Chemistry of inorganic compounds – Carbon or compound thereof – Elemental carbon
Patent
1974-04-11
1976-01-20
Meros, Edward J.
Chemistry of inorganic compounds
Carbon or compound thereof
Elemental carbon
264 29, C01B 3107
Patent
active
039339866
ABSTRACT:
A process for producing carbon fibers which comprises (a) treating preoxidized fibers produced from an acrylonitrile fiber with a reducing liquid containing a specific compound and (b) thereafter carbonizing or graphitizing the treated fibers at a temperature above 800.degree. C. The thus-obtained carbon or graphite fibers have a high tensile strength and a high modulus of elasticity.
REFERENCES:
patent: 3412062 (1968-11-01), Johnson et al.
patent: 3529934 (1970-09-01), Shindo
patent: 3532466 (1970-10-01), Johnson et al.
patent: 3539295 (1970-11-01), Ram
Kishimoto Soichiro
Matsumura Yasuo
Ozaki Masahiko
Japan Exlan Company Limited
Meros Edward J.
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