6.5 and contains hydrogen peroxide and an antioxidant for the hydrogen peroxide. Sodium fluoride, silica, and sodium lauryl sulfate are optionally independently present in at least one of the first and second phases.
L'invention concerne une composition d'amalgame de soins bucco-dentaires (dentifrice) qui comprend des première et seconde phases aqueuses. La première phase possède un pH mesuré compris entre environ 7 et environ 9 et contient un éther 2,4,4'-trichloro-2'-hydroxydiphényle et un agent facilitant antibactérien copolymère anhydride maléique/éther méthylvinylique pour l'éther. La seconde phase aqueuse possède un pH mesuré compris entre 3,5 et environ 6,5 et contient un peroxyde d'hydrogène et un antioxydant pour le peroxyde d'hydrogène. Eventuellement, du fluorure de sodium, de la silice et du laurylsulfate de sodium peuvent être individuellement intégrés dans au moins l'une des deux phases.
Arvanitidou Evangelia S.
Nabi Nuran
Tambs Gary E.
Colgate-Palmolive Company
Smart & Biggar
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