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- The catalyst active stability can be more fully recovered by regeneration carried out in three steps in succession, namely, benzene extraction, nitroge... 按苯抽提、氮气吹扫、烧焦的顺序,分三个阶段进行催化剂再生,再生催化剂的活性稳定性得到更充分的恢复。
- Mechanical test results must be evaluated in conjunction with catalyst activity, selectivity, and stability data. 必须将机械测试结果和催化剂活性、选择性和稳定性数据联系起来进行综合评价。
- All the above research has established certain basis for improving the activity stability of catalyst in the alkylation of benzene with long chain alkenes. 这些为提高烷基化催化剂活性稳定性的进一步研究奠定了一定的基础。
- The order of catalyst activity was, ( Bd +hydrogasoline ) +TBC >B+ TBC> (Ni + TBC) + Al>A1 + TBC. 添加方式的活性顺序为:丁油+TBC>B+TBC>(Al+Ni)+TBC>(Ni+TBC)+Al>Al+TBC。
- The regeneration ability of zeolite catalyst is examined with thermogravimetry and analysis of active stability of reaction. 通过热重分析和活性稳定性评定考察催化剂的再生性能。
- The result shows that oxygen electrode have bifunctional catalyst activity but it is not completely reversible. 并详细讨论了氧还原和氧析出的电化学反应机理。
- From the Pt loading and catalyst activity, the conditions of the electrolytic impregnation were studied. 从催化剂的负载量和催化活性出发,对电解负载的实验条件进行了探讨。
- According to analysis of the reaction network in propane ammoxidation to acrylonitrile,the ways of raising the catalyst activity were explored. 根据丙烷氨氧化制丙烯腈反应网络的分析,探索了提高催化剂活性的途径。
- Tests and commercial application showed that LIP catalysts exhibited higher activity stability and good resistance to attrition. 评价和工业应用试验表明,LIP系列催化剂活性稳定性高,耐磨性能好。
- Compared with conventional reduction, the reduction time is greatly shortened and catalyst activity after reduction is much better. 与常规还原法相比,快速还原法大大缩短了还原时间,且还原后催化剂活性更好。
- The catalyst loss during preparation of fluid catalytic cracking(FCC) catalysts is mainly dependant on particle size distribution,fine powder percentage and activity stability of the zeolite catalyst. 催化裂化(FCC)催化剂制备装置的催化剂损耗主要取决于催化剂的粒度分布、磨细粉量和沸石催化剂的活性稳定性。
- The result is shown that, the highest catalyst activity is belonging to Tanyaokou natural pyrite.Also, possibility of optimum liquification condition for Shenhua coal was studied. 试验结果证明,炭窑口催化剂是天然黄铁矿中活性最高的,此外探讨了优化神华煤液化条件的可能性。
- Sulfur recycle catalyst activeness decline reason and its preventive measures are analyzed. 摘要分析了硫磺回收催化剂活性衰退的原因及防止措施。
- Rate equations of coke formation and relationships between catalyst activity and catalyst coke content were developed by concerning with the formation of both monolayer and multilayer coke. 在试验范围内,得到了结焦速率式,结焦量与反应时间,结焦量与催化剂活性的关联式。
- The possibility of the two processes' integration was proposed after analyzing various conditions in FCC riser reactor,namely temperature distribution,change of catalyst activity,existence of water,and effect of these parameters on MTO reaction. 分析了FCC提升管反应器中的温度分布、催化剂活性变化和水存在的状况,以及这些因素对MTO反应的影响。
- Move the traction setting to “gravel,” turn the active stability control off and prepare to do your best Travis Pastrana impression. 移动牵引设置为“砂砾”，把积极的稳定控制系统关闭，并准备做到最好特拉维斯帕斯特拉纳印象。
- A small quantity of acetone in feed material is advantageous to the increase of the catalyst activity, selectivity of MIBK and DIBK, but excess acetone will make against the synthesis reaction process. 反应物相中少量丙酮的存在有利于催化剂活性、MIBK和DIBK选择性的提高;但过量丙酮的存在对合成反应不利.
- BET and XPS measurements revealed that the change of pore distribution, the partial loss of Ni and Ce species over the surface of Ni-Ce/Al 2O 3 after using for a long time in this reaction system are responsible for the decrease of the catalyst activity. BET ,XPS表征显示 ,经过较长时间反应的Ni Ce/Al2 O3 催化剂 ,其孔径分布的变化以及活性物种Ni和助剂Ce向体相的迁移或流失 ,有可能是造成该类催化剂活性逐步下降的主要原因
- Its thermodynamic, dynamic behavior, mechanism and research of catalyst are discussed, and the effect of preparation method and additives on the catalyst activity are also discussed. 对其热力学、动力学行为、反应机理及催化剂的研究进行了阐述，并讲述了制备方法及助剂的添加对催化剂活性的影响。
- Albemarle is the leading global supplier of organometallics and single- site catalyst activators to the polyolefin and elastomers industries. 雅宝公司是全球领先供应商的有机化合物和单点激活催化剂的聚烯烃和弹性体产业。
