Zinc salt of carboxymethyloxysuccinic acid in dentifrice...

Details Zinc salt of carboxymethyloxysuccinic acid in dentifrice... Zinc salt of carboxymethyloxysuccinic acid in dentifrice...

A - Human Necessities

61

K

167/318

A61K 7/16 (1980.01)

Patent

CA 1116529

J.363 (CA) ABSTRACT OF THE DISCLOSURE A relatively non-astringent dentifrice composition for controlling plaque and calculus comprising as an active ingredient a zinc salt of carboxymethyloxysuccinic acid of the formula: ZnxMy(CMOS)n wherein n is 1 or 2 and (a) when n is 1, x and y are both 1 and M is H+, Na+, K+, Li+, NH4+ or a C10 to C18 alkyl substituted ammonium cation; (b) when n is 2, x and y are independently 1 or 2 and the sum of x + y is 3 and M is Ca++, Mg++ or Zn++; and CMOS is the tri-anion of carboxymethyloxysuccinic acid, in admixture with an acceptable oral medium compatible with the zinc compound.

329817

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