| 发明名称 |
ELEKTRET IN FORM VON FASRIGEM BAHNMATERIAL. |
| 摘要 |
A persistent electric charge is introduced into melt-blown fibers during the melt-blowing process. When these charged fibers are incorporated into fibrous webs, they provide unique properties, including improved filtering properties. |
| 申请公布号 |
CH642277(A5) |
申请公布日期 |
1984.04.13 |
| 申请号 |
CH19790001114 |
申请日期 |
1979.02.05 |
| 申请人 |
MINNESOTA MINING AND MFG. CO. |
发明人 |
DONALD ALFONS KUBIK;CHARLES IRA DAVIS |
| 分类号 |
A62B18/02;A41D13/11;A61B19/00;A62B23/02;B01D39/16;B03C3/28;D04H1/56;D04H3/03;D04H3/16;D04H13/02;D06M10/00;D06M10/02;D06M101/00;D06M101/16;D06M101/18;D06M101/20;D06M101/22;H01G7/02 |
主分类号 |
A62B18/02 |
| 代理机构 |
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