1. Department of Chemical Engineering; Pusan National University; Gumjung-Gu Busan 609-735 Republic of Korea
2. Department of Chemistry; Kwangwoon University, Wolgye-Dong; Nowon-Gu Seoul 139-701 Republic of Korea
3. Department of Polymer Science and Engineering; Pusan National University; Gumjung-Gu Busan 609-735 Republic of Korea
4. Advanced Propulsion Technology Center; Agency for Defense Development; Yuseong Daejeon 305-600 Republic of Korea