公开(公告)号：US20240316541A1

公开(公告)日：2024-09-26

申请号：US18674013

申请日：2024-05-24

申请人： PetroChina Company Limited

发明人： Penggang LV ,  Tao LIU ,  Zhishuang PAN ,  Xiaoliang HUANG ,  Hongchang DUAN ,  Yunfeng ZHENG ,  Jinjun CAI ,  Manyun WANG ,  Zhengguo TAN

IPC分类号： B01J29/40 ,  B01J37/04 ,  B01J37/08

CPC分类号： B01J29/40 ,  B01J37/04 ,  B01J37/08

摘要： The present application provides a metal modified ZSM-5 molecular sieve catalyst and a preparation method and an application thereof, and the preparation method includes the following steps: mixing a ZSM-5 molecular sieve, tetraethyl orthosilicate, trichloroacetic acid, and water for reaction, and filtering to obtain an intermediate; mixing the intermediate, a melamine solution and a metal salt solution, drying and roasting, and obtaining the metal modified ZSM-5 molecular sieve catalyst. The prepared catalyst has the advantages of good catalytic activity, selectivity and stability, simple preparation process and easiness for operation.