Method for preparing composite membranes for enhanced gas separa

Details Method for preparing composite membranes for enhanced gas separa Method for preparing composite membranes for enhanced gas separa

1987-04-08

1989-06-20

Lawrence, Evan

Coating processes

Foraminous product produced

Microporous coating

210490, 21050023, 427322, B05D 500, B05D 300

Patent

active

048408190

ABSTRACT:
Composite membranes having advantageous combinations of selectivity and permeability are prepared by the coating of a separation layer on a porous support layer containing a controlled amount of liquid in the range of from about 10% to about 90% by weight of the liquid present in the fully wet support layer.

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