State Key Laboratory of Polymer Materials Engineering;
Polymer Research Institute;
Sichuan University;
Chengdu 610064;
China;
Key Laboratory of Green Chemistry and Technology;
College of Chemistry;
Sichuan University;
Ministry of Education;
Chengdu 610064;
China;
.Institute of New Energy and Low-Carbon Technology;
Sichuan University;
Chengdu 610064;
China;
Weichai Power Co.;
Ltd;
Weifang 261061;
China;
Sichuan Provincial Automobile Exhaust Purification Engineering Technology Research Center;
Chengdu 610064;
China;
Sichuan Provincial Environmental Protection Environmental Catalytic Materials Engineering Technology Center;
Chengdu 610064;
China;
Deterioration mechanism; Bifunctional sites; Temperature regions; Selective catalytic reduction; Cu/zeolite;