This paper deals with the molecular weight distribution of the living polymer generated by bi-functional initiator of which the initiation rate constants of both reactive groups are different in each other. 本文处理了双宫能团引发剂的两个活性基具有不同链引发反应速度常数时,所生成的活性聚合物的分子量分布问题。
The molecular weight distribution of bi-functional living polymer 双官能团活性聚合物的分子量分布
The living energy of hardening reaction was obtained by DSC similarly. The stabilization of the synthesized polymer and the relation of structure and fluorescent function were represented by DSC, TG, infrared spectroscopy and fluorescent spectroscopy. 通过DSC、TG、红外光谱、荧光光谱等手段研究了合成聚合物的热稳定性,及结构与荧光性能的关系。
We expected these compounds, as a reactive additive, play a dual role: converting the traditional cationic polymerization into the living one and being polymerized into the polymer. 也就是说,它有两种功能:作为添加剂在阳离子聚合体系中将传统的阳离子聚合转变成为活性阳离子聚合,同时与聚合物共聚合,使聚合物链上带有活性官能团。
The reactive polydimethylsiloxane can be used to coupling reaction with carbanion of living polymer. 该端基反应性聚二甲基硅氧烷可用于与活性聚合物碳阴离子的偶联反应。
Graft Reaction of Living Polymer Obtained by Group Transfer Polymerization 基团转移活性聚合物的接枝共聚
Application of modified fullerene using living/ controlled polymerization in new polymer materials 活性聚合改性富勒烯C(60)在新型聚合物材料中的应用
The Reaction of Oxygen and Living Polymer with n-BuLi as Initiator 氧和正丁基锂引发的阴离子活性聚合物的反应
Kinetics of RAFT Based Living Free Radical Polymerization and Application in Synthesis of Complex Architecture Polymer RAFT调控的活性自由基聚合动力学研究及其在合成复杂结构聚合物上的应用
Controllable living radical polymerization can be a facile and reliable approach for fabricating magnetic polymer microspheres, because the molecular weight of polymer yielded is mono-dispersed and block copolymer can be produced by it. 可控自由基活性聚合方法所合成的聚合物分子量单一分散,并且能够很方便的合成嵌段聚合物,为设计与合成特定功能和结构的磁性高分子微球提供有力可靠的技术手段。
In this part, we have testified the living polymerization character in this polymer system by dynamic analysis and investigated gel behaviors such as the critical gel point and the gel swelling degree. 在这一部分工作中,我们通过动力学分析发现聚合过程是具有活性的,此外,我们还对凝胶的凝胶点和凝胶溶胀度等性质进行了深入的研究分析。
The request for improving the residence circumstance, enhancing the living quality and constructing a saving society brings more and more strengthening and rebuilding projects. Fiber reinforced polymer ( FRP) which is light and strong is neatly applied in the areas. 在改善人居环境、提高生活质量、建设节约型社会的大环境下,结构加固与改造的需求与工程越来越多,纤维片材的轻质高强性能使其在结构加固与改造领域中如鱼得水。
With the development of science and technology, The living radical polymerization methods become popular in polymer science. 随着科学技术的发展,活性聚合方法成为高分子科学中热门的课题之一。