汽车尾气净化器载体研究综述

Overview of Researching of the Carrier Used for Automobile Gas Purfier

汽车尾气催化净化器用载体是人们研究的热点之一。文章比较全面地介绍了陶瓷载体、金属载体材料的发展状况,分析了它们的特性和使用性能上的优劣。着重介绍金属载体材料Fe-Cr-Al,提出了研究开发的方向和建议。

The carrier used in automobile gas purifier is one of the objectives which interest the researchers. In this text, the development of carrier materials is reviewed comprehensively. The advantages and defects are compared between metallic substrates and ceramic substrates, and the metallic substrates Fe-Cr-Al are specially introduced. The trend of research work and suggestions for developing metallic substrates material are presented.