查询词典 alkoxide

The results showed that it is feasible to synthesis the rare earth alkoxide by taking the alkaline earth alkoxides as the providers of alkoxy.

结果表明，以碱土金属醇盐为烷氧基提供者制备稀土金属醇盐是可行的。

By controlling the hydration of alkoxide, and with n-butanol azeotropic distillation and ethanol rinsing methods, the preparation process of superfine titania powder was investigated in detail.

利用控制醇盐水解的方法，分别采用正丁醇共沸蒸馏和乙醇洗涤这两种工艺，详细研究了超细二氧化钛粉体的制备过程。

Fine particles with diameter about 10nm to 200nm are obtained through hydrolysis and calcining of the complex alkoxide.

结合热分析、红外光谱、X射线衍射技术等研究了钙钛矿结构钛酸铅微粉的形成机理。

During the course of our recent investigation on a new generation of dihydroxylation catalysts,we had had the pleasure of preparing DMAP-derived benzylic alcohol 1 and desired to use its sodium alkoxide ion for an intended nucleophilic substitution event.

在我们对催化剂的羟化新一代最近的调查过程中，我们不得不编写DMAP的乐趣衍生苄醇1和期望使用的预定活动的亲核取代醇钠离子。

In general, TiO2 synthesis used precursors for the titanium alkoxide or titanium metal salt which are hydrolyzed and thermal treatment to obtain TiO2 crystals.

传统二氧化钛合成是利用含钛的金属烷氧化物或含钛的金属盐类为前驱体，加以水解及热处理。

Withbimetallic μ-oxo alkoxide as initiator, the homopolymerization of MG follows atypical living process.

以双金属烷氧化合物为引发剂，MG单体的聚合遵循经典的活性聚合过程。

The reaction of C_(60) with freshly prepared sodium alkoxide solution under aerobic condition was well investigated,which provides a facile protocol to synthesize a variety of C_(60)-fused tetrahydrofuran derivatives with oxygen atom directly attached to fullerene cage.

系统的研究了C_(60)与新鲜配置的醇钠溶液在O_2存在条件下的反应，得到了一系列氧原子直接与C_(60)分子相连的富勒烯四氢呋喃结构的衍生物。

The preferred (111) orientation of MgO films became better with the increase of the annealing temperature or thickness of the film. The oxidation of Si surface during the pyrolysis and crystallization of Mg alkoxide is suggested to account for the preferred (111) orientated MgO films on Si (100) and Si (111) substrates.

同时，退火温度的升高和薄膜厚度的增加都能使MgO(111)的择优取向性越来越好；Si的易氧化是导致镁醇盐经过高温分解结晶形成MgO(111)择优取向的主要原因。

Evans in-troduced a concept of Bukiding Block in his study of Ytt-rium and lanthanide alkoxide chemistry.

Evans在研究稀土烷氧基多核配合物时提出了Building Block的概念。

For decreasing the quantity of the organic solvent and saving the environment, this paper is focused on the preparation of stable TiO2 sol by using titanium alkoxide as precursor and water as solvent while adding acetic acid for the purpose of moderating the rate of hydrolysis.

溶胶-凝胶处理可以在织物的表面形成复杂的氧化物网络结构，这层凝胶固着在织物的表面，改表纤维的表面化学性能，赋予织物一定的功能性。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。