Carbon fiber and carbon fiber-reinforced resin composition using

Details Carbon fiber and carbon fiber-reinforced resin composition using Carbon fiber and carbon fiber-reinforced resin composition using

1991-05-20

1993-07-20

Lesmes, George F.

Stock material or miscellaneous articles

Structurally defined web or sheet

Discontinuous or differential coating, impregnation or bond

4234471, 428367, 428378, 428408, 528288, 528297, 528335, B32B 2712, B32B 2728

Patent

active

052292029

ABSTRACT:
A carbon fiber having its surface coated with a copolymer composed of a diamine compound, a dicarboxylic acid compound and a glycidyl polyalkylene oxide derivative of the following formula (I), wherein the copolymer contains said polyalkylene oxide derivative in an amount of from 10 to 50% by weight as in the monomer composition: ##STR1## wherein R.sup.1 is H or an alkyl group having not more than 20 carbon atoms, R.sup.2 is H or CH.sub.3, and n is an integer of from 1 to 40.

REFERENCES:
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patent: 3914504 (1975-10-01), Weldy
patent: 4147833 (1979-04-01), Eilerman et al.
patent: 4163003 (1979-07-01), Paul, Jr. et al.
patent: 4394467 (1983-07-01), Edelman
patent: 4555446 (1985-11-01), Sumida et al.
patent: 4615946 (1986-10-01), Temple
patent: 4751258 (1988-06-01), Minami

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