Polyamide-imide fibers for a bag filter

Details Polyamide-imide fibers for a bag filter Polyamide-imide fibers for a bag filter

1995-10-20

1997-10-28

Edwards, Newton

Stock material or miscellaneous articles

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

Rod, strand, filament or fiber

428365, 428394, D02G 300

Patent

active

056816561

ABSTRACT:
The present invention provides polyamide-imide fibers for a bag filter comprising a polyamide-imide resin produced by reacting an isocyanate component and an acid anhydride component, the isocyanate component comprising 4,4'-diphenylmethane diisocyanate in an amount of at least 60 mol % of the isocyanate component.

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patent: 4801502 (1989-01-01), Weinrotter et al.
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patent: 5159052 (1992-10-01), Barthelemy et al.
patent: 5187254 (1993-02-01), Yokelson et al.
patent: 5458969 (1995-10-01), Yokelson et al.

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