Porous hollow fiber

Details Porous hollow fiber Porous hollow fiber

1989-04-27

1991-02-12

Kendell, Lorraine T.

Stock material or miscellaneous articles

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

Rod, strand, filament or fiber

21050023, 428375, 428376, 428400, D02G 300

Patent

active

049923323

ABSTRACT:
The improvement in a porous hollow fiber having a large number of micropores in its surrounding wall, in which walls of said pores are coated with an essentially water-insoluble alkylcellulose derivative such as ethylcellulose, carboxymethylethylcellulose, hydroxypropylmethylcellulose acetate succinate or hydroxypropylmethylcellulose phthalate, or poly(2-hydroxyethyl methacrylate).

REFERENCES:
patent: 4214020 (1980-07-01), Ward et al.
patent: 4654265 (1987-03-01), Kamei et al.
patent: 4670341 (1987-06-01), Lundsager

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