云南高校图书馆联盟文献共享服务平台- SILICA-ALUMINA

SILICA-ALUMINA: 作品数：11被引量：11H指数：2; 导出分析报告; 相关领域：理学化学工程更多>>; 相关作者：吴青云马隆龙王铁军徐莹龙金星更多>>; 相关机构：中国科学院大学中国科学技术大学中国科学院更多>>; 相关期刊：《Optoelectronics Letters》《New Journal of Glass and Ceramics》《Journal of Physical Science and Application》《Journal of Chemistry and Chemical Engineering》更多>>; 相关基金：国家自然科学基金泰国研究基金更多>>

Application of silica-alumina as hydrothermally stable supports for Pt catalysts for acid-assisted soot oxidation被引量：2: 《Rare Metals》2023年第5期1614-1623,共10页Shu-Ran Liu Shu-Ting Luo Xiao-Dong Wu Tao-Jin Wang Rui Ran Duan Weng Zhi-Chun Si Shuang Liu; financially supported by the National Key R&D Program of China(No.2017YFC0211102);the National Natural Science Foundation of China(No.21906091);the Mobile Source Emission Control Technology(No.NELMS2020A08)。; In this work,silica-alumina mixed oxides with different SiO_(2)contents(5%and 30%)were adopted as acidic supports for platinum catalysts for soot oxidation.The obtained catalysts were hydrothermally aged in 10%H_(2)0/...; 关键词：PLATINUM Acidic support Diesel soot Hydrothermal aging

High population and dispersion of pentacoordinated Al~Ⅴ species on the surface of ?ame-made amorphous silica-alumina被引量：3: 《Science Bulletin》2019年第8期516-523,共8页Zichun Wang Yijiao Jiang Xianfeng Yi Cuifeng Zhou Aditya Rawal James Hook Zongwen Liu Feng Deng Anmin Zheng Michael Hunger Alfons Baiker Jun Huang; the financial supports by Australian Research Council Discovery Projects (DP150103842);Discovery Earlier Career Research Project (DE190101618);the Faculty's MCR Scheme, Energy and Materials Clusters at the University of Sydney;the support by the National Natural Science Foundation of China (21522310, 21473244 and 21210005); Pentacoordinated Al(Al~Ⅴ)species in silica-alumina are promising to promote the formation of acid sites or act as surface defects for tailoring single-atom catalysts.However,pentahedral coordination(Al~Ⅴ)is rarely o...; 关键词：AMORPHOUS SILICA-ALUMINA Pentacoordinated Al~Ⅴ SPECIES 27Al multiple quantum magic-angle-spinning NMR H/D exchange

Depolymerization of Organosolv Lignin over Silica-alumina Catalysts被引量：1: 《Chinese Journal of Chemical Physics》2016年第4期474-480,I0002,共8页吴青云马隆龙龙金星舒日洋张琦王铁军徐莹; Efficient conversion of lignin to fine chemicals and biofuel become more and more attractive in biorefinery. In this work, we used a series of silica-alumina catalysts （i.e., SiO2-Al2O3, HY, Hβ, and HZSM-5） to degr...; 关键词：Lignin SIO2-AL2O3 PHENOLS DEOXYGENATION ALKYLATION

Electron Beam Application for Regeneration of Catalysts Used in Refinery Cracking Units: 《Journal of Physical Science and Application》2016年第3期11-19,共9页Femando Mantovani Kondo Celina Lopes Duarte Ivone Mulako Sato Vera Lucia Ribeiro Salvador Wilson Aparecido Parejo Calvo; A catalyst is a substance that alters the rate of a reaction. The process of catalysis is essential to the modem day manufacturing industry, mainly in FCC （Fluid Catalytic Cracking） process units. However, long-term...; 关键词：EB gamma rays FCC process regeneration of catalysts silica-alumina catalyst.

