1. Department of Chemistry, Faculty of Mathematics and Natural Science, Jenderal Soedirman University, UNSOED, Purwokerto 53123, Central Java, Indonesia
2. Department of Chemistry, Faculty of Science, Universiti Teknologi Malaysia, UTM, Johor Bahru 81310, Johor, Malaysia
3. Centre for Sustainable Nanomaterials, Ibnu Sina Institute for Scientific and Industrial Research, Universiti Teknologi Malaysia, UTM, Johor Bahru 81310, Johor, Malaysia
4. Research Center for Polymer Technology, National Research and Innovation Agency (BRIN), KST BJ. Habibie, Puspiptek Building 460, Tangerang Selatan 15314, Banten, Indonesia