| 发明名称 |
FILTER MATERIAL FOR LIQUID FILTER, AND CARTRIDGE FILTER |
| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a filter material using nonwoven fabric having high collection efficiency and long life. <P>SOLUTION: The filter material for liquid filters includes a filtration layer which is a spunbonded nonwoven fabric made of polyphenylene sulfide long fibers whose average diameter is 1 to 10 μm. The weight per unit area of the filtration layer is 50 to 300 g/m<SP POS="POST">2</SP>and its porosity is 40 to 70%. <P>COPYRIGHT: (C)2012,JPO&INPIT |
| 申请公布号 |
JP2011240290(A) |
申请公布日期 |
2011.12.01 |
| 申请号 |
JP20100116203 |
申请日期 |
2010.05.20 |
| 申请人 |
ASAHI KASEI FIBERS CORP |
发明人 |
AMANO SEIICHI;TAKAHASHI TOMOKO;IKURA YUTA;HIRONAKA DAISUKE |
| 分类号 |
B01D39/16;B01D29/07;D04H3/009;D04H3/16;F01D25/00;F01K9/00 |
主分类号 |
B01D39/16 |
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