HOLLOW POLYACRYLIC FIBER AND METHOD OF ITS PRODUCTION Russian patent published in 1999 - IPC

Abstract RU 2131488 C1

FIELD: production of hollow fibers used as semipermeable membranes for hemodialytic purification of blood, more specifically, production of hollow polyacrylic fibers. SUBSTANCE: hollow fiber is made from copolymer of acrylonitrle with 5.5-6.5 wt.% of methacrylate and 1.5 wt.% of itaconic acid or sodium allyl sulfonate containing 0.0010-0.013 wt.% of low-molecular fractions. EFFECT: prevention of allergic reaction in patients at hemodialysis due to presence in fiber of low-molecular fractions. 2 cl

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RU 2 131 488 C1

Authors

Serkov A.T.

Budnitskij G.A.

Radishevskij M.B.

Zlatoustova L.A.

Kalacheva A.V.

Dates

1999-06-10—Published

1996-12-09—Filed