研究了丙烯与苯反应中反应温度对改性Y沸石催化剂失活的影响。
Effect of reaction temperature on coking deactivation of a modified HY zeolite catalyst for alkylation of benzene with propylene was investigated.
研究了微波辐射作用下丝光沸石催化氯乙酸与异戊醇的酯化反应。
Isoamyl chloroacetate is synthesized from chloroacetic acid and isoamyl alcohol with mordenite as catalyst and benzene as water carrying agent under the irradiation of microwave.
本文系用脉冲他化色谱技术进行丝光沸石催化剂上甲苯歧化反应动力学的研究。
A pulse technique is applied to kinetic study for disproportionation of toluene on mordenite catalysts.
在催化裂化装置一个不断循环流态化沸石催化剂允许快速裂解反应发生在气相。
The FCC unit continuously circulates a fluidized zeolite catalyst that allows rapid cracking reactions to occur in the vapor phase.
评述了环氧丙烷的各种合成方法,介绍了钛硅沸石催化丙烯环氧化反应研究的近期进展。
The recent progress using titanium silicalite to catalyze propylene into Propylene Oxide was introduced.
改性后的丝光沸石催化剂可较大幅度提高C_8芳烃收率,而且催化剂的热稳定性提高。
Modified catalysts are more stable, and can greatly increase the yield of C_8 aromatics.
此技术使用专有沸石催化剂,在保证其高活性和高稳定性的同时,能适应不同进料比例的原料。
The proprietary zeolite catalyst is utilized and it can suit feed with various rates with high activity and stability.
在M - 2型复合丝光沸石催化剂上,研究了偏三甲苯液相非临氢异构化合成均三甲苯的工艺。
A new technology for synthesis of mesitylene from pseudocumene by liquid non-hydroisomerization on M-2 catalyst was studied.
本文采用加压微反-包谱-数据处理机联合装置研究了在丝光沸石催化剂上甲苯歧化反应的失活动力学。
The deactivation kinetics for the vapor-phase disproportionation of toluene over mordenite catalyst has been studied by using a combined unit of micro-reactor under pressure and gas chromatography.
综述了三十年来国内外有关在改性X型沸石催化剂上,甲苯、甲醇侧链烷基化制备苯乙烯反应的研究状况。
A review is presented on side chain alkylation of toluene with methanol for styrene synthesis over modified X type zeolites in the last 30 years.
研究了吉林省东辽县天然丝光沸石催化甲醇氨化反应的规律,考察了酸处理、反应温度、反应物进料比和接触时间对样品催化性能的影响。
The present report concerns the law of the ammoniation of methanol catalyzed by natural mordenite mineral found in Dongliao country of Jinlin Province.
磁性沸石既具有吸附性能又具有磁性能,因而在催化应用和环境修复后可用磁场将沸石粉末分离出来[6]。
Magnetically modified zeolites offer the advantage of easy separation recovery of powdered zeolites after catalytic runs or environmental remediation by means of an applied magnetic field [6].
介绍了硅沸石作为吸附剂处理含有机物废水以及作为煤间接液化催化剂在C_1化学方面的应用。
The treatment of wasted water containing organic compounds as absorbent and the application in the C_1 chemistry as catalyst for indirect liquefaction of coal are reported.
结果表明,稀土阳离子交换改性能改善丝光沸石的催化性能。
The experimental results show that various modified mordenites have better catalytic properties compared to the unmodified mordenites.
用脉冲催化色谱中毒法测定并研究了氢受丝光沸石酸中心及其与甲苯歧化反应的关系。
The acid site of some H-mordenites is determined and studied by the pulse catalytic chromatography poisoning method.
多级有序沸石材料能有效地实现多级孔和多活性位的集成,在催化和功能材料领域有重要的应用前景。
Hierarchically ordered zeolite materials could effectively realize integration of multi-model pores and active sites, which had promising applications in fields of functional materials and catalysis.
研究了以阳离子改性的丝光沸石为催化剂,以氨和甲醇为原料,在常压固定床上二甲胺选择性合成反应。
The select(?)ve synthesis of dimethylamine from ammonia and methylalcohol using the cation modified mordenite as catalysts on atmospheric pressure fixed bed have been studied.
介绍了制备沸石分子筛催化剂成型时,成型条件对催化剂强度的影响。
The factors which influence the mechanical strength of the zeolite catalyst during extruding were discussed.
微孔—介孔复合分子筛是近年来沸石研究人员颇感兴趣的一类新催化材料。
Composites of micro-mesoporous zeolites is a kind of new catalytic material greatly concerned by many such researchers.
尤其是三甲基氯硅烷改性后的TS 1沸石,在相界面催化反应中,具有比改性前高得多的活性。
Especially by the TS-1 modified with trimethylchlorosilane, much higher catalytic activity was achieved than by parent TS-1 zeolite in the phase-boundary catalysis.
考察了微米和纳米hz沸石的回收套用性能,使用过的催化剂经程序升温焙烧再生后,催化活性基本得以恢复。
The recovery properties of Nano and Micro HZ catalysts were investigated. The spent catalysts can be refreshed by temperature-programmed calcinations.
为了解决这个问题,可以用无定形裂化组分对沸石进行改性而制成一种复合催化剂。
To overcome this problem, the zeolite can be modified with amorphous cracking component to form a compo - site catalyst.
评述了微波在沸石分子筛多相催化反应、表征沸石分子筛特性、沸石分子筛自身加热以及分子筛改性中的应用;
The use of zeolites in the field of multi-phase catalysis, characterization of zeolites, self-heating and modification of zeolites are summarized.
本文主要阐述了分级孔沸石材料的合成、表征及其催化应用的最新进展。
This article mainly covers the recent development of synthesis, characterization and catalytic applications of hierarchical pore zeolite materials.
HY沸石能够回收和重新使用,显示出与新鲜催化剂几乎相同的催化活性。
The HY zeolite can be recovered and reused to show almost the same catalytic activity as that shown by fresh zeolite.
以酸性天然沸石为催化剂,在催化反应精馏塔中进行了合成乙酸乙酯的研究。
The ethyl acetate is synthesized in reaction distillation column with acid natural zeolite as catalyst.
从而探索了沸石的酸性和其催化性质之间的联系。
Thereby, the correlation between acidic properties and catalytic properties of zeolites has been explored.
以特种活性组元改性MF I结构沸石为主活性组元开发了提高液化气中丙烯含量的催化裂化助剂MP031。
An additive, MP031, for enhancing propylene content in LPG was developed by means of modifying zeolite having MFI structure with special active metal component.
综述了用沸石分子筛作催化剂,择形烷基化合成4,4’-二烷基联苯的研究进展。
The development of shape - selective alkylation of biphenyl to 4,4' - dialkylbiphenyl over zeolite catalysts is reviewed.
综述了用沸石分子筛作催化剂,择形烷基化合成4,4’-二烷基联苯的研究进展。
The development of shape - selective alkylation of biphenyl to 4,4' - dialkylbiphenyl over zeolite catalysts is reviewed.
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