1. Polymer Processing and Polymer Nanomaterials Research Unit, The Petroleum and Petrochemical College, Chulalongkorn University, Bangkok 10330, Thailand
2. Department of Textile Science and Technology, Faculty of Science and Technology, Thammasat University, Rangsit Center, Pathum Thani 12121, Thailand
3. Department of Polymer Engineering, University of Akron, Akron, OH 44325-0301, USA