FRESHNESS RETAINING AGENT, METHOD FOR MANUFACTURING SAME, GAS PURIFICATION DEVICE AND GAS PURIFICATION SYSTEM

Provided are: a freshness retaining agent that can be obtained by a simple method and exhibits high absorptivity and excellent antibacterial properties; a gas purification device that is configured from the freshness retaining agent; and a gas purification system. The freshness retaining agent, whic...

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1. Verfasser: IRIE YASUO
Format: Patent
Sprache:chi ; eng
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