Citation: Zheng Pu ZHANG, Zhi Peng WANG, Bao Gui ZHANG, Yan Geng ZHANG. The Application of Polytetrafluoroethylene (PTFE) Fiber Grafted Acrylic Acid as a Cation Exchanger for Removing Cu²⁺[J]. Chinese Chemical Letters, ;2003, 14(6): 609-610. shu

The Application of Polytetrafluoroethylene (PTFE) Fiber Grafted Acrylic Acid as a Cation Exchanger for Removing Cu²⁺

1.
The State Key Lab. of Adsorption and Separation of Functional Polymer Materials, Nankai University, Tianjin 300071;
2.
Environmental Science College, Nankai University, Tianjin 300071;
3.
The Tianjin Institute of Technological Physics, Tianjin 300192

Received Date: 27 August 2002

The polytetrafluoroethylene fiber grafted acrylic acid was used as a cation exchanger.The exchange capacity of the cation fiber is 3.06 mmol/g. The maximum Cu²⁺ adsorptioncapacity is 107.48 mg/g. It could be desorbed completely by 1 mol/L HCl.
- Polytetrafluoroethylene fiber,
- acrylic acid grafting,
- Cu²⁺ adsorption
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