Method for preparing carbon fibers

Details Method for preparing carbon fibers Method for preparing carbon fibers

1979-12-19

1982-02-09

Woo, Jay H.

Chemistry of inorganic compounds

Carbon or compound thereof

Elemental carbon

264 292, 264 296, 264 297, 4234478, C01B 3107

Patent

active

043149812

ABSTRACT:
The present invention relates to a method for preparing carbon fibers from a pitch by treating the pitch fibers spun from a pitch with a gaseous mixture of air and a gaseous oxidizing agent in an infusibilizing furnace divided into at least two chambers arranged in series and then carbonizing the thus treated pitch fibers into carbon fibers.

REFERENCES:
patent: 3011981 (1961-12-01), Soltes
patent: 3716607 (1973-02-01), Otani
patent: 3767741 (1973-10-01), Toyoguchi et al.
patent: 3935301 (1976-01-01), Morita et al.
patent: 4032607 (1977-06-01), Schulz
patent: 4100004 (1978-07-01), Moss et al.

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