查询词典 aluminate

The process comprises the subsequent steps a through e: a reacting phthalic anhydride with fluorobenzene or a derivative thereof in appropriate reaction conditions; b over reducing the product obtained in step a at the ketone moiety; c reducing the product obtained in step b with sodium dihydro-bis (2- 15 methoxyethoxy) aluminate to the corresponding alcohol ; d chlorinat ing the alcohol obtained in step c ; e inserting CO into the product obtained in step d through an appropriate Pd-containing catalytic system.

该方法包括以下步骤a～e：a使邻苯二甲酸酐与氟苯或者其衍生物在适当的反应条件中反应；b完全还原步骤a中获得的产品的酮部分；c用二氢-二(2-甲氧基乙氧基)铝酸钠将步骤b中获得的产品还原成相应的醇；d对步骤c中获得的醇进行氯化；e通过适当的含Pd的催化剂体系，将CO插入到步骤d中获得的产品中。

The effect of hydrophobic additive on the seed precipitation from sodium aluminate solution was studied by adding fatty acid and heneicosane at different proportions.

研究了疏水性添加剂脂肪酸类阴离子表面活性剂与21-碳烷不同配比对铝酸钠溶液分解产生氢氧化铝和氧化铝的粒度、强度及分解率的影响，考察了产物Al3和Al2O3的强度和粒度之间的关系，探讨了添加剂影响铝酸钠溶液晶种分解的相关机理。

Latest researches in preparation of hexa aluminate catalysts were reviewed, especially the raw material and preparation technology, including co-precipitation, sol-gel and microemulsion methods.

摘要综述了近年来六铝酸盐催化剂的研究近况，重点介绍了其制备材料及制备技术，包括共沈淀法、溶胶－凝胶法和微乳法。

The experimental condition of α-hexylene prepared by o-hexanol dehydration employing a zinc aluminate catalyst was studied in this paper.

本文采用锌铝盐作为催化剂，对正己醇脱水制备α-己烯的实验条件进行了研究，以期能拓宽高碳醇的使用领域，对高碳醇的综合利用进行进一步探索。

Microcrystal mordenite was synthesized using self-prepared silicon dioxide as the silicon source and sodium aluminate as the aluminum source.

以自制二氧化硅为硅源、市售偏铝酸钠为铝源合成丝光沸石。

Dioctyl sebacate was prepared by esterification of 2 ethylhexyl alcohol and sebacic acid in catalysis of aluminate.

以癸二酸与2－乙基己醇为原料，铝酸盐为催化剂，合成了癸二酸二辛酯。

The coating can be divided into two kinds as per light － retaining pigments: sulphuret series and aluminate series. Its feature is to shine after excited by light while afterglow decreases along with time gone.

该类涂料按所用的蓄光颜料分为硫化物系和铝酸盐系2大类，其特性为被光激发后能发光，余辉随时间延长而减小。

Therefore, zinc oxide and Eu~(2+)-activated strontium aluminate green phosphors were synthesized for the fluorescence conversion of near ultraviolet light-emitting diode, and their properties were examined by means of photoluminescent spectra, thermoluminescent spectrum, X-ray photoelectron spectroscopy and X-ray diffraction.

本研究针对近紫外LED荧光转换材料的要求，采用荧光光谱，热释光谱，X射线光电子能谱，X射线衍射等分析手段，重点研究ZnO绿色荧光粉和Eu~(2+)激活铝酸锶绿色长余辉荧光材料的合成，或提高发光效率和稳定性的新方法及其相关机制。并在以下几方面取得了一些进展： [1]将ZnS与一定量的卤化物MX(X=F，Cl，Br，I；M=Na，K，NH_4，Zn，ZrO)一起煅烧合成出发光性能优良的、具有六方纤维锌矿结构的ZnO绿色荧光粉。

Tricalcium aluminate (C3A) appears to influence the expansion of concrete under moist conditions.

铝酸三钙在潮湿环境下似乎影响混凝土的膨胀。

Using trimeric surfactant C_(14-2-14-2-14) as templating agent, the low cost and facile inorganic species sodium aluminate and sodium silicate as inorganic precursors, highly ordered 2D hexagonal aluminosilicate MCM-41 with high Al content were successfully synthesized.

利用廉价易得的硅酸钠和偏铝酸钠作为无机前驱体，以低聚季铵盐表面活性剂C_(14-2-14-2-14)为模板剂合成了高铝含量，高有序性的二维六方结构介孔硅铝酸盐材料，并对材料的结构、表面性质、形貌以及酸性进行了研究。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了