Ion exchange and hydrothermal reactions of zeolite under alkaline conditions are studied.
对碱性条件下的分子筛离子水热交换反应进行了研究。
2
The kinetic of heterogeneous isotopic exchange reaction in hydrothermal melt state is studied and the results show that this labelling method gives high yield, rapid rate and good purity.
实验结果表明该法具有速度快，产额高，纯度好，宜于大批量生产的优点，在一定程度上具有普遍应用的意义。
3
Proper increase of La ion exchange degree not only increased the stability of the framework structure but also the hydrothermal stability of acid sites.