1. R&BD Group 1, Industrialization Division, Korea Carbon Industry Promotion Agency, Jeonju 54853, Republic of Korea
2. Department of Polymer Engineering, Chonnam National University, Gwangju 611186, Republic of Korea
3. Department of Carbon Materials and Fiber Engineering, Chonbuk National University, Jeonju 54896, Republic of Korea
4. Chemical & Process Technology Division, Korea Research Institute of Chemical Technology (KRICT), Daejeon 34114, Republic of Korea
5. Department of Advanced Materials and Chemical Engineering, Jeonju University, Jeonju 55069, Republic of Korea