A high performance AAE water reducing agent containins charged radicals and polyether long--chain pendant groups in its polymer molecules was designed, synthesized and its water reducing effects and influence on properties such as concrete strength were determined.

Molecular design and study on relationship between structures and properties of polycarboxylate-type water-reducer;

Study on synthesis and property of alkali lignin water-reducer of wheat and straw pulp by microwave activation;

Experimental research on polycarboxylate water-reducer;

Control methods of compatibility of cement and water reducer;

Study on the compatibility of cement with water reducer by Marsh cone method;

Research on the effect of water reducer on the water content of green body;

Study on effect of different kinds of water-reducing agent on characteristics of building gypsum;

Progress in studying of the water-reducing agent raising the durability of concrete;

Effect of cellulose based water-reducing agent on hydration of cement;

On concrete water reducing agent from modified lignosulfonate;

Experiment on the technique of sulfonation of semi-chemical pulping black liquor as a water reducing agent;

Application of chlorine sulfonate water reducing agent in C50 pump concrete;

Critical values of concrete superplasticizer and pumping agent;

Influences of synergy effect retarders with superplasticizers on the performances of sulfo-aluminate expansive agents;

Dispersing Effects of Superplasticizer to Brucite Fibers;