Available Technology

Dual-functional ion exchange resins from agricultural by-products

A process for the production of dual-functional ion exchange resins from lignocellulosic agricultural material involving anionization of the lignocellulosic agricultural material with citric acid and then cationization of the lignocellulosic agricultural material with dimethyloldihydroxyethylene urea (DMDHEU) and choline chloride, or cationization of the lignocellulosic agricultural material with DMDHEU and choline chloride and then anionization of the lignocellulosic agricultural material with citric acid.
Inventors: 

Lynda H. Wartelle

Wayne E. Marshall

Patent Number: 
US7098327
Patent Issue Date: 
September 29, 2006
Lab Representatives
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