"Dow Corning" 772 water-repellent is an additive for solution concentrations as low as 0.1% based on the weight of solid material. When used as a water-repellent additive in latex paint, for instance, 1 lb, in 300 lb of paint will give a concentration of 0.1% siliconate. Optimum water repellency is usually developed with 0.1 to 1.0% concentration.
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