The craft and principle for preparation of white silica have been proposed, which was made by physical activation, sol solution and ion interchange.
提出了锆硅渣用物理活化、胶溶、离子交换法制备白炭黑的工艺路线及原理。
The silica sol is a kind of colloid solution, silica drop dispersing in water or solvents.
二氧化硅溶胶是二氧化硅微粒分散于水中或有机溶剂中的胶体溶液。
The making method of dispersion comprises the following steps: adding propanol in the silicon sol to make solution;
前述分散液的制造方法：在硅溶胶中加入丙酮配成溶液；
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