Process for the surface treatment of carbon fibers

Details Process for the surface treatment of carbon fibers Process for the surface treatment of carbon fibers

1973-12-20

1977-02-22

Smith, Ronald H.

Coating processes

Base supplied constituent

81156, 264DIG19, 4234471, 423460, 427444, B05D 500

Patent

active

040093050

ABSTRACT:
A carbon fiber is oxidized to form oxygen-containing functional groups on the entire surface of the fiber and then contacted with ammonia, an organic amine, a lactam, or an amino carboxylic acid at a temperature of 100.degree.-500.degree. C whereby the surfaces of the carbon fiber obtain good affinity for a synthetic resin.

REFERENCES:
patent: 2816046 (1957-12-01), Damusis
patent: 2867540 (1959-01-01), Harris
patent: 3317339 (1967-05-01), Fortner et al.
patent: 3549560 (1970-12-01), Monsimer
patent: 3627570 (1971-12-01), Cass
patent: 3660140 (1972-05-01), Scola et al.
patent: 3723607 (1973-03-01), Kalnin
patent: 3776829 (1973-12-01), Goan

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