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Lecturer(s)
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Kalendová Alena, doc. Ing. Ph.D.
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Course content
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1. Classification of degradation reactions and their initiations. 2. Common causes of degradation and degradation reaction effects. Degradation reaction mechanism. 3. Polymer changes during aging. Testing and modeling methods. 4. Thermodegradation: mechanism and possibility of heat stability evaluation. 5. Heat stabilizers for polyolefins and PVC. 6. Pyrolysis. Thermodegradation resistant polymers. 7. Mechanodegradation in a solid phase, melt and solution. Utilization of mechanical degradation. 8. Photodegradation: chromophore and photons absorption, quantum yield and photodegradation. 9. UV radiation stabilization. Light stability testing. 10. Photodegradation applications: polymers with controlled durability, photopolymerization and curing by light. 11. Ionizing radiation degradation: mechanism, stability and applications. 12. Biodegradation: enzymes and synthetic polymers, biostabilizers, testing. 13. Chemodegradation: solvolysis, degradation by gasses and liquids. 14. Recycling: methods, recyclates and their additives, recyclate stabilization, applications.
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Learning activities and teaching methods
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- Preparation for course credit
- 90 hours per semester
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| prerequisite |
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| Knowledge |
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| Knowledge of macromolecular chemistry. |
| Knowledge of macromolecular chemistry. |
| learning outcomes |
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| Ability to define basic terms in the field of fatigue and aging. |
| Ability to define basic terms in the field of fatigue and aging. |
| Understand the influence of the environment on the durability and stability of polymers. |
| Understand the influence of the environment on the durability and stability of polymers. |
| Describe the basic types of degradation. |
| Describe the basic types of degradation. |
| Describe the general chemical mechanism of degradation reactions. |
| Describe the general chemical mechanism of degradation reactions. |
| Predict the theoretical influence of various physical or chemical agents on the long-term behaviour of the material and propose functional solution. |
| Predict the theoretical influence of various physical or chemical agents on the long-term behaviour of the material and propose functional solution. |
| Skills |
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| Familiarize yourself with the technical terminology related to fatigue and aging. |
| Familiarize yourself with the technical terminology related to fatigue and aging. |
| Apply the theoretical knowledge in the discussion about selected professional topics. |
| Apply the theoretical knowledge in the discussion about selected professional topics. |
| The ability to analyse internal and external factors leading to undesirable phenomena in the material or product. |
| The ability to analyse internal and external factors leading to undesirable phenomena in the material or product. |
| Propose measures leading to the mitigation of undesirable effects. |
| Propose measures leading to the mitigation of undesirable effects. |
| teaching methods |
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| Knowledge |
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| Lecturing |
| Lecturing |
| Activating (Simulation, games, dramatization) |
| Activating (Simulation, games, dramatization) |
| Educational trip |
| Educational trip |
| Skills |
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| Dialogic (Discussion, conversation, brainstorming) |
| Dialogic (Discussion, conversation, brainstorming) |
| Simple experiments |
| Simple experiments |
| Activating (Simulation, games, dramatization) |
| Activating (Simulation, games, dramatization) |
| Lecturing |
| Lecturing |
| Experience (self-experience) |
| Experience (self-experience) |
| Dealing with situational issues - learning in situations |
| Dealing with situational issues - learning in situations |
| assessment methods |
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| Knowledge |
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| Analysis of works made by the student (Technical products) |
| Analysis of works made by the student (Technical products) |
| Oral examination |
| Oral examination |
| Grade (Using a grade system) |
| Grade (Using a grade system) |
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Recommended literature
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CROMPTON, T.R. Thermo-Oxidative Degradation of Polymers. Shawbury: Smithers Rapra Technology, 2010. ISBN 978-184735-471-6.
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Hagen, V. Únava a stárnutí materiálu. Brno : VUT, 1981.
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Hamid, S.H. Handbook of Polymer Degradation. CRC Press, 2000. ISBN 9780824703240.
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PIELICHOWSKI, K., NJUGUNA, J. Thermal Degradation of Polymeric Materials. Shawbury: Smithers Rapra Technology. Shawbury: Smithers Rapra Technology, 2005. ISBN 978-1-85957-498-0.
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Schnabel, Wolfram. Polymer degradation : principles and practical applications. Munich : Hanser, 1981. ISBN 3446132643.
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