Bicomponent polyester fibers

Details Bicomponent polyester fibers Bicomponent polyester fibers

1997-02-03

1998-03-03

Edwards, Newton

Stock material or miscellaneous articles

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

Rod, strand, filament or fiber

428370, D02G 300

Patent

active

057232156

ABSTRACT:
Bicomponent polyester fibers that have "spiral crimp" on account of a difference in chain-branched content of the polyester polymers of the components. Such bicomponent fibers are preferably hollow and may be slickened, such as for use as filling material for pillows or other filled articles.

REFERENCES:
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patent: 3520770 (1970-07-01), Shima et al.
patent: 3772137 (1973-11-01), Tolliver
patent: 3952134 (1976-04-01), Watson
patent: 4618531 (1986-10-01), Marcus
patent: 4794038 (1988-12-01), Marcus
patent: 5104725 (1992-04-01), Broaddus
patent: 5112684 (1992-05-01), Halm et al.
patent: 5458971 (1995-10-01), Hernandez et al.

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