摘要 |
PROBLEM TO BE SOLVED: To prepare dispersion which is used for antibacterial and antifungal processing and has extremely high treatment efficiency and highly excellent stability. SOLUTION: This zinc pyrithione-containing dispersion which is used for antibacterial and antifungal processing and is obtained by crushing the zinc pyrithione in the presence of a surfactant and water in a suspension state is characterized by controlling the contents of iron and copper in the dispersion to <=0.1 wt.%, respectively, based on the zinc pyrithione.
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