| 发明名称 |
FILTER MEDIUM AND AIR FILTER UNIT |
| 摘要 |
A filter medium having excellent efficiency and an air filter unit using t he same are provided which have air permeable supporting material (3, 4) on at least one surface of a PTFE porous film (2). The maximum amount of organic materials detected from the filter medium is 3ng or less per gram of the filter medium.
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| 申请公布号 |
CA2263004(C) |
申请公布日期 |
2006.06.27 |
| 申请号 |
CA19972263004 |
申请日期 |
1997.08.06 |
| 申请人 |
DAIKIN INDUSTRIES, LTD. |
发明人 |
URAOKA, NOBUKI;INOUE, OSAMU;KUSUMI, TOSHIO;ASANO, JUN;CHAEN, SHINICHI;HIRANO, SEIICHI;HARA, SATOSHI |
| 分类号 |
B01D39/16;B01D39/08;B01D46/10;B01D46/12;B01D46/52;B01D69/02;B01D69/10;B01D71/36;B32B27/00;B32B27/30 |
主分类号 |
B01D39/16 |
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