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- The methods of preparation of organosilicon from amorphous silica have been studied. 本文研究了由无定形二氧化硅直接合成有机硅化合物的方法。
- The mechanisms involved in sandstone acidizing reactions and leading to amorphous silica precipitation(ASP) are discussed in brief. 讨论了砂岩酸化中产生水化硅沉淀的反应机理。
- The progress of synthesis of silica alumina catalysts with the range of the pore diameter increases from micropore to mesopore and the application of sol\|gel method are reviewed. 本文综述了硅铝催化材料合成方面的最新进展即所合成的催化剂的孔径从微孔向中孔发展以及利用以溶胶-凝胶法为代表的新制备技术。
- In this paper, the method of preparation of amorphous silica from serpentine and bentonite by sulfuric acid leaching in microwave field was investigated. 本文研究了微波辐照作用下,由蛇纹石、膨润土硫酸浸出制备无定形二氧化硅的方法;
- Structural characterization revealed that nanocables composed of discontinuous crystalline In core with diameters of200~500 nm and amorphous silica shell with diameter from300~600 nm. 近一步鑑定得知,非晶相之二氧化矽管壁包覆著间断的结晶性铟奈米棒,其管壁外径约300~00奈米、径约200~00奈米。
- Amorphous silica that resembles white sand and is used as a drying and dehumidifying agent, as a catalyst and catalyst carrier, as an anticaking agent in cosmetics, and in chromatography. 硅胶:一种非晶体硅石,与白沙相似,用作干燥剂和脱湿剂,也可作催化剂和催化剂载体在化妆品中作凝结剂,还用于层析法
- Application and preparation of amorphous silica 白炭黑的应用与制备方法
- Study of Mechanism on Scale of Amorphous Silica 蒸发过程的二氧化硅积垢
- Keywords quartz;amorphous silica;xonotlite; 石英;非晶态二氧化硅;硬硅钙石;
- Application and Preparation of Nanometer-sized Amorphous Silica 纳米白炭黑的应用及其制备方法
- Preparation of amorphous silica from coal-based kaolin 用煤系高岭土制取白炭黑的研究
- Keywords kaolin;ammonium bisulphate;calcination;amorphous silica; 高岭土;硫酸氢铵;煅烧;白炭黑;
- THE EFFECT OF ZEOLITE STRUCTURE AND SILICA ALUMINA RATIO ON ETHYLENE SELECTIVITY IN FCC 分子筛孔结构和硅铝比对催化裂化产品中乙烯选择性的影响
- SYNTHESIS AND CATALYTIC CRACKING PERFORMANCE OF ZSM-5 ZEOLITES WITH HIGH SILICA ALUMINA RATIO 高硅铝比ZSM-5分子筛的合成及催化裂化性能研究
- A storage cell in some amorphous memory devices. 某些非晶体存储器中的一个存储单元。
- Keywords silica alumina ferro alloy ore heating mode deoxidation absorption rate; 关键词硅铝铁合金;矿热法;脱氧;铝吸收率;
- The preparation of amorphous silica nanoparticls by microemulsion method 微乳液法制备无定形纳米二氧化硅
- The Defects in Amorphous Silica Under Infrared Femtosecond Laser Irradiation 近红外飞秒激光在纯石英玻璃中诱导产生点缺陷结构
- Health Requirements for Occupational Exposure to Synthetic Amorphous Silica 暴露在合成非晶态硅土下的工作岗位的健康要求
- silica alumina ratio 硅铝比,硅铝率