| 摘要 |
PURPOSE: Provided are a photocatalyst filter which is irradiated with ultraviolet ray and a water purifier using radicals generated from the photocatalyst having high oxidizing and reducing abilities, thereby decomposing organic substance in water and preventing secondary contamination of purified water. CONSTITUTION: The photocatalyst filter comprises a metal vessel having a titanium oxide coating layer on inner wall thereof and having a water inlet and a water outlet, a support formed of elvan, germanium, glass or jade, coated with a photocatalyst layer, and received in the metal vessel, an irradiation unit comprised of quartz.
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