1) benzyl sulphonic acid functionalized MCM-41 molecular sieve
苄基磺酸官能化MCM-41介孔分子筛
1.
It was found that benzyl sulphonic acid functionalized MCM-41 molecular sieve(S-B-MCM-41) as catalyst was superior to sulphuric acid and other protonic acids in the esterification of acrylic acid with pentaerythritol.
以苄基磺酸官能化MCM-41介孔分子筛为催化剂,丙烯酸(AA)和季戊四醇为原料,合成季戊四醇三丙烯酸酯(PETA),研究了诸多反应条件的影响,发现其催化活性高于硫酸和其他质子酸。
2) 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。
3) MCM-41 mesoporous molecular sieve
MCM-41介孔分子筛
1.
The silica MCM-41 mesoporous molecular sieve has some advantages,for instance,stable framework,ordered pore canal,narrow distrbution of pore diameter,but its hydrothemal stability is terrible,acidity is inferior,pore diameter is not big enough and it isn't suitable for large molecule reaction.
纯MCM-41介孔分子筛具有稳定的骨架结构、孔道规则排列有序、孔径分布窄等优点,但其水热稳定性较差、酸性弱、孔径不够大、难以用于大分子反应。
2.
β-Tetra-(p-carboxyphenoxy)phthalocyanine cobalt((p-HOOCPhO)4PcCo)was loaded on MCM-41 mesoporous molecular sieves by impregnation to prepare(p-HOOCPhO)4PcCo/MCM-41 catalyst which was used in oxidation of ethanethiol.
采用浸渍法将β-四(4-羧基苯氧基)酞菁钴((p-HOOCPhO)4PcCo)负载在MCM-41介孔分子筛中制备了(p-HOOCPhO)4PcCo/MCM-41催化剂,通过X射线衍射、紫外-可见漫反射光谱、Raman光谱、N2吸附方法对催化剂的结构和组成进行了表征,研究了常温、常压下,该催化剂催化氧化乙硫醇反应的动力学。
4) Mesoporous molecular sieve MCM-41
介孔分子筛MCM-41
1.
Trypsin was immobilized on the Mesoporous Molecular Sieve MCM-41 with the aid of the coupling agent,glutaraldehyde.
以介孔分子筛MCM-41作为载体,戊二醛作为交联剂,对胰蛋白酶进行了固定化。
5) mesoporous molecular sieve MCM-41
MCM-41介孔分子筛
1.
Using sodium silicate as silicate and surfactant C16H33(CH3)3NBr as structural template,the preparation of mesoporous molecular sieve MCM-41 was accomplished successfully and with tetrabutyltitanate as precursor and aqueous vapour as activation medium,the inner surface of mesoporous sieve MCM-41 was modified by nano-titanate in an infrared image furnace.
以水玻璃为硅源,表面活性剂十六烷基三甲基溴化铵为结构模板剂,合成出MCM-41介孔分子筛,并以钛酸丁酯为前驱体,在高温气相炉中进行水解,羟基缩合对介孔分子筛MCM-41进行了纳米TiO2的修饰。
2.
Using industrial sodium silicate as silicate and surfactant C16H33(CH3)3NBr as structural template, the preparation of mesoporous molecular sieve MCM-41 was accomplished successfully by room temperature crystallization method, and and with tetrabutyltitanate as precursor, TiO2/MCM-41 loaded nanometer complex material was prepared by sol gel method and chemistry liquid deposit process.
以工业水玻璃为硅源,表面活性剂十六烷基三甲基溴化铵为结构模板剂,利用室温晶化法合成出MCM-41介孔分子筛,并以钛酸丁酯为前驱体,通过溶胶凝胶法及液相沉积法对介孔分子筛MCM-41进行纳米TiO2的组装。
6) Mesoporous MCM-41 fibers
介孔分子筛MCM-41纤维
补充资料：苄基
分子式：
CAS号：
性质：又称苯甲基。甲苯分子中的甲基碳上去掉一个氢原子后，剩下的一价基团。结构式为：通常也可写成：C6H5CH2—，PhCH2—，PhCH2—或用Bz—表示。
CAS号：
性质：又称苯甲基。甲苯分子中的甲基碳上去掉一个氢原子后，剩下的一价基团。结构式为：通常也可写成：C6H5CH2—，PhCH2—，PhCH2—或用Bz—表示。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条