硅剂

Moreover, the results of IR spectrum and apolar component of surface free energy showed that the alkyl chains of OTS tilted on the surface of PTW after the modification.

但是聚合物包裹为物理包裹，与PTW表面作用力弱；而硅烷偶联剂改性虽然可以有效改善粉体疏水性，但不能满足对粉体越来越高的疏水性要求[5]。

The interfacial effects of silane coupling between asphalt with granite and cement mortar were studied in this paper.

研究了硅烷偶联剂对沥青与石料及水泥砂浆界面的作用。

The study compares the decoloring effectiveness of a mixed rare earth carbonate with pure cerium oxide.

对铁含量为 0 。1 2 %、0 。1 6%的钠钙硅浮法玻璃进行了脱色实验研究，测定了样品的色差和总透过率，比较了纯氧化铈与廉价混合碳酸稀土作玻璃脱色剂的效果。

With the deepening of hydrophobic modification,the dispensability of modified starch in organic solvent liquid paraffin is markedly enhanced. The particle shape changes from rarefaction to cluster grape ball agglomeration state. The long chain group of methoxyl silane coupling agents KH570 is linked with the anhydrous glucose units of the cross-linked starch.

随着疏水化改性程度的加深，改性淀粉在液体石蜡有机介质中的分散性明显增强；颗粒形态由疏松态向串状葡萄球团聚态转变；在交联淀粉脱水葡萄糖单元羟基上引入了甲氧基硅烷偶联剂KH570的长链基团。

In this paper, three kinds of hydroxyl component are prepared for two-component waterborne polyurethane paint, that is, acrylic dispersion, acrylic emulsion and silicone-modified acrylic emulsion. The influence of the composites of these dispersion and emulsions on polymerization process, viscosity, particle size and coagulum are investigated, infrared spectroscopy , inductance coupling plasma , transmission electron microscopy and thermogravimetric analysis are used to characterized their structure, composite, morphology and thermal stability, respectively.

本论文制备了三种用于水性双组分聚氨酯涂料的含羟基组分，即丙烯酸分散体、丙烯酸乳液和有机硅改性丙烯酸乳液，研究了这些分散体和乳液在制备过程中聚合物的羟值、酸值、玻璃化温度、乳化剂、反应温度等对聚合转化率、凝聚物含量、聚合物粘度和粒径的影响，用红外光谱、热重分析、透射电镜和感应偶合等离子技术表征了其结构、组成、形态和热稳定性。

For the strong activity of Nano-Si02, the conglobation will happen easily. It is modified and dispersed with KH-570 and the ultra dispersing agent by means of mechanical and ultrasonic dispersion.

针对nano-SiO_2在涂料中不易分散且分散稳定性差，易发生一次团聚的问题，加入硅烷偶联剂KH-570和超分散剂，采用机械分散为主、超声波分散为辅的方法，对其进行改性和分散。

By using nanosized coper catalyst precursors, and preferably nanosized promoters as well, D/T values of greater than 10, and preferably greater than 15, are obtainable with silicon conversions in excess of 80 wt.%.

通过使用纳米级铜催化剂前体，以及优选纳米级促进剂，大于10，和优选大于15的D/T值可在硅转化率超过80wt。％的情况下实现。

The basic function of emulsified asphalt modified with silane coupler was studied in this paper.

研究了硅烷偶联剂改性乳化沥青的基本性能。

In this paper,the ketalization of cyclohexanone and ethylene glycol catalyzed by dealuminated USY was studied.

研究了脱铝超稳Y沸石催化环己酮与乙二醇的缩酮化反应，考察了催化剂硅铝比、催化剂用量、反应物配比、带水剂和反应时间等对缩酮化反应的影响。

Resins: gum dammar; PU dispersion; silicone resin, epoxy resin, alkyd, acrylic Resin, polyester resin, urethane resin, polyamide resin, amino hardener; two pack hydroxy acrylic, two pack isocyanate-free acrylic; vinyl chloride co-polymers, polyvinyl butyrals, thixotropic resin.

树脂类：达玛树脂；水性PU分散体；有机硅、环氧、醇酸、丙烯酸、聚酯、聚氨酯、聚酰胺、氨基固化剂；双组份羟基丙烯酸、双组份不含异氰酸脂丙烯酸；聚氯乙烯共聚物、聚乙烯醇缩丁醛、触变性树脂。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。