| 摘要 |
PROBLEM TO BE SOLVED: To provide a filter medium for a dehumidification rotor having high dehumidification efficiency, excellent processability of a desiccant rotor, and proper pressure loss.SOLUTION: A filter medium for a dehumidification rotor contains moisture absorbent, a binder and fibers and is manufactured with a chemical bond method. Preferably, the binder is an acrylic resin binder, a colloidal silica is used together in the binder, the solid content percentage of the moisture absorbent to the fibers and the binder is 20-200 mass%, and the air permeability resistivity measured according to JIS P8117 is 100 sec or more. |
