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Inventor:

刘明华 (刘明华.) [1] | 池明霞 (池明霞.) [2] | 黄统琳 (黄统琳.) [3]

Indexed by:

incoPat

Abstract:

本发明公开了一种含偕胺肟基和羧基的球形纤维素螯合吸附剂及其制备方法,该球形纤维素螯合吸附剂的平均孔径为5~40nm,比表面积为160~750m2/g,骨架密度为0.94~1.45g/ml,表观密度为0.35~0.78g/ml,孔容为0.25~1.3ml/g,含水率为45%~70%,偕胺肟基和羧基含量分别为10.6~15.0mmol/g和0.30~0.80mmol/g,制备步骤包括接枝共聚、皂化和偕胺肟化。本发明的产品具有高极性和良好的贵金属特殊吸附选择性,方法简单易行,生产成本低、且纤维素为丰富天然可再生的材料,因此能够在贵金属的富集回收等方面产生实际的经济效益和环境效益。

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Patent Info :

Type: 发明授权

Patent No.: CN200810071810.0

Filing Date: 2008/9/18

Publication Date: 2012/5/23

Pub. No.: CN101357325B

公开国别: CN

Applicants: 福州大学

Legal Status: 授权

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:

30 Days PV: 3

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