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- Keywords silica xerogel;preparation;pore structure; 二氧化硅干凝胶;制备;孔结构;
- The performance of heat treated silica xerogels were investigated by means of DTA-TG,IR,BET. 通过DTA-TG,IR,BET等测试手段对经热处理的二氧化硅干凝胶的性能进行了研究。
- The silica xerogels were synthesized by ambient pressure drying method with hydrofluoric acid(HF) as catalyzer.The influence of catalyzer and drying method on the xerogels were analyzed. 以氢氟酸(HF)为催化剂,采用常压干燥法制备了二氧化硅干凝胶,分析了催化剂和干燥条件对干凝胶的影响。
- The silica xerogels were synthesized by ambient pressure drying method with hydrofluoric acid (HF) as catalyzer.The influence of catalyzer and drying method on the xerogels were analyzed. 摘要以氢氟酸(HF)为催化剂，采用常压乾燥法制备了二氧化矽乾凝胶，分析了催化剂和乾燥条件对干凝胶的影响。
- Keywords nickle tetrasulfo_phthalocyanine;silica xerogel composite;ultraviolet_visual absorption spectra;optical limiting effect; 四磺酸酞菁镍;复合干凝胶;紫外-可见吸收光谱;光限幅性能;
- Keywords silica xerogel;silica acrogel;three-unit nitrogen adsorption apparatus;BET surface area;pore size distribution; 干凝硅胶;气凝硅胶;三元氮吸附装置;BET比表面;孔大小分布;
- silica xerogel 二氧化硅干凝胶
- The crude oil is chromatographed over silica gel. 粗制油状物用硅胶进行色谱分离。
- Hydrophobicity of Templated Silica Xerogels for Molecular Sieving Applications 硅石静电凝胶疏水性模型之于分子筛的应用
- 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
- It is a compound of aluminum, silica, and fluorine. 它是铝、硅和氟的化合物。
- 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
- Silica is a basic unit in many ceramics. 硅是一种基本的陶瓷制品。
- Hydrophobic silica is the active antifoam agent. 憎水性硅石是一种有效的防泡剂。
- Beneficiation removes clay and silica to considerable extent. 富集操作除去粘土和硅石达到相当高的程度。
- A variety of silica that contains microcrystalline quartz. 燧石含微小晶状的石英的各种硅石
- A translucent mineral of hydrated silica, often used as a gem. 蛋白石一种非晶质氧化硅，含有明显的变色晕彩，常被用来当作宝石
- Preparation process of colloidal silica coating and compound she. 介绍硅溶胶涂料的配制过程及复合制壳工艺,对使用结果作了简要分析。
- A varietyof silica that contains microcrystalline quartz. 燧石含微小晶状的石英的各种硅石。
- The oxidation rates are fastest in freshly cleaned silica vessels. 在新清洗的二氧化硅容器中，氧化速度是最快的。
