公开(公告)号：US11472961B2

公开(公告)日：2022-10-18

申请号：US16840591

申请日：2020-04-06

Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE

Inventor： Min-Fei Tsai ,  Feng-Jen Tsai ,  Ping-Yen Chen ,  Yen-Cheng Li ,  Li-Han Chung

IPC: C08L81/06 ,  C02F1/68 ,  C08L29/04 ,  C08L39/06 ,  C08J5/18 ,  C08L71/02 ,  C02F101/20

Abstract: A method of removing metal ions is provided, which includes contacting a metal removal composition with a solution containing metal ions for removing the metal ions from the solution, wherein the metal removal composition includes a polymer with a chemical structure of: wherein Q is a quinoline-based group, n=90˜450, o=10˜50, and p=0˜20. The metal removal composition has a type of fiber or film. In addition, the metal removal composition has a porosity of 60% to 90%.