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- We explored the optimal way to prepare the large grain of rare-earth composite oxide, though the selection of best precipitator, best way to deposition etc. 文章通过对沉淀剂、沉淀方法等的研究,探索了实验室制备较大粒径稀土复合氧化物的优化条件。
- The results showed that Co-Ce composite oxide with Ce/Co molar ratio of 0.05 (CoCe0.05 catalyst) performed best in the N2O decomposition reaction. 结果表明在研究的系列催化剂中,Co-Ce复合氧化物催化剂具有最好的催化分解N_2O的活性;
- The preparations, performance and mechanisms of lithium intercalating for tin oxide, tin composite oxide and (tin-based) alloy were introduced. 总结了锡氧化物、锡复合氧化物以及锡合金的制备方法、性能和贮锂机理,概述了锂离子电池锡基负极材料的研究现状。
- La_(1-x)Sr_xCo_(1-y)Fe_yO_3 perovskite-type composite oxides are won- derful electronic-ionic conductor,which makes them be potential cath- ode materials for ITSOFC. La_(1-x)Sr_xCo_(1-y)Fe_yO_3钙钛矿型氧化物具有良好的电子和离子混合导电性能,可作为中温固体氧化物燃料电池(ITSOFC)的阴极材料。
- Nanometer W-Ni-Fe composite powder was produced by the method of two step reduction of W-Ni-Fe composite oxide powder, in which the procedure parameters were controlled. 利用两阶段还原法对W Ni Fe复合氧化物粉末进行还原,控制还原工艺的参数制得纳米级W Ni Fe复合粉末。
- We explored the optimal way to prepare the large grain of rare-earth composite oxide,though the selection of best precipitator,best way to deposition etc. 文章通过对沉淀剂、沉淀方法等的研究,探索了实验室制备较大粒径稀土复合氧化物的优化条件。
- Latest researches in application of hydrotalcite-like materials in catalytic redox reactions were reviewed, especially" green" catalytic application of hydrotalcite-like materials and their derived composite oxides in synthesis of fine chemicals. 综述了水滑石类材料在氧化还原催化反应中应用的最新研究进展,重点讨论了类水滑石及以类水滑石为前驱体衍生得到的复合氧化物在精细合成中的绿色催化应用。
- A new process for preparation of ethylene glycol menoethyl ether acetate by one step reaction of ethylene oxide and ethyl acetate with Mg/Al composite oxides (Mg-Al-O, LDO) as catalyst is reported. 介绍了以环氧乙烷、乙酸乙酯为原料,Mg Al O体系(镁铝复合氧化物,LDO)作为催化剂,一步合成乙二醇单乙醚醋酸酯(EGEEA)的方法。
- Nano-particulate Ce0.8Pr0.2Oy composite oxides were prepared by modified as well as conventional citrate precursor technique. These samples were characterized by XRD, TG-DSC, Raman spectroscopy and BET. 通过两种柠檬酸前躯体法制备了Ce0.;8Pr0
- The simulating study of the formation and inhibition of phenolic tars in the process of diphenols preparation by hydroxylation of phenol with iron-based composite oxides as catalyst was conducted. 对铁基复合氧化物催化苯酚羟基化合成苯二酚反应过程酚焦油的生成反应进行了模拟研究。
- The progerss in production and process research of hydroquinone and catechol were reviewed, and suggested that the composite oxide catalysts are the applicable catalysts in our country. 综述了邻苯二酚与对苯二酚的生产与研究现状,提出了复合氧化物类催化剂是适于我国国情的实用催化剂专利。
- La_l-xSr_xCO_l-yFe_yO_3 perovskite-type composite oxides is a wonderful mixedelectrical-ionic conductor, characteristic of good thermal and chemical stability,is a potential candidate for SOFC. La_l-xSr_xCo_l-yFe_y0_3钙钛矿复合氧化物是一种优异的电子-离子混合导体,且具有良好的热和化学稳定性,可作为固体氧化物燃料电池的阴极材料。
- HE Ze-qiang, LI Xin-hai, XIONG Li-zhi, et al.Preparation and electrochemical properties of tin-based composite oxide by high-energy ball-milling method [J].Chin J Inorg Chem, 2004, 20(1): 102 - 106. [6]何则强;李新海;熊利芝;等.;锡基复合氧化物的高能球磨法制备及其电化学性能[J]
- The rare-earth-zirconium composite oxides which have high thermal stability and high storage of oxygen are getting more and more attention in the automotive exhaust cleaning field. 摘要由于其良好的储放氧能力和热稳定性,以铈为主的铈锆氧化物在汽车尾气的处理中得到了越来越广泛的应用。
- Testing results suggested that: the cold drawability and formability of HP295 hot rolled plate are improved by the effective control of silicate inclusions, composite oxide and sulfide in steel. 试验结果表明:通过对钢中硅酸盐夹杂、复合氧化物夹杂和硫化物夹杂进行有效地控制,改善了钢板的冷弯性能,HP295热轧钢板的成型性能满足使用要求。
- Precursor of nano-sized Cu-Mn composite oxide was synthesized by solid-state chemical reaction method with cupric acetate\,manganese acetate\ and oxalic acid\ as the raw materials. 以乙酸铜、乙酸锰与草酸为原料,采用固相化学反应法制备了纳米铜锰复合氧化物前驱物,利用均匀设计考察了微波功率与加热时间、热分解温度及时间对产物粒径的影响。
- Corey as the oxidant, the yield achieved 74.0%. 反应温度为25℃;收率:74.;0%25。
- It is bleacher, it is strong oxidant. 它是漂白剂,又是强氧化剂。
- The results indicated that the composite oxide composition influences its acid characteristics that TS?1 has higher Br?nsted acid sites and TS?4 has higher Lewis acid sites. 实验结果表明;TS系列载体随组成不同;其酸性特征也不一样;TS 1具有较多的B酸位;而TS 4则具有较强的L酸.
- magnesium tin metal composite oxides 纳米Mg-Sn金属复合氧化物