Course Unit Code | 9360-0145/03 |
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Number of ECTS Credits Allocated | 3 ECTS credits |
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Type of Course Unit * | Choice-compulsory type B |
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Level of Course Unit * | Second Cycle |
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Year of Study * | First Year |
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Semester when the Course Unit is delivered | Winter Semester |
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Mode of Delivery | Face-to-face |
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Language of Instruction | Czech |
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Prerequisites and Co-Requisites | There are no prerequisites or co-requisites for this course unit |
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Name of Lecturer(s) | Personal ID | Name |
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| SIM75 | prof. Ing. Gražyna Simha Martynková, Ph.D. |
| SEN05 | Ing. Sylva Holešová, Ph.D. |
Summary |
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Knowledge about crystal structure and chemistry of phyllosilicates are necessary to make proper modification for preparation of nanoparticles, organo-silicates, nanomaterials with optical and antibacterial effects, and clay minerals exfoliated in polymers. |
Learning Outcomes of the Course Unit |
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Classification and characterization of the layered silicates (phyllosilicates).
Modification procedures of phyllosilicates used for the nanosilicates preparation.
Methods applied for the characterization of original and modified materials.
Prediction of procedures and new silicate nanomaterials for their further application. |
Course Contents |
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1. Structure and crystal chemistry of silicates.
3. Layer charge, cation exchange in the interlayer, exfoliation, delamination,
intercalation.
4. Layered silicates and water in the interlayer space. Hydratation, dehydratatiion
and rehydratation.
5. Serpentine-kaolinite group. Structural ordering of kaolinites. Thermal change.
6. Halloysite.
7. Kaolinite and halloysite as clay nanofillers to polymers.
8. Talc-pyrophyllite group. Structure and modification for practical use.
9. Smectites. Cations exchange, modifications procedures.
10. Smectites as nanomaterials with specific properties.
11. Vermiculites. Thermal coversion of structure. Influence of acids on structure.
12. Vermiculite intercalation with metal compounds and their characteristics.
13. Organovermiculites. Preparation and characterization.
14. Clay minerals-polymers nanocomposites.
Laboratory exercises every 2 week.
1. Introduction, the content of laboratory exercises and requirements for obtaining credit, safety of work.
2. Preparation of clay fractions by grinding and sedimentation.
3. Preparation of monoionic form of silicate.
4. Preparation of organophilic forms of silicates.
5. Embedding the nanofiller into the polymer matrix.
6. Evaluation by analytical methods of the prepared nanocomposite. |
Recommended or Required Reading |
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Required Reading: |
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MARTIN, R.T. (Charman), BAILEY, S.W., EBERL, D.D., FANNING, D.S., GUGGENHEIM, S., KODAMA, H., PEVEAR, D.R., ŚRODOŃ, J. a WICKS, F. J. 1991. Report of The Clay Minerals Society Nomenclature Committee: Revised Classification of Clay Materials. Clays Clay Miner., 39, 333-335.
VALÁŠKOVÁ, M., SIMHA MARTYNKOVÁ, G.: Vermiculite: structural properties and examples of the use. In: Clay Minerals in Nature, their Characterization, Modification and Application (M. Valášková and G. Simha Martynková, Eds.), InTech 2012, 209-238, ISBN 978-953-51-0738-5. |
VALÁŠKOVÁ, M.: Vybrané Vrstevnaté Silikáty a jejich Modifikované Nanomateriály, CERM 2012, ISBN 978-80-7204-811-3, 148 s.
VALÁŠKOVÁ, M.: Vybrané vrstevnaté silikáty a jejich modifikované nanomateriály. 2. doplněné a opravené vydání. Akad. Nakl. CERM, s.r.o. 2014, 167 s., ISBN 978-80-7204-886-1.
WEISS, Z; KUŽVART, M.: Jílové minerály, jejich nanostruktura a vlastnosti, Praha: Univerzita Karlova, nakladatelství Karolinum, 2005, 281 s. ISBN 80-246-0868-5.
ŠUCHA, V.: Íly v geologických procesoch. Acta Geologica Universitatis Comenianae. Monografická séria, 2001, 159 s. ISBN 80-223-1547-8. |
Recommended Reading: |
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G. Simha Martynková, M. Valášková: Vermiculite in nanocomposites: In Encyclopedia of Nanoscience and Nanotechnology, 2nd Edition (H.S. Nalwa, editor), ASP 2011, Vol. 25, 119-145, ISBN: 1-58883-190-6.
Handbook of Clay Science Edited by F. Bergaya, B.K.G. Theng and G. Lagaly
Developments in Clay Science, Vol. 1, 2006 Elsevier Ltd., pp.1224, ISBN-10 0-08-044183-1 |
J. KONTA, 1982. Keramické a sklářské suroviny. Univ. Karlova Praha,60-023-82, 364 s.
GREGOR M. a ČÍČEL B, 1969. Bentonit a jeho využitie.SAV Bratislava, 71-056-69. 404s. |
Planned learning activities and teaching methods |
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Lectures, Individual consultations, Project work |
Assesment methods and criteria |
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Task Title | Task Type | Maximum Number of Points (Act. for Subtasks) | Minimum Number of Points for Task Passing |
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Credit and Examination | Credit and Examination | 100 (100) | 51 |
Credit | Credit | 40 | 20 |
Examination | Examination | 60 | 31 |