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The reaction was initiated by the oxidation-reduction system which was composed of APS and the amino-group of carboxymethyl chiti. 以过硫酸铵为引发剂,制备了羧甲基甲壳素接枝丙烯酸甲酯共聚物,讨论了反应条件对接枝率和接枝效率的影响。