【简答题】
根据单体的Q、e或r值,试判断下列各单体对能否发生自由基共聚? (1) 对二甲基氨基苯乙烯(Q 1 =1.51,e 1 =-1.37)-对硝基苯乙烯(Q 2 =1.63,e 2 =-0.39); (2) 偏氯乙烯(Q 1 =0.22,e 1 =0.36)-丙烯酸酯(Q 2 =0.42,e 2 =0.69); (3) 丁二烯(Q 1 =2.39,e 1 =-1.05)-氯乙烯(Q 2 =0.044,e 2 =0.2); (4) 四氟乙烯(r 1 =1.0)-三氟氯乙烯(r 2 =1.0); (5) α-甲基苯乙烯(r 1 =0.038)-马来酸酐(r 2 =0.08)。
参考答案:
参考解析:
举一反三