Oral Care Composition Patented by P&G
Published October 1, 2012
•US Patent No. 8,226,932 B2; Procter & Gamble has patented an oral care composition comprising a fused silica abrasive and a flavoring agent. The fused silica has a median particle size of at least about 7 microns and a D90 of less than about 50 microns, and wherein the composition has a PCR of at least about 100.
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