A - Human Necessities – 61 – K
Patent
A - Human Necessities
61
K
A61K 8/24 (2006.01) A61K 8/19 (2006.01) A61K 8/21 (2006.01) A61Q 11/00 (2006.01)
Patent
CA 2208692
A dentifrice composition comprising: a) from about 5 % to about 50 % by weight of sodium bicarbonate; b) a soluble fluoride ion source in an amount sufficient to provide from about 10ppm to about 3500ppm of fluoride ion; c) at least about 1.5 % by weight of tetrasodium pyrophosphate of which some or all of the tetrasodium pyrophosphate is in the form of undissolved anhydrous tetrasodium pyrophosphate particles; and d) from about 50 % to about 94 % dentifrice carrier materials; and wherein further said composition has a soluble pyrophosphate ion content in the range from about 1 to about 100ppm.
Cette invention se rapporte à une composition de dentifrice, qui comprend: a) environ 5 à environ 50 % en poids de bicarbonate de sodium; b) une source d'ions de fluorure soluble en quantité suffisante pour fournir environ 10 à environ 3500 ppm d'ions de fluorure; c) au moins environ 1,5 % en poids de pyrophosphate de tétrasodium, dont une partie ou la totalité se présente sous la forme de particules de pyrophosphate de tétrasodium anhydres non dissoutes; et d) environ 50 à environ 94 % en poids de substances d'excipients de dentifrices; ladite composition présentant en outre une teneur en ions de pyrophosphate solubles comprise entre environ 1 et environ 100 ppm.
Kirby Eades Gale Baker
The Procter & Gamble Company
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