硅化的

Chiral compounds Ⅰ for the first time was applied to allylation of acylhydrazones with allyltrichlorosilane and the results showed that the compound Ⅰ can contribute to the occurrence of the reaction.

首次将手性化合物Ⅰ应用于烯丙基三氯硅烷和酰腙的烯丙基化加成反应中，结果表明化合物Ⅰ能够促进该反应的发生。

A process and etchant gas composition for anisotropically etching a trench in a silicon nitride layer of a multilayer structure and an etchant gas composition.

要約 一种在多层结构的氮化硅层中各向异性地腐蚀沟槽的工艺和腐蚀剂气体组分。

A three-dimensional large pore zeolite Hβ is used in the benzoylation of anisole instead of the classical Lewis acid catalysts to synthesize the important fine chemical intermediate 4-methoxybenzophenone.

采用高硅铝比、热稳定性好的三维大孔Hβ沸石替代传统Lewis酸催化剂催化苯甲醚的苯甲酰化反应，合成了重要精细化工中间体4-甲氧基二苯甲酮，收率可达92%。

The properties of the functional groups on surface of diatomaceous silica, as well as their dependences on the species, the microstructure, and the micromorphology, are investigated.

在此基础上，进一步研究了这些功能基在硅烷化表面改性中的作用，进而探讨并试验了调控表面酸性、表面电性以及磁性的方法。

The results show that gehlenite or α-wollastonite are crystallized during the heat treatment, and the properties of these glasses are improved due to the formation of such crystals.

实验发现：样品经微晶化处理后，试样中主要析出了钙铝方柱石和α-硅灰石晶相，这些晶相的析出提高了玻璃的性能。

A reduction-coupling-etherification reaction between aromatic aldehydes or ketones (1) and alcohols ( 2 ) to yield corresponding diether ( 3 ) of pinacol in the presence of tin and chlorotrimethylsilane.

在三甲基氯硅烷、四氢呋喃体系中，芳香醛、酮和醇在金属锡的作用下发生还原-偶联-醚化反应生成相应的频那醇二醚类化合物。

Meanwhile, the hardening process of phosphorous slag cement was also determined by trimethylsilylation method and mercury porosimeter.

利用X射线衍射、扫描电镜及差热分析等测试手段，对少熟料磷渣水泥的水化产物进行了分析，并结合三甲基硅烷化法和压汞仪对该种水泥的水化硬化过程进行了研究

It was demonstrated that the novel functional hyperbanched polyethylene could be prepared by the copolymerization of ethylene and polar comonomers protected by alkyl or aromatic silyl group.

研究表明，经烷基或芳基硅烷基团保护的极性单体与乙烯在MHNB催化作用下，通过共聚可以得到结构新颖的功能性超支化聚乙烯。

The coagulant was attained at the condition of Fe3+/Si molar ratio of 1∶0.2 and slaking time of 2 h.

在铁硅摩尔比为1∶0.2，熟化2 h的条件下，F-PFS的除浊性能最佳。

It is prepared through preparing the materials including alpha-silicon nitride crystal whisker, deionized water as solvent, polyethylene imine as dispersant, PVA as adhesive, propylene glycol as plasticizer and ammonium tetramethyl chloride to regulate pH value; mixing; twice ball milling and post-treatment.

所述浆料的制备方法是：加入α-氮化硅晶须，以去离子水为溶剂，以聚乙烯亚胺为分散剂，聚乙烯醇作为粘结剂，丙二醇作为增塑剂；加入四甲基氯化铵来调节料浆的pH值；制备步骤包括配料、混合、两次球磨及后处理工序。

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。