Process for producing very fine denier synthetic fibers

Details Process for producing very fine denier synthetic fibers Process for producing very fine denier synthetic fibers

1980-12-04

1983-08-23

Woo, Jay H.

Plastic and nonmetallic article shaping or treating: processes

Forming continuous or indefinite length work

Shaping by extrusion

2642101, D01F 618

Patent

active

044003390

ABSTRACT:
Dry-spun synthetic fibers and filaments having an individual as-spun denier of 3 dtex are obtained by dry-spinning a viscosity-stable spinning solution with a draft of at least 20.

REFERENCES:
patent: 1941204 (1933-12-01), Dreyfus
patent: 1950026 (1934-03-01), Dreyfus et al.
patent: 2072100 (1937-03-01), Dreyfus et al.
patent: 3097415 (1963-07-01), Davis
patent: 4140844 (1979-02-01), Lowasser
patent: 4163770 (1979-08-01), Porosoff
patent: 4205039 (1980-05-01), Streetman et al.
patent: 4219523 (1980-08-01), Porosoff
Chemiefasern/Textilindustrie, (1979), part 1, pp. 30-34, part 3, pp. 175-178.

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