查询词典 catalyst

With catalyst MoS_2-active carbon were made. The hydrogenate above 220℃ from hydrogenation of No. 1 light gas oil at 70 atm. can be used as No.

一號輕油在70大氣壓下加氫所得的高於220°的餾分可作為10號柴油用；低於220°的餾分與回收輕質油混合再在70大氣壓下加氫一次，則可以得到T-2航空煤油。

The prepared supported palladium catalyst with ultra thin fiber morphology can hydrogenate olefin and nitrobenzene hydrogenation in high efficiency. The loss of noble metal was reduced and the quality of the product was improved for formation of chemical bond between metal and polymer.

本论文以电纺丝技术为基础，利用聚丙烯腈、苯乙烯-丙烯腈共聚物、聚乙烯基吡咯烷酮和壳聚糖衍生物等为载体，制备出了负载钯的超细纤维无纺布形态催化剂，并对其催化加氢性能进行了讨论研究。

Further treatment of the Ru nanoparticles with chiral modifier (1S, 2S)-1, 2-diphenyl-1, 2-ethylene-diamirse (1S, 2S-DPEN and KOH in ionic liquid/i-PrOH mixed solvent resulted in a novel immobilized chiral catalyst which can asymmetrically hydrogenate acetophenone and its derivatives.

将此钌纳米粒子与(1S， 2S)-1，2-二苯基乙二胺（简称(1S， 2S)-DPEN）、KOH在离子液体／异丙醇介质中原位生成一种不对称加氢催化剂，用于催化苯乙酮及其衍生物的不对称加氢反应。

Enterprises have the production capacity of 500 tons of hydrogenation catalyst, 1,500 tons of zeolite.

企业的生产能力有500吨的加氢精制催化剂、1500吨的分子筛。

The method of the present invention may be applied for various kinds of hydrogenation catalyst.

本发明方法可以用于各种加氢催化剂应用前的处理过程。

In this thesis, We review the catalyst design methods, and the development of the hydrogenation of the nitroaromatics.

简要综述了催化剂设计的基本方法，对芳香硝基化合物的还原作了简单的介绍。

It is important in theory and practice to study new technology in preparation high capability catalyst of MA hydrogenation.

随使用催化剂和工艺条件的不同，原料的转化率和目标产物选择性将有较大差别。

The effects of temperature and catalyst concentration on hydrogenation activit...

同时讨论了该氢化体系的温度和催化剂的浓度对氢化活性和选择性的影响。

Thus, it is practically significant to develop a new catalyst with high catalytic property for m-dinitrobenzene hydrogenation.

因此，研制和开发性能优良的加氢催化剂具有重要的现实意义。

During the process of catalytic hydrogenation, catalyst is one of the most factors that determine the cost and the qualities of products.

在催化选择加氢中，催化剂是影响产品成本及产品质量的重要因素之一。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。