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作 者:胡晨晖 陈锡炯 刘春红 杜凯敏 卓佐西 陈亮[4] 林贻超 HU Chen-hui;CHEN Xi-jiong;LIU Chun-hong;DU Kai-min;ZHUO Zuo-xi;CHEN Liang;LIN Yi-chao(Zhejiang Provincial Key Laboratory of Energy Conservation&Pollutant Control Technology for Thermal Power,Hangzhou 311121,China;Zhejiang Energy Group R&D Institute Co.,Ltd.,Hangzhou 311121,China;Zhejiang Zheneng Changxing Power Generation Co.,Ltd.,Huzhou 313000,China;Ningbo Institute of Materials Technology and Engineering,Chinese Academy of Sciences,Ningbo 315201,China)
机构地区:[1]浙江省火力发电高效节能与污染物控制技术研究重点实验室,浙江杭州311121 [2]浙江浙能技术研究院有限公司,浙江杭州311121 [3]浙江浙能长兴发电有限责任公司,浙江湖州313000 [4]中国科学院,宁波材料技术与工程研究所,浙江宁波315201
出 处:《化学试剂》2020年第11期1273-1279,共7页Chemical Reagents
基 金:浙江省能源集团科技项目(ZNKJ-2018-114);宁波市科技创新2025重大专项项目(2018B10028)。
摘 要:SSZ-13分子筛因其有序孔道结构、大比表面积、高催化活性、良好水热稳定性等,近年来被广泛应用于催化合成、环境保护、新能源等多个领域。首先,介绍了水热合成法、固相研磨法、干胶转换法等SSZ-13分子筛合成方法,并指出了各自优缺点;其次,针对目前SSZ-13分子筛普遍存在积炭能力弱、催化活性不高的问题,介绍了孔道结构和晶粒尺寸等优化调控方法;再者,从模板剂的使用、合成条件、晶种等方面,阐述了降低SSZ-13分子筛合成成本和提高合成效率的调控方法。在此基础上,提出了开发绿色、环保、低成本、高效率的新型SSZ-13分子筛合成方法,而面向不同领域的多功能新型SSZ-13分子筛是当前迫切需要解决的问题。SSZ-13 zeolite has been widely used in many fields in recently years such as catalytic synthesis,environmental protection and new energy fields because of its ordered pore structure,large specific surface area,high catalytic activity and good hydrothermal stability.First,some conventional synthesis methods of SSZ-13 zeolite were summarized,including hydrothermal synthesis,solid grinding and dry-gel conversion,and the advantages and disadvantages of these synthesis methods were discussed.Then,owing to the low carbon deposition resistance and low catalytic activity of SSZ-13 zeolite,the optimization methods of pore structure and grain size were reviewed.In addition,the controlling methods for decreasing the synthesis cost and improving the synthesis efficiency of SSZ-13 zeolite were described from the aspects of templates,synthesis conditions and seeds etc.The green SSZ-13 zeolite synthesis method with low cost and high efficiency was proposed,and the new multi-functional SSZ-13 zeolites for different fields are urgently needed.
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