POLYOLEFIN

作品数：50被引量：77H指数：6
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相关领域：化学工程理学更多>>
相关作者：李瑞峰冯龙谢续明李浩李佳林更多>>
相关机构：东北石油大学哈尔滨理工大学上海电缆研究所东南大学更多>>
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相关基金：国家自然科学基金国家重点基础研究发展计划王宽诚敎育基金中国博士后科学基金更多>>
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Concerted Steric and Electronic Strategy in Thermostable Salicylaldiminato Nickel Catalysts for Ethylene(Co)polymerization
《Chinese Journal of Polymer Science》2024年第8期1085-1092,共8页Hong-Yu Ji Hong-Liang Mu Chun-Feng Tang Yu-Xing Zhang Yue Chi Zhong-Bao Jian 
financially supported by the National Natural Science Foundation of China(Nos.22122110 and U23B6011 for Z.J.);the Jilin Provincial Science and Technology Department Program(No.20210101070JC for Y.C.)。
Olefin polymerization is one of the most im portant chemical reactions in industry.This work presents a strategy that emphasizes the synergistic meta/poro-steric hindrance of N-aryl groups and electronic effects in ne...
关键词：POLYOLEFIN Salicylaldiminato ligand Nickel catalyst Oil WAX 
Synthesis of Ultra-High-Molecular-Weight Polyethylene by Transition-Metal-Catalyzed Precipitation Polymerization
《Precision Chemistry》2024年第2期63-69,共7页Wenbing Wang Quan Wang Chen Zou Changle Chen 
This work was supported by National Key R&D Program of China(No.2021YFA1501700);National Natural Science Foundation of China(No.52025031,52203016,and 22261142664);USTC Research Funds of the Double First-Class Initiative(YD9990002018).
Ultra-high-molecular-weight polyethylene(UHMWPE)plays an important role in many important fields as engineering plastics.In this contribution,a precipitation polymerization strategy is developed by combination of high...
关键词：transition metal catalysts POLYOLEFIN UHMWPE precipitation polymerization polar monomer 
A“Catalyst+Support”Strategy for Salicylaldimine Nickel Catalyzed Ethylene Polymerization and Copolymerization with Polar Monomers
《Chemical Research in Chinese Universities》2023年第5期726-730,共5页WANG Zihao YANG Lei XU Mengli TAN Chen CHEN Changle 
This work was supported by the National Natural Science Foundation of China(No.22001004)。
Polyolefins,as one of the most productive synthetic polymer materials,have been widely used in industry and daily life[1-2].However,due to their"non-polar"nature,polyolefins have poor compatibility and adhesion to pol...
关键词：NICKEL SALICYLALDIMINE Polar monomer POLYOLEFIN Heterogeneous 
Ni-catalyzed carbon–carbon bonds cleavage of mixed polyolefin plastics waste被引量：1
《Journal of Energy Chemistry》2023年第10期562-569,I0014,共9页Xiaoqin Si Jiali Chen Zhengwei Wang Yue Hu Zhiwen Ren Rui Lu Lu Liu Jing Zhang Liwei Pan Rui Cai Fang Lu 
supported by the National Natural Science Foundation of China (grant 22208339);the China Postdoctoral Science Foundation (2021M693132);the National Key R&D Program of China (2019YFC1905303);the Doctoral Scientific Research Foundation of Liaoning Province (2021-BS-006);the Youth Innovation Fund of Dalian Institute of Chemical Physics (DICP I202132)。
The inert carbon–carbon(C–C) bonds cleavage is a main bottleneck in the chemical upcycling of recalcitrant polyolefin plastics waste. Here we develop an efficient strategy to catalyze the complete cleavage of C–C b...
关键词：Ni-based catalyst Mixed polyolefin plastics C–C bonds cleavage 
Photodegradable polar-functionalized polyethylenes被引量：4
《National Science Review》2023年第7期119-128,共10页Chaoqun Wang Jian Xia Yuxing Zhang Xiaoqiang Hu Zhongbao Jian 
supported by the National Natural Science Foundation of China(22122110 and 21871250);the Jilin Provincial Science and Technology Department Program(20230101347JC)。
The degradation of plastics has attracted much attention from the global community.Polyethylenes(PEs),as the most abundant synthetic plastics,are most frequently studied.PE is non-degradable and non-polar because of t...
