polyacrylamide造句 91. Synthesis of water - soluble high molecular weight polyacrylamide by homopolymerization and copolymerization was introduced. 92. An antistatic agent of polyacrylamide quaternary ammonium compound was designed and synthesized. 93. By means of polyacrylamide gel electrophoresis, peroxidase isoenzymes of six species of Acer L. were analyzed.