Hydrophilic bi-component threads

Details Hydrophilic bi-component threads Hydrophilic bi-component threads

1977-06-07

1979-07-31

Cannon, J. C.

Stock material or miscellaneous articles

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

Rod, strand, filament or fiber

264178F, 264182, 264210F, 428913, D01D 506, D01F 804, D01F 808, D07G 304

Patent

active

041630785

ABSTRACT:
The invention relates to a bi-component filament or fibre of a fibre-forming synthetic polymer having a core/sheath structure in at least one component and having a moisture absorption of at least 1.5% at 65% relative atmospheric humidity and at a temperature of 21.degree. C. and a moisture absorption of at least 5% at 90% relative atmospheric humidity and 21.degree. C. and a water-retention-power of at least 10% as well as to a process for the production thereof.

REFERENCES:
patent: 3470060 (1969-09-01), Szitz et al.
patent: 3473998 (1969-10-01), Spiesterbach et al.
patent: 3515627 (1970-06-01), Sekiguchi et al.
patent: 3616183 (1971-10-01), Bradford et al.
patent: 3624195 (1971-11-01), Nakayama et al.
patent: 3644609 (1972-02-01), Nakagawa et al.
patent: 3671619 (1972-06-01), Fitzgerald et al.
patent: 3679541 (1972-07-01), Dorris et al.
patent: 3846226 (1974-11-01), Smithey
patent: 3984515 (1976-10-01), Mommaerts et al.
patent: 3984601 (1976-10-01), Blickenstaff
patent: 4059949 (1977-11-01), Lee
patent: 4075378 (1978-02-01), Anton et al.

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