1)  Hβ zeolite
Hβ型分子筛
1.
The factors which would influence the mechanical strength of shaped Hβ zeolite are discussed,and the catalysis properties of Hβ zeolite in the methylation of methylnaphthalene are investigated.
本文主要考查了Hβ型分子筛挤出成型时 ,水粉比、胶溶剂、助挤剂对催化剂的影响 ,并初步考查了Hβ型分子筛在甲基萘甲醇烷基化反应中的催化性
2)  Hβ
1.
Modification of Zeolite with Phosphorus Pentoxide by Chemical Vapour Deposition;
五氧化二磷气相沉积改性Hβ分子筛
3)  Hβ/MCM-41
Hβ/MCM-41
1.
Acylation of anisole with acetic anhydride over Hβ/MCM-41 composite molecular sieves;
Hβ/MCM-41复合分子筛催化剂上苯甲醚与乙酸酐酰化反应研究
4)  Hβ molecular sieve
Hβ分子筛
1.
Methylation of methylnaphthalene with methanol for preparing 2,6-dimethylnaphthalene(2,6-DMN)on Hβ molecular sieve catalysts modified by Si(OC_2H_5)_4 chemical liquid deposition was studied.
研究了用正硅酸乙酯化学液相沉积改性的Hβ分子筛催化剂催化甲基萘与甲醇的烷基化制备2,6-二甲基萘(2,6-DMN)的反应。
2.
Performance of nickel and phosphorous modified Hβ molecular sieve used for hydroisomerization and aromatization were investigated with a microreactor using n -octane as probing compound.
以正辛烷作为反应模型化合物,在连续微型反应器上考察了经Ni和P改性的Hβ分子筛的临氢异构化和芳构化性能,并探讨了不同Ni、P含量对Hβ表面酸性的影响。
5)  Hβ zeolite
Hβ沸石
1.
Preparation of cyclohexene by dehydration of cyclohexanol on Hβ zeolite;
Hβ沸石催化环己醇脱水制备环己烯
2.
Catalytic synthesis of p-tert-butylcatechol by Hβ zeolite;
Hβ沸石催化合成4-叔丁基邻苯二酚
3.
Isopropylation of naphthalene with isopropyl alcohol to 2,6-diisopropylna-phthalene(2,6-DIPN) over Hβ zeolite was studied.
采用高压釜对Hβ沸石催化剂的萘异丙基化催化反应性能进行评价。
6)  Hβ zeolite
Hβ分子筛
1.
Characterization and catalytic properties of steam-phosphorus modified Hβ zeolites;
磷酸和水蒸汽联合改性Hβ分子筛的表征及催化性能
2.
Alkylation of benzene with propene over Hβ zeolite modified with citric acid;
柠檬酸改性Hβ分子筛上的苯与丙烯烷基化反应
3.
Study of one-stage synthesis of terpinyl acetate with Hβ zeolite;
Hβ分子筛一步催化合成乙酸松油酯的研究
参考词条
补充资料:A型分子筛
分子式:
CAS号:

性质:具有立方晶格,微孔结构的白色粉末或颗粒。有3A、4A、5A三种型号,3A型组成0.40K2O•0.60 Na2O•A12O3•2.00SiO2·4.50H2O,孔径3.0~3.3 Å (1Å =10-10m);4A型组成Na2O·A12O3·2SiO2·4.5H2O,孔径4.2~4.7 Å;5A型组成0.70CaO·0.30Na2O·A12O3·(2.00±0.08)SiO2·4.5H2O,孔径4.9~5.6Å。无味,无臭。无毒。无腐蚀性。不溶于水和有机溶剂,溶于强酸和强碱。热稳定性高。表面积大。对极性分子和饱和分子优先吸附,被吸附的气体和液体能解吸。具有高吸附性和按分子大小选择吸附的特点。有离子交换性和催化活性。使用后可再生。由水玻璃、偏铝酸钠和氢氧化钠按一定摩尔比混合,反应,经结晶,过滤,洗涤,离子交换(3A型加氯化钾,交换率40%;5A型加氯化钙,交换率70%),再洗涤,烘干,得原粉,再加入粘接剂捏合。成型。灼烧。活化而制得。广泛用于气体和液体的干燥、脱水、净化、分离、吸附,以及石油加工催化裂化过程和催化剂载体。

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