碱性硅酸凝胶是一种重要的堵水剂，它是在碱性条件下将水玻璃用活化剂活化制成。
Alkaline silicic acid gel is an important agent used for water shutoff in oilfield. It can be prepared by adding the activator to the water glass under alkaline condition.
文中对碱性硅酸凝胶作为固砂剂进行了研究，探讨了碱性硅酸凝胶作固砂剂的机理，并与酸性硅酸凝胶固砂剂对比。
The paper studies sand consolidation act of alkaline silicic acid gel and discusses the mechanism of alkaline silicic acid gel used for sand control and contrasts with acidity silicic acid gel.
制品的红外光谱分析表明聚合反应的产物，即铝硅酸盐凝胶相脱水固化而形成的基体相，很可能具有与蛋白石相类似的微观结构。
The IR spectra indicate that the matrix formed by aluminosilicate gel phase due to the polymerization has possibly the microstructures similar to that of opal.
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