Gas separation membranes

B - Operations – Transporting – 01 – D

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Details

B01D 71/58 (2006.01) B01D 63/02 (2006.01) B01D 67/00 (2006.01)

Patent

CA 2670063

The present invention relates to compositions for producing membranes, the compositions comprising at least 0.1% by weight of highly branched polymer, at least 0.5% by weight of linear polymer and at least 30% by weight of solvent(s). The present invention further describes membranes obtainable from the compositions, and methods of producing these membranes.

La présente invention concerne des compositions destinées à la fabrication de membranes, lesdites compositions contenant au moins 0,1 % en poids d'un polymère hautement ramifié, au moins 0,5 % en poids d'un polymère linéaire et au moins 30 % en poids d'un solvant. La présente invention concerne également des membranes pouvant être obtenues à partir des compositions et un procédé de fabrication de ces membranes.

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