Elastic synthetic polymer filament with multi-lobated cross-sect

Details Elastic synthetic polymer filament with multi-lobated cross-sect Elastic synthetic polymer filament with multi-lobated cross-sect

1990-11-21

1992-08-25

Ryan, Patrick J.

Stock material or miscellaneous articles

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

Rod, strand, filament or fiber

428374, 428373, 428397, D02G 300

Patent

active

051418118

ABSTRACT:
An elastic synthetic polymer filament having a multi-lobated cross-sectional profile is composed of (A) a filamentary axial constituent extending along the longitudinal axis of the filament, and (B) 3 to 8 filamentary lobe constituents radically protruding from and extending along the filamentary axial constituent each having a constricted portion thereof through which each filamentary lobe constituent is connected to the filamentary axial constituent, the cross-section of the filament satisfying the relationship (I):

REFERENCES:
patent: 3418200 (1968-12-01), Tanner
patent: 3914488 (1975-10-01), Gorrafa
patent: 4791026 (1988-12-01), Yoshimoto et al.

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