发明名称 |
Vliese aus Elektretfasermischungen mit verbesserter Ladungsstabilität |
摘要 |
A non-woven fabric of electret fibres is predominantly made of a fibre-forming polymer or polycondensate and 0.01-30, pref. 0.01-10, and esp. 0.1-5, wt.% of an organic or organometallic charge control agent. The fabric contains ≥ 2 sorts of electret fibres which are made from different materials. Also claims dust filters and dust wiping cloth made from the non-woven fabric; and the use of the non-woven fabric in fire dust filters and in dust wiping cloths. |
申请公布号 |
DE9414040(U1) |
申请公布日期 |
1995.01.19 |
申请号 |
DE19940014040U |
申请日期 |
1994.08.30 |
申请人 |
HOECHST AG, 65929 FRANKFURT, DE |
发明人 |
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分类号 |
D01F6/92;B01D39/08;D01F1/09;D01F6/90;D04H1/42;D04H1/4334;D04H1/435;D04H1/4382;D04H1/541;D04H1/542;D04H1/55;D04H13/00 |
主分类号 |
D01F6/92 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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