| 摘要 |
<p>PROBLEM TO BE SOLVED: To improve the detachability of a cake that is a residue of filtration treatment at a filtration filter material using a nonwoven fabric.SOLUTION: A filtration filter material uses a nonwoven fabric made of continuous fibers as a base material. In the filtration filter material, thermal smoothing treatment is performed on at least one surface of the nonwoven fabric.</p> |
