The progress in the research and application of non-metallocene catalysts for olefin living polymerization has been reviewed in recent years.
阐述了近些年来非茂金属烯烃活[性]聚合催化剂的研究进展及其应用。
Living polymerization is an important method to synthesize block copolymers with well-defined structure,controlled molecular weight and narrow .
活[性]聚合为嵌段共聚物的合成提供了最为重要的方法,利用它可以合成结构精确、分子量可控、分子量分布窄的嵌段共聚物。
Different synthesis methods of star polymers by living polymerization are introduced as well together with th.
回顾了结构性能独特且应用颇为广泛的非线性星形聚合物研究现状;介绍了星形聚合物的特点、应用,以及通过活[性]聚合制备星形聚合物的不同合成方法,比较了各种合成方法的优缺点;综述了星形聚合物用作研究聚合物的支化模型、简化树形聚合物复杂的支化结构、获得聚合物支化信息的研究进展。
The properties of active polymer(SAP- 2) were evaluated and some core experiments were carried out.
对活[性]聚合物SAP-2进行了物化性能评价及驱油试验研究。
The content of macromolecular was analyzed through the experiments of different reaction temperatures, living polymer′s staying times, polar additives and monomer concentrations.
以正丁基锂为引发剂,合成丁苯阴离子聚合物,通过对不同的反应温度、活[性]聚合物停留时间、极性添加剂及单体浓度的试验,分析其中大分子的含量。