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author:

黄漂漂 (黄漂漂.) [1] | 刘明华 (刘明华.) [2] | 龚洪秀 (龚洪秀.) [3]

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CQVIP PKU CSCD

Abstract:

以壳聚糖为原料,利用Mannich反应原理,在壳聚糖分子的氨基上引入具有还原性能的亚磷酸基团,制备出新型还原性壳聚糖吸附剂RCA,并考察其对Cr(VI)的还原吸附效果。研究结果表明,当反应温度为80℃,戊二醛用量为45.0%,亚磷酸用量为30.0%,反应时间为2h时,制得的还原性壳聚糖吸附剂对Cr(VI)的还原吸附率为94.8%。此外,该吸附剂具有较强的耐酸碱能力和抗氧化能力。红外光谱分析和元素分析结果表明,壳聚糖分子上已成功引入亚磷酸基团。

Keyword:

CR(VI) 亚磷酸 壳聚糖吸附剂 还原吸附 还原性

Community:

  • [ 1 ] 福州大学环境与资源学院,福州350108
  • [ 2 ] 福建省生物质资源化技术开发基地,福州350108

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Source :

离子交换与吸附

ISSN: 1001-5493

Year: 2012

Issue: 2

Volume: 28

Page: 110-118

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count: -1

30 Days PV: 5

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