The catalyst composition improves activity of the catalyst.
所述催化剂组合物提高了催化剂活性。
Transition metal catalyst composition is discussed with emphasis.
重点讨论了过渡金属催化剂的组成。
The invention relates to polyethylene and catalyst composition for preparing the same.
聚乙烯和用于它的制备的催化剂组合物。
Effects of catalyst composition, preparation, and structure on reactivity are investigated emphatically.
着重考察了催化剂组成、制备方法以及结构特征对反应性能的影响。
A catalyst composition and method for preparing a supported catalyst system for olefin polymerization is provided.
本发明提供了用于制备烯烃聚合的担载催化剂体系的催化剂组合物和方法。
The method for producing a polymer comprises contacting at least one olefin with the provided catalyst composition.
生产聚合物的方法包括使至少一种烯烃与所提供的催化剂组合物接触。
The effect of catalyst composition, microwave irradiation time and system pressure on the reaction was investigated.
考察了催化剂组成、微波辐照时间和体系压力对反应的影响。
The instant invention relates to a reactor useful in upgrading heavy oils admixed with a catalyst composition in a slurry.
本发明涉及用于重油改质的反应器，其中所述重油与浆料形式的催化剂组合物混合。
A catalyst composition including the dinuclear transition metal compound is highly active for a monomer having a polar functional group.
包含所述双核过渡金属化合物的催化剂组合物对于含有极性官能团的单体活性高。
The effects of catalyst composition and properties on yield distribution of catalytic cracking of coker gas oil containing feedstocks were studied.
探讨了以减压瓦斯油掺炼部分焦化蜡油为进料时催化剂组成及性能对催化裂化产品分布等的影响。
The present invention provides a novel catalyst composition comprising a metallocene complex, and a novel producing method for various polymer compounds.
本发明提供了含有金属茂配合物的新型催化剂组合物和用于制备各种高分子化合物的新型方法。
Then, disclosed is a method for separating and collecting the active component from the alkyl tin alkoxide catalyst composition as a useful dialkyl tin dialkoxide.
本发明提供由该烃 基锡醇盐催化剂组合物中将活性成分以有用的二烃基锡二醇盐的形式进 行分离回收的方法。
In particular, the invention is directed to making a formulated molecular sieve catalyst composition with a synthesized molecular sieve having been recovered using a flocculant.
尤其，本发明涉及用使用絮凝剂回收的合成分子筛制备配制分子筛催化剂组合物的方法。
The effects of catalyst composition, reaction temperature, space velocity, molar ratio of methanol to water, and reaction time on the performance of the microchannel reactor were investigated.
考察了催化剂涂层的配比、反应温度、水醇比、进料速度、反应时间对甲醇重整微槽道反应器性能的影响。
In addition, on the basis of the information obtained by the characterization of catalyst composition, structure and morphology, activity and deactivation behavior of the catalyst were discussed.
此外，本文结合催化剂的组成、结构和表面形貌的表征对催化剂的催化活性和失活行为进行了讨论。
The invention also discloses a preparation method for the novel complex, a catalyst composition containing the novel complex, and application thereof in ethylene oligomerization and polymerization.
本发明还公开了这种新颖配合物的制备方法，包含该新颖配合物的催化剂组合物及其在乙烯齐聚和聚合中的应用。
The invention relates to a molecular sieve catalyst composition, to a method of making or forming the molecular sieve catalyst composition, and to a conversion process using the catalyst composition.
本发明涉及分子筛催化剂组合物，制备或形成该分子筛催化剂组 合物的方法，以及使用该催化剂组合物的转化方法。
Factors affecting coking at the bottom of the fractionator are composition of slurry, temperature, catalyst content and residence time.
影响分馏塔底结焦的因素有分馏塔底油浆的组成、温度、催化剂含量及停留时间。
The effects of catalyst quantity, acetic alcohol mole ratio, acetic acid and ethyl alcohol feed site, reflux ratio and reflux composition on the process are investigated.
对乙酸与乙醇酯化反应体系，考察了催化剂用量、酸醇比、进料位置、回流比、回流组成等因素对过程的影响。
Then it discusses the relations of catalytic activity with composition of the catalyst, laser power and melting time.
同时还考查了催化剂组成、激光功率及熔炼时间与丙烯歧化反应活性之间的关系。
Compare three different fish oil materials on fatty acids composition, content and quality indexes, choose menhaden oil for the synthesis of ethyl esters by alkaline catalyst.
比较三种不同鱼油原料脂肪酸组成、含量和各项品质指标，选取步鱼油用碱催化法进行乙酯化反应。
Finally, the composition, advantages, water soluble ligand of supported aqueous-phase catalysis system and this kind of catalyst reported already was emphatically introduced.
最后重点介绍了负载水相催化体系的组成、优点、水溶性配体和已报道的此类催化剂。
The results showed that both carbon conversion and gas composition were strongly influenced by the catalyst content and reaction temperature.
实验结果表明，催化剂添加量和气化温度对碳转化率和煤气组成的影响最为显著。
The changes of viscosity, hydrocarbon composition and average relative molecular mass of Shengli heavy oil in catalytic upgrading by oil-soluble catalyst XAGD-2 were investigated.
研究了采用油溶性催化剂XAGD - 2催化改质胜利稠油过程中稠油黏度、组成和平均相对分子质量的变化。
The main factor influencing the yield of maleic anhydride is the phase composition or oxidation state of vanadium in the catalyst, and is not the BET surface area of the catalyst.
实验结果表明，影响顺酐收率的主要因素是催化剂的相组成及钒的氧化态，而不是催化剂的比表面积。
The results showed that the macrostructure, the composition of the crystal phase and the catalytic activity of the catalyst are related to the calcining temperature.
结果表明：焙烧温度对催化剂的宏观结构、晶相组成和催化活性均有影响；
The petrol composition influent emission of the engine markedly. It is especially important to control petrol composition particularly after three way conversion catalyst were installed in modern car.
汽油成分对排放有较为显著的影响，特别是在现代汽车普遍安装三元催化器后，控制汽油成分就显得尤其重要了。
Composition, particle size distribution and catalytic performance of NA catalyst in batch liquid bulk polymerization of propylene were studied and were compared with those of an imported catalyst.
研究了用于丙烯聚合的新型NA催化剂的组成、粒度分布及本体聚合性能，同时与进口催化剂进行了相关对比。
It is shown that the thermal conductivity of the catalyst is high, which is much influenced by temperature and pressure, and less influenced by composition of gas.
研究表明，该催化剂有效导热系数较大，温度、压力影响明显，组成影响较小。
This paper introduces the three-way emission control technology and the principle of auto exhaust catalytic converter. The main composition of the three-way-catalyst is also reviewed.
介绍汽车尾气三效催化净化技术及净化器的主要工作原理，并对三效催化剂主要成分： 载体、 涂层、 活性催化剂及助剂进行论述。
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