With phosphors oxychloride the high cross linking tapioca starches were prepared, and the noncrystallzation of the starches with the increasing of the degree of substitution were reported.

• 研究了以三氯氧磷为交联剂的高交联木薯淀粉的制备方法，报告了高交联木薯淀粉颗粒随反应取代度增加而逐渐非晶化的现象；