Copolymer beads of styrene and divinylbenzene were sulfonated by microwave heating.

用微波加热使苯乙烯和二乙烯苯共聚小球磺化。

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Solvent impregnating resins (SIR) have been prepared by impregnating macroporous styrene-divinylbenzene copolymer adsorption resins (SDAR) in the solution of extracting agent N235.

用萃取剂N_（235）（多种叔胺混合物）浸渍大孔苯乙烯-二乙烯基苯吸附树脂（SDAR）制备了溶剂浸渍树脂（SIR）。

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