It is found that gelation of the copolymerization isaffected by reaction temperatures, volume percentages of CH_2Cl_2 and the chlorinecontents in the PB backbone.

• 结果表明,反应温度、CH_2Cl_2的体积分数及聚丁二烯主干上的氯含量对共聚反应的凝胶形成影响很大;