查询词典 molybdenum oxide

The epoxidation of propylene to propylene oxide, using cumene hydroperoxide as oxidant, molybdenum-glycol complex as catalyst and ethanol as solvent, has been investigated.

研究了以钼－醇配合物为催化剂，过氧化氢异丙苯为环氧化剂，乙醇为溶剂的丙烯一步氧化制环氧丙烷的反应。

The molybdenum-based multiphasic oxide catalysts were prepared and tested in the selective oxidation of isobutylene to methacrolein reaction.

研究了添加不同助剂对钼基复合氧化物催化剂对异丁烯选择性氧化制备甲基丙烯醛反应的影响。

Per minute, the quenched trioxide is leached with hot water (between about 50°C. and about 100°C.) to leach the solubilized potassium and after liquid-solids separation the molybdenum trioxide is dissolved in ammonium hydroxide to form ammonium molybdates, which can be recovered from solution and then can be calcined to chemical grade molybdic oxide.

沥滤淬火的三氧化物，是为了浸出可溶性钾和液固体分离后三氧化钼溶解于氢氧化铵形成钼酸铵，这样形成的钼酸铵可以从溶液中得到，然后可以煅烧成化学级钼氧化物。

Firstly, the molybdenum based catalysts modified by silver, phosphorus, vanadium using aluminum oxide as carrier were studied. The results showed that its catalytic performance for 1,2-propane glycol oxidation to methylglyoxal is good.

论文首先对以氧化铝为载体，在银、磷、钒修饰下的钼系催化剂进行了研究，通过实验发现该催化剂对丙二醇氧化制备丙酮醛具有高的催化活性和较好的选择性。

This paper introduces the fundamental theory and technology feasibility of using molybdic oxide instead of molybdenum iron and vanadium slag instead of vanadium iron to smelt ZG20CrMoV steel.

介绍了采用氧化钼代替钼铁、钒渣代替钒铁直接合金化冶炼ZG2 0CrMoV钢的基本理论及工艺技术。

In our experiments, the hafnium films were deposited on molybdenum substrates by radio frequency magnetron sputtering technology, and the barium oxide layers were prepared by the chemical method to simulate the grid structure of traveling wave tubes. Then, the surface phase and compositional change in the grid was studied under high temperature by annealing from 900K to BOOK, which can be used in explaining the suppression mechanism of hafnium film.

实验中，利用射频磁控溅射技术在Mo基底上制备了Hf膜，并利用化学方法制备了BaO涂层以模拟行波管栅极结构，随后在N_2保护下，通过在900K到1300K范围内退火，研究栅极处于高温工作环境下表面相结构和成分的变化，以此解释了Hf薄膜抑制栅极电子发射的工作机理。

The effect of the amount of solvent was not distinct. In the molybdenum blue- di-n-octyltin oxide system, besides the effect of the amount of catalyst, oxidant, phase transfer, solvent and the reaction time, the effect of reaction temperature on the synthetic reaction of styrene oxide was researched.

在钼蓝-氧化三丁锡体催化系中，除研究了溶剂用量、催化剂用量、氧化剂用量、相转移剂用量以及反应时间对氧化苯乙烯收率的影响外，还研究了反应温度对催化氧化苯乙烯反应的影响。

Sichuan Nico State-run New Materials Co., Ltd.- to lithium, cobalt, copper, nickel, lead, zinc, molybdenum, silver mining, elections, Metallurgical, chemical-based industry. In Sichuan, Jiangxi, Tibet, Qinghai and other places have a more than mine and smelting plant, is an important lithium, cobalt, copper, nickel integrated production base. The corporation has an annual production capacity of 3,000 tons of lithium hydroxide, lithium carbonate 2000 tons, 1,500 tons of electrolytic nickel, copper and electrical copper 5000 tons, 500 tons of lithium cobalt oxide, cobalt and cobalt board 500 tons of salt, lead and zinc concentrate, 20,000 tons, MOLYBDENUM 1200 tons, 26 tons of silver production scale, product widely used in petrochemical, aerospace, automotive industry, high-energy batteries, pharmaceuticals, ceramics, aluminum and other industries areas, in national economic development plays an important role in promoting.

公司业已形成年产氢氧化锂3000吨、碳酸锂2000吨、电解镍1500吨、铜粉及电铜5000吨、钴酸锂500吨、钴板及钴盐500吨、铅锌精矿20000吨、钼精矿1200吨、白银26吨的生产规模，产品广泛应用于石油化工、航空航天、汽车工业、高能电池、医药、陶瓷、炼铝等行业领域，在国民经济发展中起着重要推动作用。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。