*School of Energy, Materials and Chemical Engineering, Korea University of Technology and Education, Cheonan, Chungnam 31253, Korea
**Research Center of Eco-friendly & High-performance Chemical Materials, Cheonan, Chungnam 31253, Korea
*한국기술교육대학교 에너지, 신소재, 화학공학부, **친환경고성능화학소재연구소
2018; 42(5): 841-848
Published online Sep 25, 2018
*School of Energy, Materials and Chemical Engineering, Korea University of Technology and Education, Cheonan, Chungnam 31253, Korea
**Research Center of Eco-friendly & High-performance Chemical Materials, Cheonan, Chungnam 31253, Korea