| 摘要 |
PURPOSE:To obtain an easily machinable deodorizing filter having a long service life and causing a slight pressure drop by putting deodorants in the internal spaces of a support contg. activated carbon. CONSTITUTION:The interior of a support 1 is divided into spaces with sheets 1a contg. activated carbon and corrugated intermediate paper 1b contg. activated carbon. Granular ceramic 2a impregnated with a chemical deodorant and granular ceramic 2b impregnated with a deodorant extracted from a plant, etc., are put in the internal spaces to obtain an easily machinable deodorizing filter having a significant filtering effect and a long service life, causing a slight pressure drop and used for an air purifier, etc. |
