1) W-MCM-41 zeolite
W-MCM-41分子筛
1.
The synthesis of W-MCM-41-tungstic acid catalyst and the processes for synthesis of GA from cyclopentene in the catalysts of W-MCM-41 zeolite or tungsten acid-boron anhydride by hydrogen peroxide oxidation have been studied.
研究了W-MCM-41分子筛的合成反应过程,并分别以分子筛、钨酸-硼酐为催化剂,考察了环戊烯H_2O_2氧化合成戊二醛的工艺过程,分析了反应机理过程,试验优化选择了较优的工艺参数。
2) MCM-41 molecular sieve
MCM-41分子筛
1.
MCM-41 molecular sieve was synthesized by the sol-gel method and functionalized with benzyl sulphonic acid and trimethylchlorosilane using a post-synthetic procedure.
通过后合成处理将苄基、三甲基硅烷基和磺酸基接枝到MCM-41分子筛上,制备了一种新型的有机-无机杂化S-B-MCM-41催化剂。
2.
ZrNp4 could react at room temperature with surface hydroxy groups of MCM-41 molecular sieve, with formation of an organo-zirconium complex (≡ Si－ O)2Np2 on the surface.
四新戊基锆 (ZrNp4)能在室温下与 MCM-41分子筛表面羟基发生化学反应，导致 =ZrNp2基团通过两个氧原子接枝在分子筛的表面 。
3.
MCM-41 molecular sieves with Mg-containing aluminophosphate building units were synthesized by microwave-assisted hydrothermal method.
采用微波水热法合成了含Mg的磷铝结构单元MCM-41分子筛。
3) MCM-41
MCM-41分子筛
1.
Catalytic Synthesis of Acetals and Ketals over H_3PW_6Mo_6O_(40)/MCM-41;
MCM-41分子筛负载磷钨钼酸催化合成缩醛(酮)
2.
Catalytic Synthesis of Cyclohexanone 1,2-Propanediol Ketal with H_3PW_6Mo_6O_ (40)/ MCM-41;
MCM-41分子筛负载磷钨钼酸催化合成环己酮1,2-丙二醇缩酮
3.
Novel Methods for the Synthesis of MCM-41 Mesoporous Molecular Sieves and the Recovery of Template;
MCM-41分子筛合成与模板剂回收新方法
5) MCM-41 Zeolite
MCM-41分子筛
1.
(1) The best synthesis conditions of MCM-41 zeolites synthesized byhydrothermal method in laboratory were nSiO_2/nAl_2O_3=70, nCTAB/nSiO_2=0．12, pH=9, crystal temperature 120℃and crystal time 56h; The bestsynthesis conditions of Si-Al composited zeo.
1、在本实验室条件下，水热法合成MCM-41分子筛的最佳条件为nSiO_2／nAl_2O_3=70、nCTAB／nSiO_2=0。
6) MCM-41 mesoporous sieve
MCM-41介孔分子筛
1.
Recent advance on the modification of MCM-41 mesoporous sieve by incorporation,function and support were reviewed,and its application in chemical engineering,environmental protection and biological medicine were summarized.
综述了近年来通过搀杂、有机官能化、负载的方法改性MCM-41介孔分子筛的研究情况,重点介绍了MCM-41介孔分子筛在化工、环保、生物医学领域的应用现状。
补充资料：10X分子筛
分子式：0.70CaO·0.30Na2O·Al2O3·(2～3)SiO2·6.0H2O
CAS号：
性质：白色粉末。具有高的吸附性和抗毒性。由水玻璃、偏铝酸钠、氢氧化钠按一定摩尔比混合后，发生反应，经结晶，过滤，洗涤，加入氯化钙进行离子交换(交换率70％)再过滤，再洗涤，烘干，加入粘接剂捏合，成型，灼烧活化制得。用于气体、液体的干燥，气体中硫化物、二氧化碳的脱除，芳烃的分离，以及用作催化剂及载体。
CAS号：
性质：白色粉末。具有高的吸附性和抗毒性。由水玻璃、偏铝酸钠、氢氧化钠按一定摩尔比混合后，发生反应，经结晶，过滤，洗涤，加入氯化钙进行离子交换(交换率70％)再过滤，再洗涤，烘干，加入粘接剂捏合，成型，灼烧活化制得。用于气体、液体的干燥，气体中硫化物、二氧化碳的脱除，芳烃的分离，以及用作催化剂及载体。
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参考词条