针对ZnO/Silicalite-1催化剂体系在低碳烷烃脱氢反应中进行了系统的研究,阐述了催化剂活性位的结构以及形成过程;通过优化催化剂组成,进一步提高了催化剂的催化性能。在先进表征手段的支持下,研究了催化剂活性位结构和催化性能之间的关系,为设...
Silicalite-1沸石膜 1. The high quality zeolite Silicalite-1 membrane was prepared on the porous α-Al2O3 support tube by a novel embellishing method. 采用原位水热法在粗糙大孔α-Al2O3载体管上预先合成Silicalite-1沸石,程序升温焙烧该管后,用砂纸打磨管表面,再用原位水热法在打磨后的管上二次合...
网络疏水硅沸石 网络释义 1. 疏水硅沸石 1.疏水硅沸石(Silicalite-I)结构性质的表征 <化学学报>,1994,52: 573-574.2."Studies on the Formation and Characteristics of Tw... www.cam.fudan.edu.cn|基于3个网页
Structural Signatures of Type IV Isotherm Steps: Sorption of Trichloroethene, Tetrachloroethene, and Benzene in Silicalite-I 来自 ACS 喜欢 0 阅读量: 105 作者: N.,Floquet,J.,P.,Coulomb,G.,Weber,O.,Bertrand,J.摘要: We have investigated by in situ neutron diffraction the structural ...
Key words: zeolite silicalite-I; silicone rubber; filled membrane; alcohol –water mix- ture; pervaporation INTRODUCTION the better its affinity with ethanol. Silicalite-I, first synthesized by Flanigen et al., which has the same crystal structure as that of zeolite ZSM-5 Zeolite-fil...
The titanium silicalites retain their orthorhombic symmetry even after calcination in air. On progressive incorporation of titanium, (i) the unit cell dimensions and volume (from XRD) increase linearly, (ii) the crystal size decreases progressively, (iii) the intensity of the framework IR band at...