Compare the crystalline methods of zirconyl chloride in the preparation of zirconium dioxide by lime-roasting method,and a new crystalline method of adding calcium chloride was proposed.

• 对石灰制取二氧化锆生产中结晶氯氧化锆的方法进行了比较,提出了加氯化钙结晶的新工艺,对影响氯氧化锆结晶率的因素进行了研究。