| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a functional filter exhibiting an antibacterial function, an antifungal function, an antiviral function, an antiallergenic function and a hygroscopic function without deteriorating its dust collecting efficiency. <P>SOLUTION: This functional filter 4 is formed by sticking an electrified filter medium 2 consisting of an electret filter etc., to an electrically non-conductive filter medium 1, to which a treating agent obtained by mixing two or more base materials selected from a base material having an antibacterial property, a base material having an antifungal property, a base material having an antiviral property, a base material having an antiallergenic property and a base material having a hygroscopic property is stuck by using an adhesive 3. As a result, this functional filter can exhibit a function of removing two or more kinds of toxic substances without deteriorating its dust collecting efficiency. <P>COPYRIGHT: (C)2005,JPO&NCIPI</p> |
