Georgia Tech Research Corporation

Phillips 66 Company

Fereshteh Rashidi

Sankar Nair

Christopher W Jones

Scott Alan Sinquefield

Ali Asghar Rownaghi

Meisha Shofner

Zhongzhen Wang

Nikita Kevlich

The disclosed technology includes a membrane-based device configured to concentrate black liquor, which results from papermaking. Certain embodiments may comprise a nanofiltration membrane configured to remove lignin from black liquor, and the nanofiltration membrane may include a first macroporous polymer substrate and a first graphene oxide membrane covering the first macroporous polymer substrate. Some embodiments may comprise a reverse osmosis membrane, which may include a second macroporous polymer substrate and a second graphene oxide membrane covering the second macroporous polymer substrate.

Black liquor concentration by a membrane comprising graphene oxide on porous polymer

Systems, devices and methods for molecular separation including a molecular separation device comprising at least a polycrystalline metal-organic framework (MOF) and a nanocrystalline, zeolite MFI, wherein the MOF forms a polycrystalline membrane with zeolite MFI nanoparticles dispersed therein, and the MOF membrane matrix contacting and surrounding the zeolite MFI nanoparticles form a permselective nanoporous structure.

Systems, devices and methods for molecular separation

Growing community of inventors

Atlanta, GA, United States of America

Fereshteh Rashidi