Process of making graphite fiber

Plastic and nonmetallic article shaping or treating: processes – Carbonizing to form article – Filaments

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264 296, 264 297, 264182, 4234476, 4234477, 4234478, 423448, D01F 922

Patent

active

052699846

ABSTRACT:
A graphite fiber having an elastic modulus E of 340-680 GPa, a microvoid radius of not larger than 20 .ANG. and a crystal size L.sub.c (.ANG.) satisfying the following formula:

REFERENCES:
patent: 3412062 (1968-11-01), Johnson et al.
patent: 3993719 (1976-11-01), Matsumura et al.
patent: 4695415 (1987-09-01), Setsuie et al.
patent: 4869856 (1989-09-01), Takahashi et al.
patent: 4917836 (1990-04-01), Yamane et al.

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