烷烃催化裂解制低碳烯烃催化剂研究进展  

Research progress of catalysts in catalytic cracking of alkanes to light olefins

作　　者：杨卫红 赖颖峰 段金娣 周林 丁浩源 朱赟 丰米宁 YANG Weihong;LAI Yingfeng;DUAN Jindi;ZHOU Lin;DING Haoyuan;ZHU Yun;FENG Mining(Yili Xintian Coal Chemical Industry Co.,Ltd.,Yili 835100,Xinjiang,China;Zhejiang Baima Lake Laboratory Co.,Ltd.,Hangzhou 310051,Zhejiang,China)

机构地区：[1]伊犁新天煤化工有限责任公司,新疆伊犁835100 [2]浙江省白马湖实验室有限公司,浙江杭州310051

出　　处：《低碳化学与化工》2025年第4期46-54,共9页Low-Carbon Chemistry and Chemical Engineering

基　　金：浙江省“尖兵领雁+X”研发攻关计划(2024SSYS0067);浙江省能源集团有限公司科学技术项目(ZNKJ-2023-118)。

摘　　要：低碳烯烃作为重要的基础化工原料,其需求日益增长。烷烃催化裂解是制备低碳烯烃的主要途径之一。对烷烃催化裂解制备低碳烯烃的反应机理(碳正离子机理和自由基机理)进行了总结,对该反应使用的催化剂(分子筛、金属氧化物和双功能催化剂)的研究进展进行了分析,并对烷烃催化裂解制低碳烯烃催化剂未来发展和优化方向进行了展望。As essential feedstocks in the chemical industry,the demand for light olefins is steadily increasing.Cracking of alkanes is one of the main routes to obtain light olefins.The reaction mechanisms(carbocation and free radical mechanisms)involved in the catalytic cracking of alkanes to light olefins were summarized.The research progress of catalysts(molecular sieves,metal oxides,and bifunctional catalysts)utilized for the reaction were analyzed.Furthermore,future directions for the development and optimization of catalysts for alkane catalytic cracking to light olefins were prospected.

关 键 词：烷烃催化裂解 低碳烯烃 裂解机理 分子筛 双功能催化剂 

分 类 号：TQ426[化学工程]