发明授权
- 专利标题: KERAMISCHE HOHLFASERN HERGESTELLT AUS NANOSKALIGEN PULVERTEILCHEN
- 专利标题(英): Ceramic hollow fibers made from nanoscale powder particles
- 专利标题(中): 陶瓷中空纤维生产的FROM纳米粉末
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申请号: EP02807705.5申请日: 2002-08-30
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公开(公告)号: EP1537060B1公开(公告)日: 2008-10-15
- 发明人: NONNINGER, Ralph
- 申请人: ItN Nanovation AG
- 申请人地址: Untertürkheimer Strasse 25 66117 Saarbrücken DE
- 专利权人: ItN Nanovation AG
- 当前专利权人: ItN Nanovation AG
- 当前专利权人地址: Untertürkheimer Strasse 25 66117 Saarbrücken DE
- 代理机构: Kohler Schmid Möbus
- 国际公布: WO2004020362 20040311
- 主分类号: C04B35/622
- IPC分类号: C04B35/622
摘要:
The invention relates to a method for producing ceramic hollow fibers from nanoscale particles and to hollow fibers produced in such a manner. The inventive method is characterized in that the ceramic material has a solids content of > 25 % by volume, preferably > 30 % by volume and is processed by means of extrusion and spinning. The hollow fiber is sintered according to conventional sintering methods. A hollow fiber produced in this manner is used for metal, polymer and ceramic matrix reinforcements, for artificial organs, for microsystems technology components, for fiber optical waveguides, for ceramic membranes, for solid electrolyte in fuel cells (SOFC), for tissue engineering and for producing extremely light ceramic parts, such as heat shields or brake systems, that are subjected to temperature stresses. The inventive ceramic batch can also be processed by means of silk screening whereby resulting in the production of filigree structures over the ceramic silk screening.
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