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author:

陈西子 (陈西子.) [1] | 陈艳蕾 (陈艳蕾.) [2] | 巫秋萍 (巫秋萍.) [3] | 陈霏云 (陈霏云.) [4] | 庄赞勇 (庄赞勇.) [5] | 于岩 (于岩.) [6]

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CQVIP PKU

Abstract:

用氨三乙酸酐对MCM-41介孔分子筛进行功能化,制备了NATT-MCM-41吸附材料,研究其对废水中Pb^2+和Cu^2+的吸附特性。XRD、TEM、FT-IR分析表明,MCM-41分子筛表面成功引入了氨三乙酸分子的氨基和酯基基团。NATT-MCM-41吸附剂投加量为1 g/L,Pb^2+和Cu^2+的初始浓度为150 mg/L,达到吸附平衡后,NATT-MCM-41对Pb^2+和Cu^2+的吸附量分别为123.5 mg/g和103.4 mg/g;NATT-MCM-41对Pb^2+和Cu^2+吸附的最佳p H范围为5.0,吸附去除率分别达到95%和90.4%;NATT-MCM-41循环5次后依然表现出良好的吸附去除性能,说明NATT-MCM-41在处理废水重金属离子方面有较好的应用前景。

Keyword:

MCM-4 吸附 氨三乙酸酐 重金属离子

Community:

  • [ 1 ] 福州大学材料科学与工程学院,福建福州350108
  • [ 2 ] 生态环境材料先进技术福建省高校重点实验室,福建福州350108

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Source :

陶瓷学报

ISSN: 2095-784X

Year: 2018

Issue: 2

Volume: 39

Page: 187-193

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count: -1

30 Days PV: 7

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