The results show that such complex has good catalytic activity and selectivity for catalytic methanol carbonylation.
结果表明，该配合物催化甲醇羰基化反应具有较好的活性和选择性。
The catalytic activity and selectivity of the catalysts for n-pentane isomerization at ambient temperature were investigated.
考察了所制备的催化剂上常温下正戊烷异构化反应的活性和选择性。
The catalytic activity and selectivity were little influenced by the loading amount in the cases of the coprecipitated catalysts.
但在共沉淀的反应中催化活性和选择性很少被反应量影响。
The effects of reaction conditions in the hydrothermal process on the catalytic activity and selectivity of TS-1 were investigated.
结合物性表征研究了水热合成条件对合成的TS - 1分子筛苯酚羟基化反应活性及选择性的影响。
The effects on the catalytic activity and selectivity of reaction temperature, time, pressure, quantities of catalyst and the kinds of solvent were observed.
分别考察了反应温度、反应压力、反应时间、催化剂用量及反应溶剂对反应的影响。
Nanometer catalyst material had peculiar crystallographic structure and surface property, thus its catalytic activity and selectivity were too much greater than these of traditional catalyst.
由于纳米材料催化剂具有独特的晶体结构及表面特性，因而其催化活性和选择性大大高于传统催化剂。
Carbon materials have high catalytic activity and selectivity to propene for ODP. Compared with activated carbon and graphite, CNF is a promising catalyst for ODP due to its structure peculiarities.
结果表明炭材料自身对于OD P过程具有较高的活性和选择性，尤其是CNF由于其独特的结构特点更适合用作odp过程催化剂。
The future study on catalytic hydrogenation of rosin will mainly be concentrated on the preparation of new catalysts with higher activity and selectivity to further lower pressure and temperature.
今后对松香催化加氢反应的研究主要是研制具有更高活性和选择性的新型催化剂，以进一步降低温度和压力。
The catalytic activity declined as the selectivity of paraxylene and ortho-xylene improved with increasing treated temperature.
随着处理温度的提高，催化剂的活性降低，对二甲苯和邻二甲苯的选择性上升。
Nickel-based catalysts possess high catalytic activity for ethylene oligomerization with high selectivity, easily-controlled oligomers distribution and moderate reaction conditions.
镍系催化剂具有活性高、选择性好、产品分布可调、反应条件温和等优良性能。
In this paper, the properties and mechanism of strong metal-support interaction and its effect on the activity and selectivity in the heterogeneous catalytic reaction were reviewed.
对金属-载体强相互作用的特性，产生的机理以及对多相催化反应的活性和选择性的影响进行了综述讨论。
The catalyst has high catalytic activity and excellent stability, both the conversion rate of TAME and the selectivity of isoamylene can be over 99%.
该催化剂具有良好的活性和稳定性，TAME转化率和异戊烯的选择性均超过99%。
The catalyst has high catalytic activity, good selectivity and stability, environment protection, simple preparation and lower cost.
本发明所述催化剂具有催化活性高、选择性好、稳定性良好、环境友好、制备简单、成本低的优点。
The high activity and high selectivity ang hydrogenation activity were painted out. Amorphous alloy catalysts are a kind of novel catalytic materials with broad development prospect.
指出了非晶态合金催化剂在催化中表现出优良的催化活性、高选择性和加氢性能，是一种有着广阔发展前景的新型催化材料。
The catalyst has high activity, high selectivity, high stability, long service life and high catalytic efficiency.
本发明使得催化剂的活性和选择性高、稳定性好、使用寿命长、催化效率大大提高。
The catalytic activity, selectivity and stability of the catalyst for esterification were investigated. The results show that the refluxing-adsorption method is advantageous to prepare the ca…
同时以酯化反应为催化模型，考察了催化剂在酯化反应中的催化活性、选择性、稳定性等性能指标，并得出了制备此催化剂的最佳条件。
The catalytic activity, selectivity and stability of the catalyst for esterification were investigated. The results show that the refluxing-adsorption method is advantageous to prepare the ca…
同时以酯化反应为催化模型，考察了催化剂在酯化反应中的催化活性、选择性、稳定性等性能指标，并得出了制备此催化剂的最佳条件。
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