Method for the separation and concentration of gas using a compo

Details Method for the separation and concentration of gas using a compo Method for the separation and concentration of gas using a compo

1993-10-18

1995-02-21

Spitzer, Robert

Gas separation: processes

Selective diffusion of gases

Selective diffusion of gases through substantially solid...

95 52, B01D 5322, B01D 7164

Patent

active

053912195

ABSTRACT:
A composite or asymmetric membrane for separating and concentrating a particular component from a mixture of gases. The asymmetric membrane is of a fluorine-containing aromatic polyimide resin of the 6FDA type. The composite membrane has a thin film of an elastomeric polymer formed on a supporting film of a fluorine-containing aromatic polyimide resin of the 6FDA type.

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