• 分布不同活性乙烯二乙烯基苯进行阴离子,合成一系列两相模型交联网络

    A number of model networks were prepared by anionic block copolymerization of divinylbenzene with various living polystyrene precursors having different chain length distribution.

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  • 采用正交实验设计研究反应温度升温速率乙烯基苯质量分数裂解温度保温时间五个因素碳硅率的影响。

    Based on orthogonal design, the effects of reaction temperature, heating speed, weight percent of DVB, pyrolysis temperature and heat retaining time on the yield of PCS were discussed.

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  • 采用正交实验设计研究反应温度升温速率乙烯基苯质量分数裂解温度保温时间五个因素碳硅率的影响。

    Based on orthogonal design, the effects of reaction temperature, heating speed, weight percent of DVB, pyrolysis temperature and heat retaining time on the yield of PCS were discussed.

    youdao

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