TRANSFORMATION OF STRUCTURE IN POLYACRYLONITRILE FIBRES DURING STABILIZATION

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The Lonversion of polyacrylonitrile(PAN)fibre to carbon fibre consists of an oxidative stabili-zation process in which the PAN fibre is heated between 200-300℃ in air to give a thermally co-herent structure.The structural changes of PAN fibres during stab
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