发明名称 |
Carbon fiber precursor fiber bundle, production method and production device therefor, and carbon fiber and production method therefor |
摘要 |
There are provided a carbon fiber precursor fiber bundle which permits easy bundling of a plurality of small tows into one bundle, is provided with a dividing capability to divide into the original small tows spontaneously at the time of firing, and is suitable for obtaining a carbon fiber that is excellent in productivity and quality, and a production method and a production apparatus of the carbon fiber precursor fiber bundle, and an excellent carbon fiber and a production method thereof. A production apparatus of a carbon fiber precursor fiber bundle, comprising an intermingling device that comprises a yarn channel having a flat rectangular section through which a plurality of small tows can pass in a manner adjacent to each other and a plurality of air jet holes disposed with predetermined intervals along the long side direction of the flat rectangle and having the openings thereof in the yarn channel.
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申请公布号 |
US7941903(B2) |
申请公布日期 |
2011.05.17 |
申请号 |
US20050589189 |
申请日期 |
2005.02.10 |
申请人 |
MITSUBISHI RAYON CO., LTD. |
发明人 |
IKEDA KATSUHIKO;SHIMOZAWA NOBUYUKI;KUNISAWA TAKAHIKO;KAWAMURA ATSUSHI |
分类号 |
D02J1/08;D01F6/18;D01F9/14;D01F9/22 |
主分类号 |
D02J1/08 |
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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