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- synthetic zeolite catalysts cracking [化] 分子筛催化裂化
- synthetic zeolite catalyst 合成分子筛催化剂
- Meanwhile,the market prospect of synthetic zeolite is also briefly introduced. 同时,也简单介绍了国外合成分子筛的市场展望。
- The deactivation of zeolite catalyst QZ-2000 was researched in phenol installation of Jilin Petrochemical Company. 对吉林石化公司双苯厂苯酚丙酮装置异丙苯单元中使用的QZ-2000分子筛催化剂的失活问题进行了研究。
- The effect of Sb2O3 on the surface character of a HZSM-5 type zeolite catalyst has been studied by ESCA. 借助ESCA技术,研究了Sb_2O_3对HZSM-5型沸石表面性质的影响。
- The influence of alkali's activation conditions, including baking method, alkalinity and NaOH/fly-ash mass ratio on synthetic zeolite was investigated. 讨论了碱活化粉煤灰的条件，包括焙烧方法、碱灰比和碱度对合成产物的影响。
- Application of zeolite catalyst in cumene process makes it possible to achieve better quality without pollution. 而在合成异丙苯阶段使用沸石分子筛为催化剂,具有收率高、产品质量好、操作费用低、无腐蚀等优点。
- The equilibrium adsorbate uptake we is 5.6 times that of macro-porous silica gel, 3.4 times that of micro-porous silica gel and 1.17 times that of synthetic zeolite 13X. 实验表明;这种复合吸附剂的平衡吸附量we最大可达0.;263kg H2O/kg干吸附剂;是粗孔球形硅胶的5
- The catalytic dewaxing (CDW) of lube oil fractions with shape selective zeolite catalyst before and after the removal of basic nitrogen was compared. 本文比较了润滑油馏分脱除碱性氮化物前后的催化降凝效果(采用择形分子筛崔化剂)。
- Determined the structure and property on deposition of coke on ZnHZSM -5 zeolite catalyst by TG, GC, NH3-TPD, XRD and H/Cetal. 通过TG、GC、NH_3-TPD、XRD、H/C、比表面测定等方法对结焦的催化剂进行表征，测定了催化剂上结焦的结构及性质。
- 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。
- This article introduces the production technology of ethyl benzene by circulation process for liquid phase and its AEB type zeolite catalyst. 摘要报导了苯和乙烯液相循环烷基化工艺及其所用AEB型分子筛催化剂。
- The positron lifetime spectra have been measured as a function of exposed air pressure for synthetic zeolite 13X and 3A,and as a function of calcination temperature for zeolite 10X. 测量了3A型及13X型沸石分子筛在不同压强空气中的正电子寿命谱，并测量了10X型分子筛在不同温度下焙烧后的寿命谱。
- The results showed that the zeolite catalyst strength was first increased and then decreased with the increase of acetic acid dosage, the maximal catalyst streng... 随着醋酸用量增加,催化剂活性略有增加,对异丙苯选择性影响不大,但催化剂稳定性却降低。
- Research and development results are reported for the synthesis of ethyl benzene by benzene alkylation with ethylene on AEB type zeolite catalyst in liquid phase. 报道了苯和乙烯在AEB型分子筛催化剂上进行液相烷基化反应合成乙苯的研究开发结果。
- This thesis describes an industrial experiment about the production of cumene on zeolite catalyst in phenol-acetone plant of Jilin Petro-Chemical Co.Ltd. 介绍了沸石分子筛催化合成异丙苯工艺技术在吉化染料厂原苯酚丙酮车间(现为中国石油吉林石化公司双苯厂)异丙苯单元的工业实验情况。
- New applications of synthetic zeolite 合成分子筛的新应用
- The adsorption and desorption of propylene,benzene,isopropylbenzene(IPB) and di isopropylbenzene(DIPB) over Y type zeolite catalyst were studied by using in situ IR and TPD ITD methods. 采用原位红外和TPD－ITD研究了二异丙苯、异丙苯、苯和丙烯在Y沸石催化剂上的吸附和脱附。
- To effectively enhance the contraposition selectivity of chlorinating reaction the p-chlorotoluene was prepared by direct chlorination of toluene and chlorine gas in the presence of zeolite catalyst. 为了有效提高甲苯氯化反应的对位选择性,研究了在分子筛催化作用下甲苯与氯气直接氯化制取对氯甲苯。
- The reaction law of phenol with MTBE to synthesis of p -TBP and 2,4-DTBP carried out on the fixed flow reactor under atmospheric pressure with HY modification zeolite catalyst is systematically researched. 甲基叔丁基醚 (MTBE)作为烷基化剂 ,以改性HY分子筛为催化剂 ,在常压连续流动固定床反应器上 ,对苯酚烷基化合成对叔丁基和 2 ,4 -二叔丁基苯酚 (2 ,4 -DTBP)的反应规律进行了较为系统的研究。
