US 10,206,860 B2Granted

Biguanide preservation of precipitated calcium carbonate

AssigneeColgate-Palmolive Company

InventorsNilza Shimohirao, Odete Tieko Yamane, Joao Abel Correia, Katrin Costa, Enzo Utima, Andre S. David

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Biguanide-preserved precipitated calcium carbonate oral care compositions and methods of manufacture thereof are disclosed.

Dependent claims

A dry complex comprising precipitated calcium carbonate and a polymeric biguanide.

Dependencies are inferred from the claim text.

A61K 8/43
Containing nitrogen: guanidines
A61K 8/19
Characterised by the composition: containing inorganic ingredients
A61P 1/02
Drugs for disorders of the alimentary tract or the digestive system: stomatological preparations, e.g. drugs for caries, aphtae, periodontitis
A61Q 11/00
Preparations for care of the teeth, of the oral cavity or of

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