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Load:
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1. komponenta
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| Lectures |
20 |
* Load is given in academic hour (1 academic hour = 45 minutes)
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Description:
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CONTENT OF THE COURSE
Overview of polymer materials. Thermosets, elastomers and plastomers. Static and dynamic structure of polymers. Deformation states of plastomers , thermosets and elastomers. Viscoelasticity, deformation of fluids and solids. The effect on the processing characteristics of polymeric materials and application properties of products.The influence of the processing parametars and materials on rheological behavior, heat transfer, and properties of the products in certain processes. Degradation in polymer production and processing . Processing parametars, the processing conditions on the stability of polymer material and polymeric products. Stability under the influence of external and internal factors.
1. BASIC COCEPTS. Characteristics of polymer structure. Structure units and elements. 2. MICROSTRUCTURE. Macromolecule: constitution, configuration, and conformation. Macromolecular packing. Crystal structure. Mesostructure. Amorphous structure. 3. SUPERMOLECULARE STRUCTURE (SMS). Basic SMS characteristics and levels. Global conformations of isolated and condensed macromolecules. Crystallization. Structural order in polymers. Defects and paracrystallinity. Degree of crystallinity. Crystallite size. 4. SMS OF ISOTROPIC POLYMERS. Morphological models of semicrystalline polymers. Monocrystal: structural models of chains packing. Transition forms. Spherulites. Structure of bulk polymers. Annealing. Mesomorphous polymers. Amorphous polymers.
5. SMS OF ORIENTED, ANISOTROPIC POLYMERS. Anisotropic crystallization. Morphological characteristics. Deformation mechanisms of condensed polymers. Structural models of fibres. Hierarchy of structure elements. Annealing.
6. NANO-, MICRO-, AND MACROPHASE STRUCTURE. Block copolymers. Fibres. Polymer compounds. Polymer blends. Polymer composites. 7. STRUCTURAL TERMINOLOGY OF POLYMERS.
TEACHING METHODS
Teaching program is realized by consultations and seminars/lectures.
KNOWLEDGE TESTING AND EVALUATION
Preparation of seminar work. Oral exam.
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Learning outcomes:
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- Compare the isotropic supramolecular structure of polymers with the supramolecular structure of oriented, anisotropic polymers
- Plan processing processes depending on the basic characteristics of the polymer structure
- Design the structure and properties of polymer materials during the processing process
- Evaluate the influence of process and material characteristics on the rheological behavior, heat transfer, structuring in processing and product properties in individual processes
- Compare the basic types of decomposition and their mechanisms in the processes of production and processing of polymeric material
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Literature:
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Structure and Properties of Polymeric Materials, D. W. Clegg, A. A. Collyer,, The Institute of Materials, London, 1990.
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Polymer Process Engineering, R. G. Griskey, Chapman & Hall, New York,, 1995.
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Properties of Polymers , Third Rev. Ed., D.W. Van Krevelen, Elsevier, Amsterdam,, 1990.
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Pristupačnost
