摘要
本文以轻质页岩为原料，制备出一种新型硬水软化剂，用该软化剂处理造纸工业用水得到了良好的效果。其使嫩江江水的硬度下降５８．１％。
A new kind of softening agent was made using light-shale as materal in this paper.Some usable results ware gotten from its application to the water in paper-making industry. The softening agent can decreace the hardness of Nenjang water by 58. 1 %.
