Continuous carbon filament fiber bundles

Details Continuous carbon filament fiber bundles Continuous carbon filament fiber bundles

1982-07-07

1985-01-29

McCamish, Marion

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Processes of preparing a desired or intentional composition...

428367, 428375, 428408, 523468, 523512, 524495, C08K 900, B32B 900

Patent

active

044966717

ABSTRACT:
A bundle of continuous carbon filament fibers treated with a sizing agent containing as an active component a water-dispersible resin composition consisting of about 65% to 95% by weight of water-dispersible urethane compound having at least one epoxy group and at least one quaternary ammonium group and about 5% to 35% by weight of an epoxy resin. The bundle has an excellent fretting resistance, is extremely handleable, and produces a carbon fiber-reinforced composite material having excellent physical properties.

REFERENCES:
patent: 3839252 (1974-11-01), Boss et al.
patent: 3931116 (1976-01-01), Bernstein et al.
patent: 4169210 (1978-01-01), Schimmel

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