AUXILIARY CHEMICAL FOR FILTERING LIQUID AND ITS USE FOR REMOVING CONTAMINATION DUE TO MICROORGANISM

摘要

PROBLEM TO BE SOLVED: To provide auxiliary chemicals for filtering liquid for surely removing contamination due to microorganisms. SOLUTION: This auxiliary chemical for filtering liquid for surely removing contamination due to microorganisms is constituted of polylactam powder obtained by polymerization of a monocyclic lactam by an anion catalyst reaction in a liquid medium. The auxiliary chemical is especially intended to integrate preparation methods for drinking water.