aromatics相关论文
Role of biochar surface characteristics in the adsorption of aromatic compounds:Pore structure and f
Biochar (BC) are widely used as highly efficient adsorbents to alleviate aromatics-based contaminants due to their ease ......
A facile approach was developed for the preparation of nano-sized HZSM-5 with a hierarchical mesoporous structure by add......
In response to the awareness of limited fossil resources and environmental concerns,catalytic conversion of renewable li......
Aromatics are important basic chemicals.However,direct conversion of syngas via the conventional Fischer-Tropsch synthes......
Design and preparation of efficient and greener catalytic systems for hydrogenation of benzene and other aromatics is an......
Catalytic pyrolysis of pine sawdust using pyrolysis-gas chromatography/mass spectrometry(Py-GC/MS)wi
Biomass catalytic fast pyrolysis with ZSM-5 to produce aromatics is a promising technology for biomass utilization.Howev......
Biomass is the only sustainable carbon source which can be converted into olefins and aromatics in the world.Catalytic f......
Formaldehyde intermediate participating in the conversion of methanol to aromatics over zinc modifie
Metal-modified H-ZSM-5 has a high selectivity of aromatics in methanol to aromatics(MTA)reaction,which is often attribut......
For first-order M~a(?)subsystem in a complex reaction system containing irreversible reactions,the charac- ter of the on......
本文在微反固定床上对乙二醇进行了催化制备烯烃和芳香烃的试验研究。试验中选取ZSM-5作为酸性催化剂,研究了热解温度、质量空速以......
柴油中芳烃的质量分数与油品质量密切相关,脱除其中芳烃可以改善油品质量,提高柴油十六烷值。以糠醛为溶剂对柴油中的芳烃进行萃取......
igh olefin contents....
通过在聚二乙烯基苯(PDVB)树脂表面嫁接甲胺基或丙胺基(PDVB-JA,PDVB-BA),制备PDVB改性树脂吸附剂,并考察其对低浓度芳香族化合物(......
Alkaline modification of ZSM-5 catalysts for methanol aromatization: The effect of the alkaline conc
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
HPMo-loaded Y-zeolites were prepared for the removal of trace olefins from aromatic hydrocarbons.The temperature of calc......
Catalytic pyrolysis process (CPP) producing ethylene and propylene from parafifn base atmospheric residue was developed ......
Because of its high density and low cetane number, the light cycle oil (LCO) containing heavy aromatics (60%—80%) can h......
A promising sulfated zirconia(SZ) was successfully synthesized to remove olefins from aromatics. The effects of type and......
Do vehicular emissions dominate the source of C6-C8 aromatics in the megacity Shanghai of eastern Ch
The characteristic ratios of volatile organic compounds (VOCs) to i-pentane,the indicator of vehicular emissions,were em......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
介绍了PX结晶分离技术及其在PX吸附生产装置扩产改造中的应用,给出了芳烃装置扩产改造的2种方案,并进行对比分析。结果表明,PX结晶......
Pseudomonas sp. Strain WBC-3 utilized methyl parathion or para-nitrophenol (PNP) as the sole source of carbon, nitrogen,......
1-Butyl-3-methylimidazolium bromochloroaluminate([bmim]Br-AlCl3)ionic liquid was used as an acid catalyst for removal of......
The kinetics of liquid-phase hydrogenation of benzene in misch metal nickel-five (MlNi5) and benzene slurry system was s......
ZSM-5分子筛催化甲醇制芳烃反应中,存在产品选择性低和催化稳定性差等问题。本研究通过XRD、物理吸附、NH3-TPD、TEM、TG及27Al MA......
以无水乙醇和无水乙醛为原料,浓硫酸为催化剂,制备了乙醛缩二乙醇。通过单因素实验确定较佳反应条件为:无水乙醇的用量为150mL,无水乙......
合成了一种HZSM-5沸石,用于甲醇转化反应表明,具有高的活性和BTX选择性。经各种方法改性后的HZSM-5可进一步提高BTX选择性或C<sub>......
