The molecular weight distributions were estimated for carbon fiber polymer precursors such as poly(acrylonitrile-co -ita......

用小角激光光散射、膜渗透压、高效体积排斥色谱及粘度技术,研究了聚丙烯酸丁酯-三氯甲烷体系的稀溶液性质。订定了该溶液体系在25......

...