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TRANSPARENT SILICA GEL/PRECIPITATED SILICA COMPOSITE MATERIALS FOR DENTIFRICES

  • US 20090297459A1
  • Filed: 05/20/2009
  • Published: 12/03/2009
  • Est. Priority Date: 06/03/2008
  • Status: Abandoned Application
First Claim
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1. A gel/precipitate silica composite for use in a dentifrice composition, wherein said composite has a maximum light transmission of at least 25% within a refractive index range of from about 1.432 to about 1.455;

  • a relative flavor availability as compared to silica sand of at least 50%;

    a CTAB of less than about 40; and

    , when incorporated into a dentifrice composition in an amount of 20% by weight, said dentifrice has a RDA (Relative Dentin Abrasion) value of at most 130;

    a PCR (Pellicle Cleaning Ratio);

    RDA ratio of from 0.7 to 1.3; and

    a haze value after 24 hours of less than about 50%.

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