It has showed that the feeding speed of mixed monomers, temperature for polymerization and the dosage of initiator are main factors controlling the molecular weight.
结果表明，单体加入速度、聚合温度及引发剂用量是决定聚合物分子量的主要因素。
A new kind of combined impeller was presented based on the special requirement of polymerization and its mixed property was studied.
根据聚合反应的特定工艺过程要求，提出了一种新型搅拌桨，对其混合性能进行了研究并与常规桨型进行对比。
On this basis, the functional nanometer material was mixed into the sealer. Through in-situ polymerization, the nanometer particle are disperse evenly in the sealer.
在此基础上选择、试验了功能纳米材料，通过原位聚合将纳米颗粒均匀分散于封护体系。
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