[1]吴 婷(989-),女,江西高安人,等.AlPO-18分子筛膜在N2/CH4体系中的分离性能研究[J].江西师范大学学报(自然科学版),2019,(06):576-581.[doi:10.16357/j.cnki.issn1000-5862.2019.06.04]
 ZHAN Tianqi,WU Ting*,SHI Yuyin,et al.The Studies on N2/CH4 Separation Performance of AlPO-18 Membranes[J].Journal of Jiangxi Normal University:Natural Science Edition,2019,(06):576-581.[doi:10.16357/j.cnki.issn1000-5862.2019.06.04]
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AlPO-18分子筛膜在N2/CH4体系中的分离性能研究()
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《江西师范大学学报》(自然科学版)[ISSN:1006-6977/CN:61-1281/TN]

卷:
期数:
2019年06期
页码:
576-581
栏目:
纳米材料与绿色化学
出版日期:
2019-12-10

文章信息/Info

Title:
The Studies on N2/CH4 Separation Performance of AlPO-18 Membranes
文章编号:
1000-5862(2019)06-0576-06
作者:
吴 婷(1989-)江西高安人助理研究员博士主要从事膜制备与膜分离应用的研究.E-mail:tingwu@jxnu.edu.cn
江西师范大学化学化工学院,先进材料研究院,分子筛膜材料国家地方联合工程实验室,江西 南昌 330022
Author(s):
ZHAN TianqiWU Ting*SHI YuyinLI YuqinGUI TianCHEN Xiangshu*
College of Chemistry and Chemical Engineering,Institute of Advanced Materials,State-Province Joint Engineering Laboratory of Zeolite Membrane Materials,Jiangxi Normal University,Nanchang Jiangxi 330022,China
关键词:
AlPO-18分子筛膜 DIPEA N2/CH4分离 气体渗透行为
Keywords:
AlPO-18 membrane DIPEA N2/CH4 separation gas permeation
分类号:
TQ 028.8
DOI:
10.16357/j.cnki.issn1000-5862.2019.06.04
文献标志码:
A
摘要:
采用廉价的N,N-二异丙基乙胺(DIPEA)为结构导向剂,通过2次水热合成法,在大孔管状莫来石支撑体上成功制备出具有N2/CH4分离性能且重复性良好的AlPO-18分子筛膜.对合成的AlPO-18分子筛膜进行了不同单气体的渗透性能测试; 考察了测试压力及温度对N2、CH4在AlPO-18分子筛膜上的气体渗透行为影响.在303 K及0.1 MPa压差测试条件下,性能最佳的AlPO-18分子筛膜对N2的渗透速率及N2/CH4的理想选择性分别为0.91×10-7 mol?m-2?s-1?Pa-1和7.9.
Abstract:
High-performance and reproducible AlPO-18 membranes are successfully prepared on porous mullite support by secondary hydrothermal synthesis with a low-cost N,N-diisopropylethylamine(DIPEA)as template for N2/CH4 separation.The composed AIPO-18 membranes are measured by single-gas permeances for H2,CO2,N2,CH4,SF6.The influence of temperature and pressure drop on the permeance performance of N2/CH4 are studied.The best membrane displays a N2 single gas permeance of 0.91&215;10-7 mol?m-2?s-1?Pa-1 with the ideal selectivity of 7.9 for N2/CH4 at 303 K and a 0.1 MPa pressure drop.

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备注/Memo

备注/Memo:
收稿日期:2019-07-20
基金项目:国家国际合作重大专项(2015DFA50190),国家自然科学基金(21968009)和江西省科技厅科技课题(20192ACB80003,20192BBH80024)资助项目.
通信作者:陈祥树(1966-),男,江西玉山人,教授,博士,博士生导师,主要从事膜分离与非均相催化的研究.E-mail:cxs66@jxnu.edu.cn
更新日期/Last Update: 2019-12-10