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- 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。
- After testing and analysing, we found that the carbonized samples had reproduced the morphologies of the native wood.The alumina gel was filled into the pores of vessels. 2. 将浸渍后的试样碳化后进行分析和测试,发现试样高度遗传了木材的内部结构,铝凝胶填充到木材内部的孔道中。
- A study of the mechanism of modified Bentonite edges with silica- alumina gel 硅铝胶改变膨润土端面电性的机理研究
- The crude oil is chromatographed over silica gel. 粗制油状物用硅胶进行色谱分离。
- 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
- 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;
- Experimental Study on the Preparation of Alumina Gel for Automotive Catalysts Using Metal Honeycomb Substrate 车用金属载体催化剂铝溶胶制备试验研究
- The purity of isoquercitrin was isolated with a silica gel column. 酶反应产物用硅胶柱层析法提取,可以得到高纯度的异槲皮甙。
- The handpiece cable is made from silica gel tube,soft and durable. 换能器尾线采用进口材料硅胶管,柔软耐用。
- We should fold the silica gel and the alumina which needs in the test with the filter paper, and then fold a batch of filer paper to put into the circular extractor ( to take the large size one ) for extracting the pure medicines and filter paper. 本实验中所需要的将硅胶和氧化铝用滤纸卷包好,将一叠滤纸卷好,均放入循环萃取器(取大号的)中萃取以获得干净纯净的药品和,滤纸。
- silica alumina ratio 硅铝比,硅铝率
- All seals of this machine use the thermostable silica gel (food grade). 该机所有密封件均采用耐高温硅胶件(食品级)。
- alumina gel drilling fluid 氧化铝凝胶钻井液
- alumina gel 铝胶,铝凝胶
- There is no possibility to form silica gel in the hard-ened waterglass. 硬化的水玻璃实际上是失水的高模数水玻璃,不可能有硅凝胶生成。
- The specimen was extracted by the macroreticular resin and silica gel column. 样品经大孔树脂柱、硅胶柱分离,然后用TLC进行鉴定合并。
- You may reactivate the silica gel by desorbing the water through heating. 硅胶吸附水份后可通过脱附方式除掉水份而再生。
- A new type of alumina ceramic passed this test. 一种新型氧化铝管通过了这个测试。
- Containing little silica, as igneous rocks. 基性的基性的,含有比较少量的二氧化硅的作为火成岩的