| 摘要 |
PROBLEM TO BE SOLVED: To provide a dehumidification agent having excellent moisture adsorptivity and also allowing adsorbed moisture to be released at a low temperature.SOLUTION: The dehumidification agent comprises a modified product of Y-type zeolite with SiO/AlO(molar ratio) of more than 4.0 and 5.5 or less, Na/Al molar ratio of 0.28-0.70, crystallinity of 20-80%, and hydrophilic specific surface measured by water vapor BET method of 1000 m/g or more.SELECTED DRAWING: None |
