A new type of polyaluminium silicate chloride(TEOSPAC) was prepared by mixing tetraethylorthosilicate(TEOS) with polyaluminium chloride(PAC).
以正硅酸(TEOS)与聚合氯化铝(PAC)复合制备了新型聚硅氯化铝絮凝剂(TEOS-PAC)。
The Dynamic Laser Scattering(DLS) Investigation on the Hydrolytic Polycondensation of Tetraethylorthosilicate(TEOS);
正硅酸乙酯水解-缩合过程的动态激光光散射研究
Influences of the Catalyzing Mode and the Ratio of Water on TEOS Sol-Gel Processing;
催化方式和水硅比对正硅酸乙酯的溶胶凝胶过程的影响
The Effect of Catalysts on TEOS Hydrolysis-Condensation Mechanism;
催化剂对正硅酸乙酯水解-聚合机理的影响
Synthesis of silica film using tetraethylorthosilicate;
利用正硅酸乙酯制备二氧化硅膜
Tetraethylorthosilicate(TEOS) was used as source material and hydrochloric acid or ammonia was used as catalyst to prepare SiO_2.
以正硅酸乙酯(TEOS)为主要原料,乙醇为溶剂,盐酸或氨水等为催化剂可制得硅酸凝胶。
The studies indicate that the order of the grade influencing the average diameter is the water content is in the first place,ethanol the second,ammonia the third,and tetraethylorthosilicate the l.
研究表明:对单分散球形SiO2的平均粒径的影响次序为:用水量、醇用量、氨水和正硅酸乙酯(TEOS)用量。
Nanosize SiO_(2) particles were prepared using water-in-oil microemulsion method in polyether polyol with hydrolysis and condensation reactions of tetraethyl orthosilicate(TEOS) by means of controlling molar ratio of water to surfactant and selecting moderate hydrolysis temperature.
选择适当的乳化剂和水解温度以及控制水与乳化剂的摩尔比,采用W/O型微乳液法在聚醚多元醇中通过正硅酸乙酯的水解、缩合反应合成了纳米SiO2。
Porous carbons were prepared by using a sol-gel method with tetraethyl orthosilicate (TEOS) as the silica template and sucrose as carbon precursor and adding N,N- dimethyl formamide(DMF) as drying control chemical additive(DCCA).
以正硅酸乙酯(TEOS)为模板硅源,蔗糖为碳前体,添加N,N-二甲基甲酰胺(DMF)作为控制干燥化学助剂(DCCA),运用溶胶凝胶(Sol-Gel)法制备多孔炭材料。
The silica MSU-X type mesoporous molecular sieves were synthesized by using the polyoxyethylene stearyl ether (C18EO10) as template, the tetraethyl orthosilicate (TEOS) and sodium silicates as silica source, respectively.
以十八烷基聚氧乙烯醚(C18EO10)为模板剂,以正硅酸乙酯(TEOS)和硅酸钠分别为硅源,研究了不同pH值、反应温度、反应时间、原料比等条件下,合成的全硅MSU-X型介孔分子筛产物的结构变化规律,并通过焙烧和水热处理,考察了MSU-X介孔材料的结构稳定性。