Scaling-up CO2-selective graphene oxide membranes via sequential coating with gelated graphene oxide and polyethyleneimine for CO2 separation

Author:

Jee Hobin1,Ahmad Ishaq1,Park Chan Woo1,Song Seung Hyun1,Kim Changhyuk2,Chae Sukbyung3,Chuah Chong Yang4,Nam Sang Yong5ORCID,Chae Kyu-Jung67ORCID,Goh Kunli8ORCID,Yang Euntae1ORCID

Affiliation:

1. Department of Marine Environmental Engineering, Gyeongsang National University, Gyeongsangnam-do, 53064, Republic of Korea

2. School of Civil and Environmental Engineering, Pusan National University, Busan 46241, Republic of Korea

3. Department of Mechanical Engineering, Korea University of Technology and Education, Cheonan 31253, Republic of Korea

4. Department of Chemical Engineering, Faculty of Engineering, University of Malaya, Kuala Lumpur, 50603, Malaysia

5. Department of Materials Engineering and Convergence Technology, Gyeongsang National University, Jinju, 660-701, Republic of Korea

6. Department of Environmental Engineering, Korea Maritime and Ocean University, 727 Taejong-ro, Yeongdo-gu, Busan 49112, Republic of Korea

7. Interdisciplinary Major of Ocean Renewable Energy Engineering, Korea Maritime and Ocean University, 727 Taejong-ro, Yeongdo-gu, Busan 49112, Republic of Korea

8. Singapore Membrane Technology Centre, Nanyang Environmental and Water Research Institute, Nanyang Technology University, Singapore, 637141, Singapore

Abstract

Increased adhesion between GO layer and substrate by PDA, PEI sequential coating and CO2 affinity due to secondary PEI coating.

Funder

Ministry of Science and ICT, South Korea

National Research Foundation Singapore

Ministry of Trade, Industry and Energy

Publisher

Royal Society of Chemistry (RSC)

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