Process for forming carbonaceous fibers

Details Process for forming carbonaceous fibers Process for forming carbonaceous fibers

1975-02-13

1977-06-21

Meros, Edward J.

Chemistry of inorganic compounds

Carbon or compound thereof

Elemental carbon

81155, 4234477, 264 292, D01F 922

Patent

active

040311880

ABSTRACT:
A method is disclosed for forming carbonaceous fibers from polyacrylonitrile fibers wherein the polyacrylonitrile is treated with an amine in a pressure vessel at an elevated temperature and an elevated pressure, oxidizing the amine treated polyacrylonitrile at an elevated temperature in an oxidizing atmosphere, and carbonizing the oxidized polyacrylonitrile by heating it at a temperature of at least 1000.degree. C.

REFERENCES:
patent: 2758003 (1956-08-01), Kleiner et al.
patent: 3592595 (1971-07-01), Gump et al.
patent: 3632798 (1972-01-01), Morita et al.
patent: 3814577 (1974-06-01), Menikheim
patent: 3862334 (1975-01-01), Turner

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