Filaments having alternate S-twisted and Z-twisted helical secti

Details Filaments having alternate S-twisted and Z-twisted helical secti Filaments having alternate S-twisted and Z-twisted helical secti

1978-03-20

1981-03-03

Cannon, James C.

Stock material or miscellaneous articles

Coated or structually defined flake, particle, cell, strand,...

Rod, strand, filament or fiber

428362, D01D 522, D02G 100, D02G 300

Patent

active

042541816

ABSTRACT:
A textured melt-spun filament having alternate S-twisted and Z-twisted helical sections connected by twist reversal regions, the filament having a cross-section comprising a spiral wherein the outer portion of the spiral lies at the inside of the helical sections.

REFERENCES:
patent: 3323168 (1967-06-01), Drunen et al.
patent: 3558420 (1971-01-01), Opfell
patent: 3623939 (1971-11-01), Ono et al.

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