Novel alicyclic polyimide gas separation membranes

Details Novel alicyclic polyimide gas separation membranes Novel alicyclic polyimide gas separation membranes

1989-09-12

1991-01-29

Spitzer, Robert

Gas separation

Means within gas stream for conducting concentrate to collector

55 68, 55158, B01D 5372, B01D 7164

Patent

active

049883712

ABSTRACT:
This invention relates to novel polyimide gas separation membranes derived from alicyclic dianhydrides and aliphatic, alicyclic, or aromatic diamines, and a process for using such membranes.

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