Preparation of Silica–Alumina Hollow Spheres with a Single Surface Hole by Co-axial Microchannel: 《Chinese Journal of Chemical Engineering》2014年第Z1期1352-1356,共5页王晋媛王玉军骆广生; Supported by the National Basic Research Foundation of China(2013CB733600);the National Natural Science Foundation(20976096,21036002);the Innovative Science and Technology Foundation of Petro China(2011D-5006-0407); Si/Al composite hollow spheres with a surface hole were prepared with the co-axial microchannel in a one-step method. It is easy to use the technique for size control and continuous operation. At Si/Al ratio between 4...; 关键词：SILICA-ALUMINA Hollow SINGLE SURFACE HOLE SPHERE MICROCHANNEL

Composition and Refractory Properties of Mixtures of Moroccan Silica-Alumina Geomaterials and Alumina被引量：2: 《New Journal of Glass and Ceramics》2013年第2期59-66,共8页Chaouki Sadik Iz-Edinne El Amrani Abderahman Albizane; Five mixtures (M1 to M5) of silica-alumina geomaterials and two varieties of alumina (AP and AR) were used for the elaboration of mullite refractory materials between 1500℃ and 1600℃. An X-ray diffraction (XRD) anal...; 关键词：CLAY SILICA-ALUMINA MULLITE REFRACTORY Mechanical Properties

Silica-Alumina Refractory Synthesis based on Moroccan Granitic Geo-Materials被引量：2: 《Journal of Chemistry and Chemical Engineering》2013年第2期132-136,共5页Chaouki Sadik Iz-Eddine E1 Amrani Abderrahman Albizane; Andalusite rich schist until now has not been utilized to produce refractory. In this work, refractory materials were elaborated from alumina-silica geomaterials related to granitoids and their direct surrounding roc...; 关键词：Kaolin mullite alusite firing.

Production of propylene from an unconventional metathesis of ethylene and 2-pentene over Re_2O_7/SiO_2-Al_2O_3 catalysts: 《Journal of Natural Gas Chemistry》2012年第1期83-90,共8页Weena Phongsawat Benjamas Netivorruksa Kongkiat Suriye Siraprapha Dokjampa Piyasan Praserthdam Joongjai Panpranot; supported by the financial supports from the Thailand Research Fund (TRF);the Office of Higher Education Commission;the NRU-CU(AM1088A); An unconventional metathesis of ethylene and 2-pentene over Re2O7/SiO2-A1203 catalysts has been studied as an alternative route for the production of propylene. Complete conversion of 2-pentene and propylene yield as ...; 关键词：METATHESIS propylene production 2-pentene RHENIUM SILICA-ALUMINA

Preparation of Nano-sized Silica-alumina Support by Supersolubilizing Self-assembly Technique: 《China Petroleum Processing & Petrochemical Technology》2011年第1期32-37,共6页Liu Yan Zhao Shanlin Li Ping Jin Yingjie Zhang Xin Zhai Yuchun; the financial support of Liaoning Province National Science Fund (No.20072009); Nano-sized silica-alumina particles were in-situ synthesized in supersolubilizing reverse micellae.Both the most probable pore diameters and the particle sizes were distributed in nano-scale SiO2-Al2O3 particulates.Th...; 关键词：supersolubility NANOPARTICLE SELF-ASSEMBLY porous silica-alumina

Silica-alumina molar ratio and some factors effect on the synthesis of zeolites from fly ash被引量：2: 《Journal of Coal Science & Engineering(China)》2009年第4期430-433,共4页SUN Yue-zhi FU Ke-ming ZHU Hong ZHU Tian-lin; Supported by the Henan Outstanding Youth Science Fund (0612002400); In order to improve the activity and eliminate some impurities, pretreatment was used before hydrothermal synthesis. The fly ash was mixed with an aqueous NaOH solution, the alkali melted fly ash was also adopted, whi...; 关键词：fly ash ZEOLITE hydrothermal treatment Si/Al molar ratio

SILICA-ALUMINA