Method for production of a continuous web of fluid purifier memb

Details Method for production of a continuous web of fluid purifier memb Method for production of a continuous web of fluid purifier memb

1993-11-29

1996-03-19

Dudash, Diana

Coating processes

Foraminous product produced

Filter, sponge, or foam

427209, 427261, 427284, 427289, 427316, B05D 136, B05D 140, B05D 302, B05D 312

Patent

active

055002471

ABSTRACT:
In a method for producing a membrane filter for a fluid purifier, wherein the filter includes a pair of membrane layers and a spacer layer placed therebetween, a layer of membrane-forming casting solution is applied to the outer surfaces of a web of fluid-permeable starting material for the membrane layers and the spacer layer. The web-like starting material is passed through a bath so as to gel the casting solution.

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