通过浸渍法向ZSM-5分子筛中引入Zn,Ga,La,Ce,Sn等金属元素,对催化剂进行单金属和双金属负载,并对它在甲醇制芳烃反应中的影响进行......
分析了掺炼焦化蜡油(CGO)对催化裂化装置产品分布的影响,针对FCC装置掺炼CGO所存在的问 题,评述了FCC提高CGO掺炼比所应采取的一些......
直链低碳烷烃(LPG)在Ga、Zn修饰ZSM-5分了筛上能够很好地转变成芳香烃产物苯、甲苯、二甲苯(BTX),本文探讨了该反应的热力学及Ga、Zn组分在催化剂中的作用。......
结合中国石化上海石油化工股份有限公司生产的实际情况,详细介绍了在生产优化方面采取的措施,重点探讨了乙烯生产优化、芳烃生产优化......
绘制了十二烷基苯磺酸(DBSA)/辛酸/乙醇/水体系的拟三元相图,系统研究了在DBSA为表面活性剂的单相微乳液体系中辛酸和乙醇的酯化反应。分......
为降低排放物中的芳烃含量(主要是苯、甲苯和二甲苯),开发出一种低温催化氧化工艺,该工艺以O3为氧化剂,以自行制备的NiO/r-Al2O3为催化剂......
分析了未来芳烃可能过剩的原因,综述了芳烃催化加氢裂解制备乙烯裂解原料相关的芳烃饱和技术以及环烷烃开环技术,指出利用该途径实......
介绍了BAT-100苯和碳九芳烃烷基转移催化剂在中国石油化工股份有限公司天津分公司工业装置上的应用结果,对催化剂的运行情况和性能......
指出了芳烃联合装置异构化反应系统采用冷高压分离(冷高分)工艺的不足和选用热高压分离(热高分)工艺的可行性,介绍了中国石油化工股份......
通过对不同炼油企业生产的出口汽油质量的对比,分析了相关检验数据间的差异及影响。结果表明:C厂的汽油辛烷值敏感度最小,馏程范围......
采用梯度洗脱技术对煤液化油进行了分离,并对芳烃部分进行了气相色谱-质谱(GC-MS)和核磁共振氢谱(^1H-NMR)分析。结果表明,通过梯度洗......
芳烃类化合物是石化行业重要的基础原料.非石油基碳资源经合成气直接转化制取芳烃具有重要的应用前景,但该过程仍存在着芳烃收率低......
针对石化行业芳烃联合装置抽提单元检修期间,没有甲苯产出,歧化单元因无甲苯原料被迫停工的状况,进行工艺技术分析,提出了抽提单元......
介绍了芳烃加氢开环的途径及催化剂,综述了芳烃加氢选择性裂化技术在降低柴油中芳烃含量的应用情况。......
负载贵金属的层柱分子筛的芳烃加氢饱和性能刘维桥阎富山孙桂大达志坚闵恩泽(抚顺石油学院材料科学与技术研究所,抚顺113001)(石油化工科学研......
欧洲降低汽油中的芳烃含量必然导致该地区市场芳烃过剩,除挖掘本地区市场的新需求外,指出超前开发芳烃转化新技术是解决过剩芳烃的......
尽管行业低迷、效益转差,但行业投资仍保持较快增长,2013年中国国内芳烃聚酯供应快速增长,需求增长跌至低速水平,产能过剩苗头凸显......
合采油井各生产层段产量贡献是生产管理中的重要参数,现有测试该参数的技术都存在着成本高、精度低等缺陷。根据不同油层芳香烃分布......
研究了烷烃中少量芳烃的模拟移动床吸附动态过程,并在此基础上,用模拟移动床稳态和暂态吸附模型进行了拟合计算,传质采用线性推动......
Formaldehyde intermediate participating in the conversion of methanol to aromatics over zinc modifie
Metal-modified H-ZSM-5 has a high selectivity of aromatics in methanol to aromatics(MTA)reaction,which is often attribut......
对6种煤进行分级萃取, 按PBM法与NIST谱库化合物质谱数据进行计算机检索对照, 根据置信度或相似度, 并辅之以GC/FTIR数据确定化合......