The drawbacks of existing supports for three way catalysts(TWC)in structure and performance were discussed,and the function and synthesis of ceria-zirconia solid solution for TWC were reviewed.

• 讨论了现有汽车尾气净化催化剂载体存在的结构和性能缺陷,阐述了铈锆固溶体在尾气净化中的作用,以及铈锆固溶体的主要合成方法,并对比了各种方法的优缺点。