Carbon fiber precursor acrylic fiber, carbon fiber, and method for producing same
A first aspect of the present invention is carbon fiber wherein the surface of a monofilament has a center line average roughness Ra of 6.0 nm or more and 13 nm or less, and the monofilament has a long diameter/short diameter ratio of 1.11 or more and 1.245 or less. A second aspect of the present in...
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Format: | Patent |
Sprache: | eng |
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