Process for spinning composite fiber of phenolic resin

Details Process for spinning composite fiber of phenolic resin Process for spinning composite fiber of phenolic resin

1975-10-14

1976-12-07

Woo, Jay H.

Plastic and nonmetallic article shaping or treating: processes

Forming continuous or indefinite length work

With crimping or crinkling of strands of filaments

264171, 264236, 428369, 428374, B29F 310

Patent

active

039963276

ABSTRACT:
A method of producing a self-crimping composite fiber of phenolic resin having heat-resistant and flameproof properties which comprises compositely spinning a thermoplastic phenolic resin and a modified phenolic resin consisting of a thermoplastic resin and another thermoplastic resin, such that the two components are united in either an eccentric or side-by-side arrangement, and thereafter curing the resulting thermoplastic composite fiber.

REFERENCES:
patent: 3639953 (1972-02-01), Kimura et al.
patent: 3651199 (1972-03-01), Blume et al.
patent: 3808289 (1974-04-01), Okuhashi et al.
patent: 3928526 (1975-12-01), Koyama
patent: 3931386 (1976-01-01), Kimura et al.

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