coupling reagent

A preparation technology of nano-SiO2 / styrene-acrylate emulsion by method of polymerization under the modified nano-SiO2 with silane coupling reagent existing was researched .

本文着重研究用硅烷偶联剂改性后的SiO2/苯-丙原位乳液聚合的方法，采用种子乳液聚合工艺，合成了具有正常核/壳结构的纳米SiO2/聚丙烯酸酯复合乳液。

Titanate was used as coupling reagent to immobilized TiO2 photocatalyst on polypropylene wad . The crystals of TiO2 was characterized . The photocatalytic degradation of dye wastewater was studied .

研究以钛酸酯为偶联剂，将TiO2光催化剂固定在聚丙烯填料上，制备负载型TiO2光催化剂，对晶相进行表征，对颜料废水进行催化降解。

Research of Surface Modification of Alpha Alumina by Titanate Coupling Reagent

钛酸酯偶联剂对α-Al2O3表面改性的研究

Glass fiber treated by heat , plasma and coupling reagent can decrease the wear ratio greatly .

研究结果还表明，采用热处理、等离子体处理和偶联剂处理后的玻纤，可以大大降低磨损量和改善材料的摩擦磨损性能。

Determination of nitrite in water with 8-hydroxyquinoline being coupling reagent

8-羟基喹啉作偶合试剂分光光度法测定水中亚硝酸根

Surface Organic Modification of SiO2 & Al2O3 Coated TiO2 Particles with Titanate Coupling Reagent

钛酸酯偶联剂对包硅铝钛白粉表面的有机改性

The new concepts about solid detector with internal sample , gluing-optic-al coupling reagent and gluing-scintillating-optical coupling reagent were given .

本文提出内部样品固体探测器、胶合光导剂和胶合闪烁光导剂的新概念。

Immobilized photocatalyst of nano TiO 2 was prepared by coupling reagent method . The photocatalytic decolourization in dye wastewater was studied .

采用偶联剂法制备负载型纳米TiO2光催化剂，对染料废水进行脱色试验研究。

Route ⅱ, OLL grafted to dextran via its terminal carboxylic acid group with the presence of nucleophilic reagent and coupling reagent .

路线Ⅱ为在亲核试剂及偶合剂的存在下，OLL末端羧基接枝葡聚糖。

The optimal antiultraviolet behavior of the blend system can be acquired when the amount of titanium oxide treated by coupling reagent was 0.5 % by weight under the experimental conditions .

在实验条件下，经偶联剂处理过的二氧化钛质量分数为0.5%时，共混体系抗紫外效果最佳。

It is emphasised that the detector system containing gluing-optical coupling reagent is a new kind of detector-plastic scintillation detector with internal sample of soft beta nuclides .

文中强调：采用胶合光导剂构成的系统是一种新型探测器（软β核素内部样品塑料闪烁探测器）。

HATU / HOAt / DIEA ( 4-fold equivalent ) as the coupling reagent ;

HATU/HOAt/DIEA为缩合剂（4倍过量）；

XPS and in-situ electron paramagnetic resonance ( EPR ) spectra were used to examine the interfacial chemical reaction between silane coupling reagent on silica fiber surface and the components of phenolic resin solution .

采用X光电子能谱（XPS）和原位电子顺磁共振（EPR）研究了石英纤维表面硅烷偶联剂和不同酚醛树脂溶液组分间的界面化学反应。

By comparing mechanics performances of the graphite composites , the optimum modifying coupling reagent is selected . The experimental results showed that optimum technological modification condition are under temperature 25 ℃, pulp density 10 % and ratio of modifying reagents 1 % .

通过最终石墨复合材料力学性能的对比，选择了最佳的偶联剂，其最佳的改性工艺条件为：温度25℃、矿浆浓度10%，改性剂用量为矿样量的1%。

This powder copolymerized with St , BA and MAA after surface treating by silicon coupling reagent KH - 570 . The solid content of the emulsion was 40wt % , and the percentage of the powder was 0 . 5wt % .

功能粉体经过硅烷偶联剂KH-570表面改性后，再与St、BA、MAA单体聚合反应.苯丙乳液固体质量分数为40%，功能粉体添加质量分数为0.5%。

Cross - coupling reaction of Grignard reagent catalyzed by nickel chloride

二氯化镍对格氏试剂交叉偶联反应的催化作用

It is the best using titanate coupling agents as pretreatment reagent and dimethylbenzene as solvent .

不同的偶联剂使用方法得到的表面预处理效果也不同，其中，以二甲苯为溶剂的湿混法最好。