AIR FILTER, FILTER MEDIUM FOR AIR FILTER AND MANUFACTURING METHOD THEREFOR

摘要

PROBLEM TO BE SOLVED: To provide an air filter with an electromagnetic wave absorbing function of converting unrequired electromagnetic waves to heat energy and absorbing it without the need of electrically connecting a filter medium for a filter or a filter frame and a casing, a filter medium for the air filter and the manufacturing method therefor. SOLUTION: The bulk density of the filter medium for the air filter with electromagnetic wave absorptivity is set to 3 to 12 kg/m3. COPYRIGHT: (C)2003,JPO