发明名称 |
POREUS BUISVORMIG VOORTBRENGSEL UIT POLYTETRAFLUORETHYLEEN MET EEN MICROVEZELSTRUKTUUR EN WERKWIJZE VOOR DE VERVAARDIGING VAN DIT VOORTBRENGSEL. |
摘要 |
A porous polytetrafluoroethylene material is disclosed having a molecular microfibrous structure having, at one surface, a strong orientation in a given direction and, at another opposite surface, a strong orientation and a direction at right angles to the first, in which the orientation of the microfibrous structure progressively changes from one surface to the other. A process for preparing such an element is also disclosed. |
申请公布号 |
NL179352(B) |
申请公布日期 |
1986.04.01 |
申请号 |
NL19790008646 |
申请日期 |
1979.11.29 |
申请人 |
SUMITOMO ELECTRIC INDUSTRIES LTD. TE OSAKA, JAPAN. |
发明人 |
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分类号 |
A61F2/04;A61F2/06;A61L27/16;A61L29/04;A61L29/14;B29C47/00;B29C55/00;C08J5/18;(IPC1-7):B29C55/22;B29C47/20;B01D13/04;C08J9/28;C08L27/18 |
主分类号 |
A61F2/04 |
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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