The ageing depeion of nitrate-poetherthased Polyurethans were studied by means of swellingtheory of polymere and chemical reaction kinetics.

运用聚合物溶胀理论和学反应动力学，研究酯基聚聚氨酯降解过程。

Two different kinds of palladium complexes of nitrogen containing polymere havebeen prepared and their catalytic actions for p -nitro -methyl benzfene have been invertigeted.

制备两种不同含氮高分子-钯络合物，并研究它们对对基甲苯催活性。