关键词：degradable plastic homogeneous catalysis C1 chemistry non-alternating copolymerization POLYOLEFIN 
A disubstituted-norbornene-based comonomer strategy to address polar monomer problem被引量：6
《Science Bulletin》2021年第14期1429-1436,M0004,共9页Menghe Xu Changle Chen 
the National Natural Science Foundation of China(52025031,21690071,U19B6001,and U1904212);K.C.Wong Education Foundation。
The transition-metal-catalyzed copolymerization of olefins with polar comonomers is a direct strategy to access polar-functionalized polyolefins in an economical manner.Due to the intrinsic poisoning effect of polar g...
关键词：Olefin polymerization POLYOLEFIN Palladium NORBORNENE Polar monomer 
Effect of Olefin-based Compatibilizers on the Formation of Cocontinuous Structure in Immiscible HDPE/iPP Blends被引量：2
《Chinese Journal of Polymer Science》2020年第11期1248-1257,I0008,共11页Fei Yang Li Pan Hui-Zhen Du Zhe Ma Yue-Sheng Li 
the National Natural Science Foundation of China(No.21574097).
In this work,the formation of cocontinuous structure in immiscible high density polyethylene/isotactic polypropylene(HDPE/iPP)blends was investigated for various olefin-based compatibilizers of distinct molecular arch...
关键词：COMPATIBILIZER POLYOLEFIN Cocontinuous structure Droplet-coalescence Phase inversion 
Catalytic Cracking of Polyolefins in the Molten Phase——Basic Study for the Process Development of Waste Plastics Liquefaction
《Journal of Environmental Science and Engineering(B)》2017年第7期352-361,共10页Haruki Tani Kaoru Fujimoto 
The cracking of polyolefins, especially polyethylene in the molten state was effectively catalyzed by the powdery spent FCC （Fluid Catalytic Cracking） catalyst which was dispersed in it. The activation energy of the...
关键词：POLYOLEFIN spent FCC （Fluid Catalytic Cracking） catalyst catalytic cracking carbenium ion mechanism superiorstability. 
Effect of Carbon Fillers in Ultrahigh Molecular Weight Polyethylene Matrix Prepared by Twin-Screw Extrusion
《Materials Sciences and Applications》2016年第12期863-880,共19页Luiz Felipe M. Rocha Suellem B. Cordeiro Leonardo C. Ferreira Flávio James H. Ramos Maria de Fátima Marques 
Oxidized (GO) and expanded (G-Exp) graphite were employed to prepare composites with ultrahigh molecular weight polyethylene (UHMWPE) matrix using masterbatches of polyethylene with different compositions. The materia...
关键词：POLYOLEFIN BLEND Oxidized Graphite Expanded Graphite Polyethylene Composites 
Surface modification of polyolefin separators for lithium ion batteries to reduce thermal shrinkage without thickness increase被引量：6
《Journal of Energy Chemistry》2015年第2期138-144,共7页Peng Zhao Juping Yang Yuming Shang Li Wang Mou Fang Jianlong Wang Xiangming He 
supported by the MOST(Grant No.2013CB934000,2014DFG71590,2011CB935902,2010DFA72760,2011CB711202,2013AA050903,2011AA11A257 and 2011AA11A254);China Postdoctoral Science Foundation(Grant No.2013M530599 and 2013M540929);Tsinghua University Initiative Scientific Research Program(Grant No.2010THZ08116,2011THZ08139,2011THZ01004 and 2012THZ08129);the State Key Laboratory of Automotive Safety and Energy(No.ZZ2012-011);Suzhou(Wujiang)Automotive Research Institute,Tsinghua University,Project No.2012WJ-A-01
Surface chemical modification of polyolefin separators for lithium ion batteries is attempted to reduce the thermal shrinkage, which is im- portant for the battery energy density. In this study, we grafted organic/ino...
关键词：thermal shrinkage organic/inorganic hybrid crosslinked network chemical grafting SEPARATOR lithium ion battery 
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