METHOD FOR REMOVING METAL FROM POLYAMIDE COMPOUND

摘要

PROBLEM TO BE SOLVED: To provide a method for efficiently and simply removing metals from a polyamide compound. SOLUTION: An organic solution of a polyamide compound is passed through a filter having a functional filter medium on which a zeta potential acts or having a combination of the functional filter medium with an ion exchanger and/or a chelate former. COPYRIGHT: (C)2003,JPO