AromaxIsolene process

Reaction of hydrogenated pyrolysis gasoline raffinate partly incorporated with isomerization feed stocks,was studied in an experimental unit,using commercial xylene isomerization catalyst and technology.利用小型临氢装置对裂解加氢汽油抽余油掺兑二甲苯异构化原料的反应进行了研究,考察了正常异构化原料、配制模拟油和抽余油在二甲苯异构化催化剂上的反应性能,进行了工艺条件和稳定性实验,并对简化工艺进行模拟核算。PQx汉语字典

The problems existing in the operation of catalyst for xylene isomerization in the aromatics plant are studied,and the factors affecting the runing period of the catalyst such as impurities in the materials,lifetime of the catalyst,operating conditions of the isomerization reactor and operating accidents,are analyzed.针对芳烃装置二甲苯异构化催化剂运行过程中存在的问题 ,分析了原料杂质、催化剂的使用寿命、二甲苯异构化反应器的操作工况、操作事故等因素对催化剂运行周期的影响 ,提出了延长催化剂运行周期的相应对PQx汉语字典

Effects of steam treating temperature,time and steam flowrate on performance of the catalyst in xylene isomerization were investigated.对ZSM-5沸石进行水热处理,将其按一定比例与丝光沸石复配制备了乙苯转化型二甲苯异构化催化剂(简称MZ催化剂);在连续流动固定床反应器中评价了MZ催化剂的异构化性能;考察了ZSM-5沸石的水热处理温度、处理时间和水蒸气用量对MZ催化剂异构化性能的影响。PQx汉语字典

An input-output process model involving the isomerization of dimethyl benzene is statis-tically established, and developed and tested on a commercial unit.根据长期积累的操作记录数据建立了二甲苯异构化反应器操作工况的统计模型，据此对优化方向进行计算分析，制定了调优方案并在工业装置上实施。PQx汉语字典

The influence of the calcination temperature on the catalytic activity of zeolitefor the reaction of o-xylene isomerization was investig.本文还讨论了焙烧温度对邻二甲苯异构化的催化活性的影响。PQx汉语字典

In this paper, the latest advance in the research on xylene isomerization catalyst is reviewed.介绍了EUO、SM - 3和MgAPSO - 31等分子筛应用于二甲苯异构化催化剂的研究成果 ;总结和讨论了改性丝光沸石和ZSM - 5分子筛对二甲苯异构化催化剂反应性能的影响 ;并对二甲苯异构化催化剂的发展前景进行了展望 ,提出了二甲苯异构化催化剂的研究方向应集中在保证催化剂活性和稳定性的同时改善选择PQx汉语字典

Progress on Catalysts and Catalytic Technologies for Xylene Isomerization二甲苯异构化催化剂及催化技术研究进展PQx汉语字典

The discuss of the apply of xyol alienate molecule sifting catalyst;浅谈二甲苯异构化的分子筛催化剂的应用PQx汉语字典

Effect of Hydrothermal Treatment of ZSM-5 Zeolite on Performance of Xylene Isomerization Catalyst with Feature of Ethylbenzene Conversion水热处理ZSM-5沸石对乙苯转化型二甲苯异构化催化剂性能的影响PQx汉语字典

Aromatization of Isophorone to 3,5-Xylenol;异佛尔酮芳构化法制备3，5-二甲基苯酚PQx汉语字典

Ring-Chlorination of Toluene and Isomerization Reaction of O-Chlorotoluene over ZSM-5 Zeolite甲苯定向氯化及邻氯甲苯异构化研究PQx汉语字典

Two Stage Oxidation of Anthracite in Alkaline Medium and Synthesis of Terephthalic Acid by Isomerization of Coal Acids无烟煤两段氧化及产物异构化制对苯二甲酸PQx汉语字典

The nitration of pcymene may lead to dinitrotoluene.硝化对位异丙基甲苯时会生成二硝基甲苯。PQx汉语字典

Catalytic Composition of Diphenylmethane Diisocyanate二苯甲烷二异氰酸酯的绿色催化合成PQx汉语字典

Simultaneous Determination Xylene and Tolualdehyde Isomers by Chemomtrics-HPLC化学计量学高效液相色谱法分别同时测定二甲苯和甲基苯甲醛三种同分异构体的建模研究PQx汉语字典

Any of various mixtures of xylidine isomers.一种二甲基苯胺同分异构体的混合物PQx汉语字典

Formation of Aromatic Polycarboxylic Acids from Huolinhe Lignite by Oxygen Oxidation in Alkaline Medium and Synthesis of Terephthalic Acid by Isomerization of Coal Acid in Slurry Reactor;霍林河褐煤碱氧氧化及煤酸浆态床异构化制对苯二甲酸研究PQx汉语字典

DOM (dimethoxymethylamphetamine)二甲氧基甲苯异丙胺PQx汉语字典

Study on Preparation and Performance of Pervaporation Membranes for Separating Xylene Isomers;二甲苯异构体渗透汽化分离膜的制备及其性能研究PQx汉语字典

diisopropyl phthalate邻苯二甲酸二异丙酯PQx汉语字典

methyl diphenylene diisocyanate二苯基甲基二异氰酸酯PQx汉语字典

MDI(4,4'-diphenylmethane diisocyanate)-二苯基甲烷二异氰酸酯PQx汉语字典

DIDP (Di-iso-decyl Phthalate)邻苯二甲酸二异癸酯PQx汉语字典

diphenylmethane diisocyanate二苯甲烷二异氰酸盐PQx汉语字典