Cationic polyacrylamide (CPAM), used as a retention and drainage aid in paper industry, has received much attention. As the white water system becomes more clos
In this investigation, basalt mineral fiber softening agent was prepared in order to obtain desirable flexible performance. Stability and physical chemistry nat
Experiments on the catalytic pyrolysis of the papermaking lignin were conduced by using a new type of powder-particle fluidized bed to improve the yield of the