OUR
PEOPLE
SEM Co., Ltd. is Korea's leading energy material company possessing technology for both research institute development and product commercialization.
CEO
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CEOChung, Wook-Jin
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Career
B.Sc. Chemical Engineering, Seoul National University
Master of Chemical Engineering, Auburn University, the United States
Ph.D. in Chemical Engineering, the State Univ. of New Jersey.
BK21PLUS Program Responsibility (Ministry of Education)
Director of the Institute of Energy and Environment University Center (Ministry of Education)
Director of the Korea Institute of Clean Technology (Ministry of Commerce and Industry)
Director of the Gyeonggi Regional Environmental Technology Development Center (Ministry of Environment)
Professor of Energy Science and Technology, Myongji University
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Research Experience
Authored 134 SCI papers from 2010 to present.- 36 SCI papers related to Li research topics
Registered both domestic and international patents- Li related Patents; 18 patents registered (two in the United States) and 25 patents applied (two in the United States)- Application and registration of domestic and international patents; A total of 100 domestic patents have been filed since 2002 (two U.S. patent applications), a total of 72 domestic patents registered (two U.S. patent registrations) Six lithium recovery research projects are in progress
Six lithium recovery research projects are in progress
Presentation of domestic and international conferences: 174 international conferences, 338 domestic conferences, and more than 100 research projects were conducted.
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HEAD OFFICE AND FACTORY
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Vice President / Factory Manager
The head of a Korean Caprolacam Team
Business feasibility review, project management of Caprolactam's second plant construction project (40,000 tons/year)
Director of KCI Management Factory
Design, construction, and commissioning of tertiary amine (nonhenylamine) commercial facilities (1,200 tons/year)
Design and construction of fatty acid ester plant commercialization, commissioning (1,000 tons/year)
Polyglycerin plant (6,000 tons/year) and Carverfall plant (600 tons/year) Commercial design and construction, commissioning
Commercialization design and construction of MPC plants, commissioning (10 tons/year)
Director of Daejin Precision Chemical Plant (currently PMC Biogenics)
Fatty Acid Amide Factory Project Manager (1,500 tons/year)
Vice President of Hans SNB
2-EHG development and pyrotte facility construction, commissioning (30 tons/year)
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Manager
Hongik Univ Chemical Engineering Department, Production Management, Environmental and Customs Act Licensing Proceeds
Technical research institute
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Head of The Research Team Membrane technologyand separation process
R&D Team Leader
Authored 99 peer-reviewed SCI papers (H-Index: 37, i10-index: 82)
More than 200 presentations in domestic and international conferences
Principal investigator of four (4) NRF funded research projects
20 accomplished domestic (18) and US patents.
Patents for lithium recovery separation membrane from low-grade brine
Patent for electrochemical lithium recovery technology
Patent for ion-exchange membrane for lithium adsorption
Patents for Lithium Carbonate production technology from spent batteries
Patents for Lithium Hydroxide production technology from cathode materials
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Researcher Metal Separation
R&D Researcher
Development of self-assembled adsorbent for recovering gold and silver ions
Development of self-assembled adsorbents for platinum group recovery
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Researcher Chemical Reaction
R&D Researcher
Development of Adsorbents for the Recovery of Rare Earths
Development of Porous Adsorbents for Gold Ion Recovery
High-temperature chemical reaction study