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典型文献
Preparation and Functional Design of Polyethyleneimine Reinforced Nanocellulose-based Aerogel
文献摘要:
An aerogel electrode composed of conductive active materials based on nanocellulose aerogels can absorb more electrolytes,as well as enhance electron transport and ion diffusion channels.In the present study,aerogels with high strength were successfully prepared using 2,2,6,6-tetramethyl-1-piperidinyloxy free radical(TEMPO)-oxidized cellulose nanofibrils(CNF)as a raw material and polyethyleneimine(PEI)as a cross-linking agent.Simultaneously,functional electrode materials were prepared via self-assembly.Based on our findings,PEI can significantly improve the water and solvent solubility and enhance the wet strength and shape recovery ability of CNF aerogels.Meanwhile,the minimum density of the aerogel reached 0.0160 g/cm3,the maximum porosity was approximately 98.5%,and the maximum stress approximated 0.02 MPa.Furthermore,electrochemical tests revealed that after self-assembly of reduced graphene oxide(RGO)and polyaniline(PANI)solution,the mass specific capacitance of the functional composite aerogel was approximately 92 F/g and exhibited good charge-discharge performance.
文献关键词:
作者姓名:
Jiacheng Lin;Tao Lin;Xuefeng Yin;Xue Cai;Xiaoyao Wei;Neng Zhang
作者机构:
College of Bioresources Chemical and Materials Engineering,National Demonstration Center for Experimental Light Chemistry Engineering Education,Shaanxi University of Science and Technology,Xi'an,Shaanxi Province,710021,China;Key Laboratory of Paper Based Functional Materials of China National Light Industry,Xi'an,Shaanxi Province,710021,China;Shaanxi Provincial Key Laboratory of Papermaking Technology and Specialty Paper Development,Xi'an,Shaanxi Province,710021,China
引用格式:
[1]Jiacheng Lin;Tao Lin;Xuefeng Yin;Xue Cai;Xiaoyao Wei;Neng Zhang-.Preparation and Functional Design of Polyethyleneimine Reinforced Nanocellulose-based Aerogel)[J].造纸与生物质材料(英文),2022(01):9-18
A类:
Polyethyleneimine,piperidinyloxy
B类:
Preparation,Functional,Design,Reinforced,Nanocellulose,Aerogel,An,electrode,composed,conductive,active,materials,nanocellulose,aerogels,absorb,electrolytes,well,enhance,electron,transport,diffusion,channels,In,present,study,high,strength,were,successfully,prepared,using,tetramethyl,free,radical,TEMPO,oxidized,nanofibrils,CNF,raw,polyethyleneimine,PEI,cross,linking,agent,Simultaneously,functional,via,self,assembly,Based,our,findings,significantly,improve,water,solvent,solubility,wet,shape,recovery,ability,Meanwhile,minimum,density,reached,cm3,maximum,porosity,was,approximately,stress,approximated,Furthermore,electrochemical,tests,revealed,that,after,reduced,graphene,oxide,RGO,polyaniline,PANI,solution,mass,specific,capacitance,composite,exhibited,good,discharge,performance
AB值:
0.668863
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