IV.Anionic polymerization studies.

【题名】Telechelic diene prepolymers.

High molecular weight PLA can be prepared by ring-opening polymerization of lactides.

高子量的聚丙交酯主要由丙交酯开环聚合制备。

Soapless emulsion polymerization and heterocoagulation, the most important encapsulations of microparticles have been outlined intensively.

概述了无皂乳液聚合和杂凝聚法两种胶囊化方法及其涂料和塑料加工方面的应用。

The free radical polymerization of VOZO in benzene solution results poly 2 vinyl 2 oxazoline(PVOZO).

对合成过程中的溶及离等问题进行了讨论。

Vinyl Polymerization of Norbornene with Bis(imino)pyridyl Nickel(II) Complexes Author(s): Huang, YB.

web of science查文献，头一篇是这篇文章： 1.

It is caused by the property change of feed stock in storage process and alkadiene polymerization.

造成这一问题的主要原因，是原料油性储过程中发生变化、二烃发生聚合。

Microspheric trans aconitic acid imprinted polymers were synthesized via a precipitation polymerization with acetonitrile as dispersion solvent.

以乙腈为,采用沉淀聚合法合成了反乌头酸子印迹聚合物微球。

In comparison with in-situ polymerization, more homogeneous hybrids with monodispersion of titania were synthesized by blending method.

同原位聚合法相比，共混法可制备出更均匀的杂化体系，且TiO2为单。

The catalytic system formed from polymer-supported neodymium complexes shows high catalytic activity and stereospecificity for butadiene polymerization.

聚合物载体-钕络合物催化具有很高的催化活性和定向效应.

Using the method of latex polymerization,poly vinyl acetate was synhesized with PVA as protective colloid,which was crosslinked with formylamine-group containing component.

采用乳液聚合的方法,以乙酰化聚乙醇为保护胶体合成聚醋酸乙乳液,并用含甲酰胺基的乙组与其交联。

As the isocyan group is polymerized further, diphenyl carbondiimine may be formed, further polymerization of which forms a nitrogen-containing polycyclic aromatic compound.

异氰基化合物进一步二聚成二苯基碳化二亚胺，后者又聚合生成含氮杂环的多环芳烃。

The ring-opening polymerization mechanism of lactide in the presence of hydroxyl compounds was studied by using ferric ethoxide and ferric n-butoxide as catalysts respectively.

这些结果表明含羟基化合物的丙交酯/醇铁聚合体系中,羟基化合物作为共引发参与了丙交酯的开环聚合。

Another transparent gels with open-cell structure could be obtained by bicontinuous microemulsion polymerization using potassium perman...

研究证实,保持聚合过程相对稳定的前提下,微乳液聚合物凝胶与初始微乳液结构上具有相似性。

High-grade filling and retanning agent CDF was prepared by condensation polymerization reaction of urea,cyanuramide and dicyandimide.The property and application of the product were discussed.

本文主要论述了用脲、双氰胺、三聚氰胺等原料经缩聚反应制备填充复鞣CDF的方法及其性能与应用。

The inhibition and retardation effects of N,N-diethylhdroxyamine (DEHA) on free radical polymerization of styrene were investigated by dilatometry.

利用膨胀计研究了二乙基羟胺(DEHA)对苯乙自由基聚合的阻聚和缓聚作用。

The GPC results indicated that the polymerization degree increased with the extension of reaction tine and the molecular weight distribution was tend to be monodispersity.

GPC研究结果表明随反应时间延长，聚合度增大，聚合物子量趋于增大但性减小。

The diolefins and alkenyl aromatics are very unstable components which can give gums by polymerization.In giving olefins and alky aromatics the hydrogenation improves the product quality.

二烃和基芳烃是非常不稳定的组，可聚合产生凝胶。对于给定烃和烷基芳烃，氢化可以改善产品量。

We found that the poly methacrylates prepared by modified microemulsion polymerization have properties of high glass transition temperature (Tg) and rich syndiotacticity.

另外，利用改进的微乳液聚合制备的聚甲基丙酸酯类聚合物一般都有高Tg与富间规度的性。

For dithiocarbamates,it was found that the conjugation structure of N-group of dithiocarbamates played an important role in the living free radical polymerization.

结果表明硫化物的结构改变对于聚合反应有显著的影响。

When suspention polymerization was used in the preparation of the toner which is used in electrophotography,carbon black remarkablly inhibited the polymerization of vinyl monomer in the system.

用悬浮聚合法制备静电复印用增色时，着色炭黑反应体系中具有明显的阻聚作用。