| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a fire-retardant filter for polymerization toner that is incorporated into electronic apparatuses such as a copier, a printer, a multifunctional OA machine, and a POD printer, and collects dust such as toner contained in an exhaust gas of the apparatus. <P>SOLUTION: A filter for polymerization toner is a short fiber non-woven fabric containing 80 weight% or more of short fiber having the limiting oxygen index of 20 or more. The short fiber non-woven fabric has the bias weight of 10 to 400 g/m<SP POS="POST">2</SP>, the apparent density of 0.007 to 0.04 g/cm<SP POS="POST">3</SP>, and the average fiber diameter of the short fiber constituting the non-woven fabric of 15 to 25 μm. <P>COPYRIGHT: (C)2013,JPO&INPIT |
