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- Mesoporous MSU silica molecular sieves and its Ti, Zr, and V derivatives have been prepared under the iso electric point of silica (pH=2), using polyoxoethylene (10) stearyl ether as a structure directing agent. 以十八烷基聚氧乙烯基醚为模板剂 ;在 Si O2 的等电点 (p H值为 2 )下 ;成功地合成了具有 MSU结构的中孔 Si O2 分子筛及其 Ti、 Zr和 V取代衍生物 .
- The VPI-5 molecular sieve with 18-membered rings was synthesized by using dibutylamine(DBA) as the structural directing agent. 以二正丁胺(DBA)为结构导向剂;合成了含18元环的VPI-5分子筛.
- Keywords ionic liquid,condensation of aldehydes or ketones,halogenating agent,catalyst,chiral molecular sieves,structure directing agent; 离子液体;醛酮缩合反应;卤代试剂;催化剂;手性分子筛;模板;
- Structure directing agent 结构导向剂
- Structure directing effect of the lamellar liquid crystal on the deposited product was discussed. 讨论了层状液晶对沉积产物的结构导向作用。
- This article first elaborates the ship structure direct calculation concrete methods and regulations of CCS, DNV, LR and GL. 本文首先阐述了CCS、DNV、LR、GL四家船级社进行船舶结构强度直接计算的具体做法和基本规定。
- The controlling step of the ageing reaction for the directing agent of zeolite L is directional polymerization between aluminosilicate oligomers or betw... 沸石导向剂陈化反应的控制步骤是低聚态硅铝酸根离子之间或低聚态硅铝酸根离子与低聚态硅酸根离子之间的定向聚合反应。
- THE STRUCTURE DIRECTING CHARACTERS OF DPA AND DIPA DPA、DIPA模板剂结构导向性能的探讨
- On the basis of the support straps per formance test,the rational structure direction of support straps system for spac eborne parabolic radiant coolers is explored. 在支撑带性能试验的基础上，对星载抛物面型辐射制冷器支撑带系统合理的结构取向进行了探索。
- Flytrans as one of the biggest direct agents of the famous worldwide express couriers,offers the highquality,speediness and safety services to you. 翔展作为国际品牌快递公司的一级代理，为客户提供优质、快速、安全的服务，感觉犹如亲自递送。
- In the south section of the northwest of Altay, Xinjiang, the main structure directs NW-SE and suddenly transfers to S-N in the north (the primary S-N trench tectonics). 摘要新疆阿尔泰西北部地区的南段，主构造线方向为北西-南东向，而其北段的主构造线方向突变为近南-北向（区域性南北向构造）。
- Synthesis of NaY zeolite with liquid-phase directing agent 液相导向剂法合成高硅NaY型沸石
- AFS Structure Direct Sum Decomposition AFS结构直和分解
- The two halves of the structure didn't marry up. 该结构的两部分未配合好。
- High winds put great stress on the structure. 大风作用于该建筑物上而产生巨大的应力。
- The culture, processes and structures directed towards the effective management of potential opportunities and adverse effect. 对潜在的机会或相反作用进行有效管理的一系列方法。
- The structure had keeled over in the high winds. 那座建筑物让大风给刮倒了。
- A fan-shaped anatomical structure. 扇形器官扇形的解剖结构
- A secluded structure, such as a bower, in a garden. 凉亭一种在花园中建造的隐蔽性建筑物，如凉亭
- The microscopic structure of tissue. 组织机构组织的微观结构
