SEMI-PERMEABLE FLUOROCARBON DIAPHRAGM AND METHOD OF ITS PRODUCING Russian patent published in 2007 - IPC B01D71/32 

Abstract RU 2297875 C2

FIELD: separation of liquids or gases.

SUBSTANCE: method comprises solving fluorocarbon polymer in an organic dissolver preliminary mixed with the water settler in mass percents equal to 100:(40-55), respectively, applying the solution on the surface of the porous substrate, allowing it to stand under conditions of evaporation of a portion of the mixture, and molding the diaphragm.

EFFECT: improved method.

4 cl, 7 ex

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RU 2 297 875 C2

Authors

Bon Aleksandr Ivanovich

Bon Galina Leonidovna

Melekhina Larisa Viktorovna

Dubjaga Vladimir Pavlovich

Novozhilova Valentina Vital'Evna

Dates

2007-04-27Published

2005-04-12Filed