Generally, mixing plants do not use latex powder. Generally, they are only used for permeable concrete to enhance its water permeability; the price is more expensive. The following is an introduction: rubber powder is a redispersible vinyl acetate/ethylene copolymer powder, protective colloid - functional polyvinyl alcohol scope of use: 1, exterior wall insulation system, tile binder; putty 2, self-leveling floor mortar; 3, cement-based waterproof mortar; interface mortar.4, concrete repair mortar and other hydraulic and non-hydraulic systems modification. It can be dispersed in water, improve the adhesion between mortar and ordinary support, improve the mechanical properties of mortar, and enhance the workability of mortar.