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黎汉生

化学与化工学院

职称:副高级

黎汉生所有成果
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作者:范育鹏,吴芹,黎汉生 (北京理工大学化学与化工学院)

出处:现代化工 2023

关键词:离子液体;催化剂;Lewis酸性;Br?nsted酸性;Br?nsted-Lewis双酸性;Friedel-Crafts烷基化反应

摘要:介绍了Friedel-Crafts烷基化反应的催化反应机理,综述了Lewis酸性离子液体、Br?nsted酸性离子液体、Br?nsted-Lewis双酸性离子液体的结构特性及其在催化Friedel-Crafts烷基化反应中的应用研究进展,并对未来发展方向进行了总结和展望。

作者:王小龙,巨荣辉,张耀远,吴芹,史大昕,陈康成,黎汉生 (北京理工大学化学与化工学院;西安近代化学研究所)

出处:含能材料 2023

关键词:含能材料;热分解特性;硝基脱除;添加剂;调控

摘要:含能材料在国防以及民用等领域均有重要的战略价值。其中,热分解特性是直接关系到含能材料能否有效应用的最主要特征之一,明确含能材料的热分解行为及机理对进一步提高其热分解效率或抑制其不稳定分解至关重要。以3 种典型含能材料:环四亚甲基四硝胺(HMX)、六硝基六氮杂异伍兹烷(CL-20)和3,4-二硝基呋咱 ...

作者:孟令虎,张耀远,吴芹,黎汉生 (北京理工大学化学与化工学院)

出处:现代化工 2024

关键词:金属有机框架材料;CO2环加成反应;离子液体;催化剂;环状碳酸酯

摘要:离子液体改性的金属有机框架材料(MOFs@IL)作为一种高活性、高稳定性、易分离的新型催化剂在CO2环加成反应研究中逐渐吸引人们的注意。从催化机理、合成策略、性能表现3个方面介绍了MOFs@IL材料在CO2捕获及转化为环状碳酸盐领域最新研究进展,并对未来发 ...

作者:吴芹,黎汉生,张耀远,史大昕,陈康成 (北京理工大学化学与化工学院)

出处:化工时刊 2023

关键词:催化作用原理;研究型教学;线上线下混合式教学;课程实践

摘要:为了提升研究生的科研能力,落实立德树人的根本任务,“催化作用原理”课程以研究型教学模式为中心,以线上教学资源为辅、线下讲授与小组讨论为主,线上线下教学相融合,理论教学、课程实践及思政教育紧密结合,实现德育与智育协同育人。通过研究型教学的探索和实施,培养和提升研究生理论知识迁移能力、科技文献查阅与阅读 ...

发明人:黎汉生,范育鹏,吴芹,张耀远,史大昕,陈康成,胡子恒,魏崧

申请日期:2023.09.18

摘要:本发明公开了一种二甲基烯丙基胺的合成工艺方法,原料二甲胺水溶液和氯丙烯按反应摩尔比进入第一混合器混合,混合后进入到第一反应器进行合成反应,合成反应后进入到分相罐分层得到上层油相和下层水相,上层油相提纯得到高纯度的二甲基烯丙基胺产品,下层水相进行蒸发浓缩分离,进一步回收利用。本发明通过将二甲基烯丙基胺 ...

作者:Liang, Dongxia1;Wu, Chenglong1;Liu, Lu1;Li, Hansheng1;Wu, Qin1;Shi, Daxin1;Zhang, Yaoyuan1;Chen, Kangcheng1; (1Beijing Key Laboratory for Chemical Power Source and Green Catalysis, School of Chemistry and Chemical Engineering, Beijing Institute of Technology, Beijing, 100081, China)

出处:Journal of Membrane Science 2023

关键词:Acid-base interaction;Direct methanol fuel cell;Methanol crossover;Poly(phenylquinoxaline);Proton exchange membrane

摘要:Coupling-type sulfonated poly(phenylquinoxaline) (c-SPPQ) bearing both side chain and main chain sulfonic acid groups were synthesized through the pos ...

作者:Qin Wu;Yan Sun;Wei Wang;Shuyao Tian;Mengjie Ouyang;Kangcheng Chen;Daxin Shi;Yaoyuan Zhang;Hansheng Li;Zhiping Zhao (Beijing Key Laboratory for Chemical Power Source and Green Catalysis, School of Chemistry and Chemical Engineering, Beijing Institute of Technology, Beijing 100081, ChinaBeijing Key Laboratory for Chemical Power Source and Green Catalysis, School of Chemistry and Chemical Engineering, Beijing Institute of Technology, Beijing 100081, China)

出处:Separation & Purification Technology 2022

关键词:Microphase separation;Polydimethylsiloxane;Block copolymer;Pervaporation membrane

摘要:A series of multiblock polydimethylsiloxane-b-polyimides copolymers, including non-fluorinated (PDMS-b-PI) and fluorinated polyimides (PDMS-b-FPI), we ...

作者:Shoulong Dong1;Hong Quan1;Dongfang Zhao1;Hansheng Li1;Junming Geng1;Helei Liu1,2;CA1,2,31International Innovation Institute of Carbon Capture and Utilization (I3CCU), School of Chemistry and Chemical Engineering, Beijing Institute of Technology, Beijing 102488, PR China;2Department of Chemical and Biological Engineering, The University of British Columbia, Vancouver, British Columbia V6T 1Z3, Canada)

出处:Chemical Engineering Science 2022

关键词:CO2 capture;Absorption;Mass transfer;Artificial intelligence (AI);Back-propagation neural network (BPNN)

摘要:Accurate and reliable prediction of mass transfer coefficient is critical to evaluate the mass transfer performance of amine-based carbon capture proc ...

作者:Fu, Ruru1; Jiao, Qingze1, 2; Yang, Chao1; Jiao, Xiaoguang1; Zhang, Xiaoguang1; Feng, Caihong1; Li, Hansheng1; Zhang, Yaoyuan1; Zhao, Yun1; (1School of Chemistry and Chemical Engineering, Beijing Institute of Technology, Beijing; 100081, China;2School of Materials and Environment, Beijing Institute of Technology, Guangdong, Zhuhai; 519085, China)

出处:SSRN 2022

摘要:Reasonable design and construction of low-cost overall water splitting catalyst with high efficiency is of great significance to green chemistry indus ...

作者:Wang, Tong1; He, Jianting1; Wu, Qin1; Yu, Yunqi1; Chen, Kangcheng1; Shi, Daxin1; Zhang, Yaoyuan1; Li, Hansheng1; (1School of Chemistry and Chemical Engineering, Beijing Institute of Technology, Zhongguancun South Street, Beijing; 100081, China)

出处:SSRN 2022

摘要:A series of platinum-based catalyst Pt/Co/N-PC (N-doped porous carbon)/N-CNTs (N-doped carbon nanotubes) were prepared successfully by loading Pt nano ...