Studies on the atom transfer radical copolymerization of vinyl monomer and vinyl monomer containing nitroxide group

The dispersibility of vinyl monomer graft modified carbon black in media has been discussed.

讨论了乙烯基单体接枝共聚改性炭黑在介质中的分散性能。

The effects of the type and content of vinyl monomer containing polar group on the flame retardance of PP were studied.

着重探讨了含极性基团的乙烯基单体种类及用量等因素对PP阻燃性的影响。

The end group analysis of polyacrylonitrile by IR spectrum confirmed that the free radical produced by the reaction of MST and eerie ion could initiate the polymerization of vinyl monomer.

由聚丙烯腈的红外光谱端基分析证实了MST组分与铈离子反应产生的自由基能引发烯类聚合。

Graft copolymerization of betaine type vinyl monomer onto hydroxyethylcellulose

甜菜碱型烯类单体与羟乙基纤维素的接枝聚合

The layers of montmorillonite contain Lewis acid sites and transition metal ions, which could be used for catalytic polymerization of vinyl monomer.

蒙脱土片层含有Lewis酸点及过渡金属离子可用于烯类单体的催化聚合反应；

Glycidyl methacrylate was a vinyl monomer having epoxy group. The polymer poly ( glycidyl methacrylate) containing epoxy group can be prepared with glycidyl methacrylate by homopolymerization or copolymerization.

甲基丙烯酸缩水甘油酯（GMA）是一种含环氧基的烯类单体，通过均聚合或者共聚合可以制备带有环氧基团的聚合物大分子。

The introduction of the vinyl monomer containing polar group into PP macromolecular chain could improve the flame retardance of PP obviously.

在PP大分子链上接枝含极性基团的乙烯基单体，可显著提高PP的阻燃性能；

Propagation Rate Constants for the Cationic Polymerization of Vinyl Monomer

乙烯基单体正离子聚合中链增长速率常数的研究进展

The tacticity of polymers is mainly influenced by the polarity of substituent group of vinyl monomer.

作者认为影响聚合物等规度的因素主要是取代基的极性效应。

Optimization preparation technology of a betaine-type vinyl monomer by uniform design

均匀设计法优化新型甜菜碱型单体的制备工艺

Effect of vinyl monomer structure on graft efficiency of starch graft copolymers

乙烯基类单体结构与淀粉接枝共聚物的接枝效率

Atom Transfer Radical Polymerization of Methyl Methacrylate Using Bifunctional Initiator, 4-( Chloromethyl) Phenyltrimethoxysilane

4-（氯甲基）苯基三甲氧基硅烷引发的甲基丙烯酸甲酯的原子转移自由基聚合

Through homopolymerization posthydrolysis process, the partially hydrolyzed polyacrylamide ( PAM) with super-high relative molecular weight is synthesized by two-stage polymerization method and bifunctional initiator initiates the polymerization, and the effects of polymerization and hydrolysis technical parameters on the relative molecular mass are studied.

选择均聚后水解工艺，采用双官能度引发剂和二段聚合法合成了部分水解超高相对分子质量聚丙烯酰胺；考察了聚合工艺参数和水解条件对聚丙烯酰胺相对分子质量的影响。

Synthesis and Characterization of a Bifunctional Initiator Containing Azo Bond and Aromatic Amine Group

含有偶氮键和芳香胺基双官能团引发剂的合成及表征游离基-阴离子引发剂

Study on the Polymerization of Acrylamide Initiated by Bifunctional Initiator

双官能度引发剂引发丙烯酰胺聚合研究

The results show that thermal decomposition series of bifunctional initiator is 1, thermal decomposition factor of it is 6.63 × 1010, thermal decomposition activation energy of it is 82.6KJ/ mol;

初步研究结果为，双官能度引发剂热分解级数为1级，热分解频率因子为6.63×10~（10），热分解活化能为82.6KJ／mol；

Bifunctional catalyst using Mg/ Al oxide solid solution as carrier impregnated with cobalt phthalocyanine sulfonates ( CoSPc) was prepared in the laboratory. The test result showed that the said catalyst had good catalytic activity.

在实验室以镁铝氧化物固溶体（Mg（Al）O）固体碱负载磺化酞菁钴（CoSPc）制成的双功能催化剂，对硫醇氧化反应具有良好的催化活性。

The better synergy effect of the bifunctional catalyst was obtained at the space velocity around 1000 mL/ ( g · h).

通过反应前后CO2含量的比较，得到较佳催化剂协同效应时的空速为1000mL/（g·h）。

Coupling the oxidative carbonylation of methanol and hydrolysis of DME to form the new bifunctional catalyst system.

耦合甲醇气相氧化羰基化和二甲醚水解两个反应，对新催化剂体系下的甲醇/二甲醚共进料合成DMC反应进行了尝试。

Bifunctional catalyst cospc/ mg ( al) o for thiols oxidation

新型硫醇氧化双功能催化剂CoSPc/Mg（Al）O的研究