with water as the medium of exterior wall latex paint more accord with the requirement of green environmental protection than solvent-based exterior wall coating, which contains more than 40% of the volatile solvent, which is a lot of cheap xylene, 200 # solvent gasoline, all these toxic solvents as the coating film to evaporate into the atmosphere, the waste of resources, environmental pollution, and the formula of the composition of plasticizer, most of them are estrogen-like substances, which are particularly harmful to men. the MAIN FUNCTION of EXTERIOR WALL LATEX PAINT IS to DECORATE and protect the building surface, make the building appearance neat and beautiful, thereby achieving the purpose of beautifying the urban environment, at the same time can play the role of protecting the exterior wall of the building, prolong its service life.  

There are many characteristics, the following are some of the main characteristics of exterior wall latex paint:  

Good decoration: requirements for exterior wall emulsion paint rich color, diverse choice, good color retention, can maintain good decorative performance for a long time;  

Good water resistance: the exterior wall is exposed to the atmosphere for a long time, and it is often washed by the rain, so the exterior wall latex paint must have good water resistance;  

Good stain resistance: dust and other substances in the atmosphere stain coating, coating will lose the original beautiful effect, so the exterior wall latex paint must not be easy to be stained with these substances or easy to clean after contamination;