1. Polymer Engineering LaboratoryDepartment of Chemical EngineeringFaculty of EngineeringChulalongkorn University Bangkok 10330 Thailand
2. Fraunhofer Institute for Manufacturing Technology and Advanced Materials IFAM Wiener Strasse 12 28359 Bremen Germany
3. Department of Chemical EngineeringFaculty of EngineeringSrinakharinwirot University Nakhonnayok 26120 Thailand