04925459 is referenced by 60 patents and cites 24 patents.

A mixture of at least two constituents A and B is submitted to selective separation across a selective membrane.

The membrane comprises an active layer comprising particles of a selective solid (5) dispersed in a continuous non-porous and non-elastomeric polymer phase (4) and a porous support (6). The thickness of the active layer is less than 100 micrometers, advantageously less than 20 micrometers.

Title
Process for separation of the constituents of a mixture in the gas phase using a composite membrane
Application Number
7/295316
Publication Number
4925459
Application Date
January 10, 1989
Publication Date
May 15, 1990
Inventor
Eric Robert
Rueil-Malmaison
FR
Alain Grehier
Paris
FR
Andre Deschamps
Noisy Le Roi
FR
Alexandre Rojey
Garches
FR
Agent
Millen White & Zelano
Assignee
Institut Francais Du Petrole
FR
IPC
B01D 53/04
B01D 53/22
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