Processing of Polymeric Materials
Code: CEM 015
Credits: 10
Compulsory subject for the area of Polymers
Contents:
- Principles of polymer processing;
- Introduction to molten polymer rheology;
- Pressure flow in channels with different geometries;
- Rheometry: capillary, rotational, oscillatory and extensional
- Effects of melt elasticity on the processing of polymers;
- Extrusion: general principles of single and twin screw extruders;
- Modeling of solid conveying and melting in single screw extruders;
- Operation of single screw extruders;
- Polymer extrusion manufacturing process;
- Injection molding: general principles of machines and the molding cycle;
- Melt flow behavior in injection molds;
- Morphological structuration of injection molded parts;
- Defects in injection molded parts - troubleshooting;
- Modelling and computer simulation of the injection molding process.
References:
- Dealy, J. M.; Wissbrun, K. F. Melt Rheology and its Role in Plastics Processing, Van Nostrand Reinhold, New York, 1990.
- Han, C. D. Rheology in Polymer Processing, Academic Press, London, 1976.
- Middleman, S. Fundamentals of Polymer Processing, McGraw Hill, New York, 1977.
- Tadmor, Z.; Gogos, C., Principles of Polymer Processing, John Wiley, New York, 2006.
- Rosato, D.V., Rosato, D.V. Injection Molding Handbook, Van Nostrand Reinhold, New York, 1986.
- Lucas, A. A. Moldagem por Injeção de Termoplásticos, apostila, DEMa-UFSCar, São Carlos, 2018.
- Potsch, G., Michaeli, W. Injection Molding: an Introdution. Hanser Publishers, Munich, 1995.
- Rauwendaal, C., Polymer Extrusion, 5th edn., Carl Hanser Publi., Munich. 2014.
- Manrich, S. Processamento de Termoplásticos: rosca única, extrusão e matrizes, injeção e moldes, Artliber, São Paulo,2013.
- Bretas, R. E. S.; D'Avila, M. A. Reologia de Polímeros Fundidos. EdUFSCar, São Carlos, 2005.
- Sousa, J. A., Hage Jr., E. Extrusão de Termoplásticos, apostila do curso de "Tecnologia de Plásticos", NRPP-DEMa/UFSCar, São Carlos, 2017.