对二乙苯

助剂钙对二乙苯脱氢催化剂性能的影响

The Effects of Promoter Calcium on Catalyst Properties of Diethylbenzene Dehydrogenation

乙苯-乙醇烷基化合成对二乙苯催化剂的研究

Study of Catalyst for Alkylation of Ethylbenzene with Ethanol to p-Diethylbenzene

选择吸附对二乙苯动态性能的研究

A Study of the Kinetic Performance of the Selective Adsorption of Para-Diethylbenzene

本文介绍了对二甲苯装置生产对二乙苯过程中存在的制约因素，对此提出了相应改造方案。

The paper introduced some constraint factor in production of PDEB by PX unit and put forward a relative revamping pian .

以二乙基苯为代表，通过详细的热力学计算，探讨了不同反应条件对二乙苯与苯烷基转移反应平衡的影响。

Effects of reaction conditions on reaction equilibrium of transalkylation of diethylbenzene and benzene were investigated through detail thermodynamics calculation , with diethylbenzene as sample .

强酸位是对二乙苯和乙苯裂化的活性中心，而对歧化和异构化反应生成对位异构体的选择性影响不大。

The strong acid is the active site for creaking para-diethylbenzene and ethylbenzene and it has little effect on p-isomer selectivity of disproportionation and isomerization .

筛选出六种与吸附剂相匹配的脱附剂：苯、甲苯、丁苯、一氯苯、对二乙苯、对二氯苯。

A series of desorbents matched with the adsorbent such as benzene , toluene , butylbenzene , monochlorobenzene , p diethylbenzene and p dichlorobenzene were investigated as well .

间二乙苯主要在内表面酸中心上生成，而对二乙苯在外表面酸位上异构化不是主要途径.不同的磷加入量对分子筛表面磷的状态产生不同的影响。

The m-diethylbenzene is produced mainly on the internal surface acid site , but not by isomerization of p-diethylbenzene on the external surface . Phosphorus mainly modified surface acid site of zeolites .

同时，对混合二乙苯储罐改造后的效益进行了评估，效果很好。

The results of estimate for the modification showed good benefit .

在固定床实验装置上，用两种吸附剂分别对混合二乙苯中对二乙苯选择吸附性能进行了研究，实验表明，进料空速对各动态吸附参数有明显影响。

The selective adsorption performance of para-diethylbenzene in a mixture of diethylbenzene was studied with two types of adsorbents in a fixed bed .