| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a method for generating minus ion and a minus ion generator. <P>SOLUTION: A high molecular resin film which forms micro pores having gas permeability therein is used as a gas-permeable material, gas such as air or oxygen is compressed and is allowed to forcibly pass the micro voids formed in the film and minus ions are generated by using static electricity with friction. <P>COPYRIGHT: (C)2003,JPO</p> |
