硅酸钠浓度与反应温度之间的交互作用，对沉淀二氧化硅的BET比表面积影响显著。
BET specific surface area is influenced very much by the interaction of concentration of sodium silicate and reaction temperature.
以水玻璃和硫酸为原料，在超重力反应器中采用沉淀法合成了超细二氧化硅粉体。
Ultrafine silica powder was prepared in a rotating packed bed(RPB) reactor using water glass and sulfuric acid as raw materials.
以工业硅酸钠和盐酸为原料，采用化学沉淀法制备出纳米二氧化硅。
Silicon oxide nanoparticle are prepared by chemical precipitation process, with sodium metasilicate and hydrochloric acid as raw material.
综述了沉淀法二氧化硅用于牙膏增稠剂和磨擦剂的作用和技术要求。
The function and technical requirement of precipitated silica used as thickening and abrasive agent in toothpaste are described.
以水玻璃和硫酸为原料，采用超重力反应沉淀法合成了超细二氧化硅粉体。
Ultrafine SiO_(2 ) powders were prepared by High Gravity Reactive Precipitation method from water glass solutions and sulphuric acid.
研究了自合成的纳米二氧化硅填充胶料的物理特性、加工性能、动态力学性能，并与南吉沉淀法二氧化硅进行了对比。
The physical character, processability and dynamic mechanic property of synthetic nanometer SiO2 were investigated and compared with that of precipitated SiO2. Part Three.
研究了自合成的纳米二氧化硅填充胶料的物理特性、加工性能、动态力学性能，并与南吉沉淀法二氧化硅进行了对比。
The physical character, processability and dynamic mechanic property of synthetic nanometer SiO2 were investigated and compared with that of precipitated SiO2. Part Three.
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