Hollow water-absorbing polyester filament textile material

Details Hollow water-absorbing polyester filament textile material Hollow water-absorbing polyester filament textile material

1982-06-11

1983-07-05

Bell, James J.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Including interlaminar mechanical fastener

428253, 428365, 428369, 428373, 428395, 428397, 428398, 428400, 428480, D03D 300

Patent

active

043918727

ABSTRACT:
Hollow water-absorbing polyester filaments each having a number of fine caves which are evenly distributed in at least a portion of the filament and through which the hollow is connected to the outside of the filament, are produced (1) by prepared hollow filaments from a blend of a principal polyester component and a cave-forming agent consisting of at least one member selected from:

REFERENCES:
patent: 3558420 (1971-01-01), Opfell
patent: 3682846 (1972-08-01), Samo et al.
patent: 3957936 (1976-05-01), Lauchenauer

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