Preparation of anthracite-based CO<sub>2</sub> adsorbents and electrode materials

In this paper, coal-based porous carbon material with different specific surface area and pore size distribution was obtained by adjusting the proportion of KOH to coal based on Taixi anthracite.When the ratio of KOH to coal is 5:1 at the temperature of 800℃ for activation of 2 h, the obtained mater...

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Main Authors: Feng Ping, Zhao Jian, Xu Hongxiang, Huang Bo
Format: Article
Language:English
Published: Emergency Management Press 2018-12-01
Series:矿业科学学报
Subjects:
Online Access:http://kykxxb.cumtb.edu.cn/article/id/189
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author Feng Ping
Zhao Jian
Xu Hongxiang
Huang Bo
author_facet Feng Ping
Zhao Jian
Xu Hongxiang
Huang Bo
author_sort Feng Ping
collection DOAJ
description In this paper, coal-based porous carbon material with different specific surface area and pore size distribution was obtained by adjusting the proportion of KOH to coal based on Taixi anthracite.When the ratio of KOH to coal is 5:1 at the temperature of 800℃ for activation of 2 h, the obtained material has the highest specific surface area and pore volume(3 275 m<sup>2</sup>/g, 1.62 cm<sup>3</sup>/g).The adsorption amount of carbon dioxide at 0℃ and 100 kPa was 23.71%.The material is doped with nitrogen by using urea as a nitrogen source.Compound material was prepared through oxidation-reduction reaction on the carbon material loaded with manganese, which is used for a negative electrode material of a lithium ion battery.It exhibits good stability in charge-discharge cycles.The nitrogen and manganese dioxide are helpful to improve the specific capacitance of the material.
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spelling doaj.art-bc80de269efc48e59c78ff8c18d7c4de2022-12-22T03:43:44ZengEmergency Management Press矿业科学学报2096-21932018-12-013659660310.19606/j.cnki.jmst.2018.06.01120180611Preparation of anthracite-based CO<sub>2</sub> adsorbents and electrode materialsFeng Ping0Zhao Jian1Xu Hongxiang2Huang Bo3School of Chemical and Environmental Engineering, China University of Mining and Technology, Beijing 100083, ChinaSchool of Chemical and Environmental Engineering, China University of Mining and Technology, Beijing 100083, ChinaSchool of Chemical and Environmental Engineering, China University of Mining and Technology, Beijing 100083, ChinaSchool of Chemical and Environmental Engineering, China University of Mining and Technology, Beijing 100083, ChinaIn this paper, coal-based porous carbon material with different specific surface area and pore size distribution was obtained by adjusting the proportion of KOH to coal based on Taixi anthracite.When the ratio of KOH to coal is 5:1 at the temperature of 800℃ for activation of 2 h, the obtained material has the highest specific surface area and pore volume(3 275 m<sup>2</sup>/g, 1.62 cm<sup>3</sup>/g).The adsorption amount of carbon dioxide at 0℃ and 100 kPa was 23.71%.The material is doped with nitrogen by using urea as a nitrogen source.Compound material was prepared through oxidation-reduction reaction on the carbon material loaded with manganese, which is used for a negative electrode material of a lithium ion battery.It exhibits good stability in charge-discharge cycles.The nitrogen and manganese dioxide are helpful to improve the specific capacitance of the material.http://kykxxb.cumtb.edu.cn/article/id/189anthraciteporous carbon materialscarbon dioxide adsorptionlithium-ion battery
spellingShingle Feng Ping
Zhao Jian
Xu Hongxiang
Huang Bo
Preparation of anthracite-based CO<sub>2</sub> adsorbents and electrode materials
矿业科学学报
anthracite
porous carbon materials
carbon dioxide adsorption
lithium-ion battery
title Preparation of anthracite-based CO<sub>2</sub> adsorbents and electrode materials
title_full Preparation of anthracite-based CO<sub>2</sub> adsorbents and electrode materials
title_fullStr Preparation of anthracite-based CO<sub>2</sub> adsorbents and electrode materials
title_full_unstemmed Preparation of anthracite-based CO<sub>2</sub> adsorbents and electrode materials
title_short Preparation of anthracite-based CO<sub>2</sub> adsorbents and electrode materials
title_sort preparation of anthracite based co sub 2 sub adsorbents and electrode materials
topic anthracite
porous carbon materials
carbon dioxide adsorption
lithium-ion battery
url http://kykxxb.cumtb.edu.cn/article/id/189
work_keys_str_mv AT fengping preparationofanthracitebasedcosub2subadsorbentsandelectrodematerials
AT zhaojian preparationofanthracitebasedcosub2subadsorbentsandelectrodematerials
AT xuhongxiang preparationofanthracitebasedcosub2subadsorbentsandelectrodematerials
AT huangbo preparationofanthracitebasedcosub2subadsorbentsandelectrodematerials