苯乙烯的原子转移自由基聚合(ATRP)——一个典型的“活性”/可控自由基聚合实验
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何贤哲, 于莹, 陶磊
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Atom Transfer Radical Polymerization (ATRP) of Styrene: A Typical "Living"/Controlled Radical Polymerization Experiment
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Xianzhe He, Ying Yu, Lei Tao
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表3 实验结果统计
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| 组别 | 1 h数均分子量/Da | 1 h分子量分布 | 2.5 h数均分子量/Da | 2.5 h分子量分布 | 产物质量/g | 产率 | | 1 | 2900 | 1.07 | 7300 | 1.21 | 0.61 | 13.5% | | 2 | 2300 | 1.05 | 4700 | 1.25 | 0.22 | 4.9% | | 3 | 2200 | 1.05 | 4600 | 1.12 | 0.31 | 6.9% | | 4 | 2700 | 1.07 | 6400 | 1.16 | 0.38 | 8.4% | | 5 | 2500 | 1.06 | 4400 | 1.09 | 0.06 | 1.3% | | 6 | 2700 | 1.06 | 4500 | 1.10 | 0.11 | 2.4% | | 7 | 2400 | 1.06 | 2800 | 1.16 | 未沉淀 | / | | 8 | 2200 | 1.05 | 3000 | 1.21 | 未沉淀 | / | | 9 | 2400 | 1.06 | 2800 | 1.16 | 未沉淀 | / | | 10 | 2000 | 1.04 | 2900 | 1.07 | 未沉淀 | / |
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