A new zeolite material designated EU-1 having a molar composition expressed by the formula:\nwherein R is a monovalent cation or '/n of a cation of valency n, X is silicon and/or germanium, Y is one or more of aluminium, iron, gallium or boron, and H20 is water of hydration ...
A new zeolite material designated EU-1 having a molar composition expressed by the formula: 0.5 to 1.5 R 2 O:Y 2 O 3 : at least 10 XO 2 :0 to 100 H 2 O wherein R is a monovalent cation or 1 /n of a cation of valency n, X is silicon and/or germanium, Y is one or ...
EU-1 zeolite / β zeolite / ZSM-5 zeolite / catalytic cracking / octane number / catalytic chemistry 引用本文 导出引用 庞新梅1,2;周志远2;侯凯军1;高晓慧2;张莉1;石小庆1;高雄厚1. EU-1分子筛的催化裂化反应性能考察. 工业催化. 2009, 17(11): 46 https://doi.org/10.3969/j.issn.1008-...
由于该方法必须使用大量的常规EU-1沸石作为原料来制备纳米EU-1沸石,因此合成成本非常昂贵;如果算上常规EU-1沸石合成步骤,其操作过程就更加繁琐。 另外还有一些专利技术,采用在沸石的合成体系中加入添加剂来合成纳米EU-1沸石。如专利US 6827924 Process for the preparation of nanocrystalline zeolite EU-1,公开了一种...
Synthesis, characteristics of hierarchical EU-1 zeolite for xylene isomerization probe reaction The hydrophobe layer restrains the growth of the crystal. Besides when nanocrystals of EU-1 zeolites pilling up together in disorder, organosilanes can ... X Li,P Ren,Y Zhang,... - 《Chinese Journal...
euzeolite的中文释义沪江词库精选euzeolite是什么意思、英语单词推荐、中英文句子翻译、英语短语 英音 ['ju:ziəlait] ; 美音 ['ju:ziəlait] ; 片沸石 相似单词 euzeolite 片沸石 最新单词 dewaterizer的中文解释 脱水器 dewatering是什么意思及音标 脱水; 疏水 dewaterer什么意思及同义词 脱水器; ...
陈化结束后于170℃晶化60h,抽滤洗涤并干燥,得到EU-1分子筛原粉,记作P。 将分子筛原粉样品经过成型,铵交换、浸渍、还原步骤得到EU-1催化剂样品(催化剂制备参考文献GuiP,LiX,ZhangS,etal.Quasi-solidstatesynthesisofEU-1zeoliteanditscatalyticpropertiesfortheisomerizationofC8aromatics[J].PetroleumScience,2012,9...
atoms and aluminium atoms, at least one matrix and at least one metal from group viii of the periodic table of elements, the zeolite modified with a number of aluminum atoms, representing more than 20% by weight of the total number of aluminum atoms present in said zeolite eu - 1 ...
而且,N.A.Briscoe等人的Review Zeolite(1998,8,74)中陈述过,这种一维槽具有深度为0.81 ,直径为6.8×5.8 的侧向凹穴。在欧洲专利EP-A-0042226中已经描述了合成EU-1沸石的方法及其物理-化学特性。在由至少一种烷基化的聚甲烯α-ω二铵衍生物,及该衍生物的降解产物或该衍生物的前体组成的结构剂存在下,合成方式...
atoms, at least one matrix and at least one metal from group VIII of the periodic table of the elements, the modified zeolite having a number of hexacoordinated aluminium atoms representing more than 20% by weight of the total number of aluminium atoms present in said modified EU-1 zeolite....