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US 11,717,787 B2Granted
High free volume membrane for gas separation
AssigneeSaudi Arabian Oil Company
InventorJunyan Yang
Life of this patent
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Abstract
A gas separation membrane, methods of forming the membrane, and methods of using the membrane for gas separation are provided. An exemplary gas separation membrane includes a cellulosic matrix and a polymer of intrinsic microporosity (PIM). The PIM includes chains coupled by a heat-treating under vacuum.
Claims12
A gas separation membrane, comprising:
- a cellulosic matrix;
- and
- a polymer of intrinsic microporosity (PIM), wherein the PIM comprises chains coupled by a heat-treating under vacuum.
Dependencies are inferred from the claim text.