COMPOSITION FOR OBTAINING FIBRES BY ELECTROSPINNING Russian patent published in 2014 - IPC D01F6/00 D01D5/08 D01F1/02 D01F6/44 D01F6/50 B82B3/00 D04H3/00 

Abstract RU 2515842 C1

FIELD: chemistry.

SUBSTANCE: water composition contains in wt % 15-40 solution of interpolymeric complex, 50-80 aqueous solution of thickening agent (concentration 8 - 14%) and acidity regulator 2H HCl to pH=2 - 4. Interpolymeric complex is obtained by mixing 1% solution of polyacrylacid and 10% solution of polyvinyl alcohol with component ratio 1:1. As thickening agent, applied is polyvinyl alcohol or polyethylenoxide. Viscosity of composition constitutes from 0.5 to 0.9 Pa·s.

EFFECT: application of claimed spinning composition makes it possible to obtain fibres with diameter 200 - 400 nm with high indicators of hygroscopicity and steam-permeabilityat quite fast rate.

1 tbl, 3 ex

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RU 2 515 842 C1

Authors

Bokova Elena Sergeevna

Kovalenko Grigorij Mikhajlovich

Rylkova Marina Valer'Evna

Lavrent'Ev Anatolij Valer'Evich

Dates

2014-05-20Published

2012-11-22Filed