Antacids

Claim 1

A PROCESS FOR PREPARING IMPROVED ANTACID PARTICLES WHEREIN THE WET ANTACID MATERIAL IS SELECTED FROM THE GROUP CONSISTING OF ALUMINUM HYDROXIDE, ALUMINUM HYDROXYCARBONATE, ALUMINUM MAGNESIUM GLYCINATE, CALCIUM CARBONATE, DIHYDROXY ALUMINUM AMINOACETATE MAGNESIUM ALUMINATE, MAGNESIUM CARBONATE, MAGNESIUM HYDROXIDE, MAGNESIUM OXIDE AND MAGNESIUM TRISILCATE SAID ANTACID PARTICLES HAVING A SIZE BETWEEN 0.5-300 MICRONS AND BEING COATED THEREON WITH A NON-TOXIC, INERT, SUBSTANTIALLY WATER-INSOLUBLE OIL COATING, SAID OIL BEING SELECTED FROM THE GROUP CONSISTING OF ALMOND OIL, COCONUT OIL, CORN OIL, COTTONSEED OIL, REFINED LINSEED OIL, LIGHT LIQUID PETROLATUM, HEAVY LIQUID PETROLATUM, OLEIN, OLIVE OIL, PALM OIL, PEANUT OIL, PERSIC OIL, SESAME OIL, SOYBEAN OIL AND SAFFLOWER OIL, THE PROPORTION OF OIL COATING ON SAID ANTACID PARTICLES BEING BETWEEN 1:50 AND 1:1000 BY WEIGHT OF OIL TO WET ANTACID; THE PROCESS OF WHICH COMPRISES DISPERSING AN ELECTRONEGATIVELY CHARGED POWDER SELECTED FROM THE GROUP CONSISTING OF AN ALKYL ARYL SULFONATE, AN ALKYL SULFATE, A SULFONATED AMIDE OR AMINE, A SULFATED OR SULFONATED ESTER OR ETHER, AN ALKYL SULFONATE, A DIOCTYL SULFOSUCCINATE, A HYDRATED ALUMINUM SILICATE, A SILICA PIGMENT AND A MICROFINE SILICA IN SAID OIL IN AN AMOUNT SUFFICIENT TO CHARGE THE OIL DISPERSION INTIMATELY CONTACTING THE SAID DISPERSION WITH SAID WET ANTACID AND AGITATING VIGOROUSLY TO OBTAIN A HOMOGENEOUS MIXTURE OF ALL THE MATERIALS PRESENT.