Silicas are chemically compatible with NaF and MFP. Calcium carbonate (chalk)-used in toothpastes with MFP Silicas mechanically clean the teeth, and some thicken the dentifrice.Sodium bicarbonate (baking soda)-used in toothpastes with NaF bactericidal.Calcium pyrophosphate (CalPyro) Carbonates help to clean and deodorize the mouth and make it smell fresh.used to clean and polish teeth to a smooth, lustrous surface they establish the abrasive capacity of the dentifrice A client who brushes teeth without dentifrice must brush longer, because there is no abrasive agent on the toothbrush to help remove soft deposits and stains adequately The five common dentifrice abrasives are phosphates, carbonates, silicas, aluminium compounds, and other substances Phosphates help the dentifrice make the teeth look white and feel clean and include the following: abrasive agents Composed of natural or synthetic materials that vary in hardness, particle shape, and particle size (grit). An additive that is necessary to make the formulation thick, hold together, clean efficiently, or have a particular color or flavor for consumer appeal. Other terms are: active ingredient or therapeutic ingredient Nonmedicinal ingredient AKA inactive ingredient. Preservatives (2-3%) Toothpastes are complex formulas of medicinal (therapeutic or active) and nonmedicinal (inactive ingredients) that must be compatible to be effective Medicinal ingredient an additive that produces a therapeutic or beneficial effect on either the hard or soft tissues. A fluoridated liquid gel dentifrice is effective in caries prevention because it reaches the interproximal surfaces and deep grooves of the teeth Components of Dentifrices -Cleansing and polishing agents (10-40%)
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