Naphthalene series superplasticizer is a non-air-entraining superplasticizer synthesized by chemical industry. Chemical name Naphthalene sulfonate formaldehyde condensate, easily soluble in water, stable physical and chemical properties, good effect, is a high-performance water reducer. It has the characteristics of high dispersibility, low foaming, high water reduction rate, strength, early strength, superior reinforcement, and strong adaptability to cement.