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Lecturer(s)
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Sedlaříková Jana, doc. Ing. Ph.D.
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Course content
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1. Explanation of basic concepts, properties of liquids. 2. Phase interfaces. 3. Wettability, wetting angle. 4. Heterogeneous systems: foams, emulsions. 5. Heterogeneous systems: suspensions, aerosols, lyosols. 6. Physical properties of surfactants: solubility, micelle formation, critical micellar concentration. 7. Solubilization, detergents. 8. Anionic surfactants: carboxyl group. 9. Anionic surfactants: sulfates. 10. Anionic surfactants: sulfonates. 11. Cationic surfactants. 12. Amphoteric surfactants. 13. Nonionic surfactants. 14. Bridging surfactants.
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Learning activities and teaching methods
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Monologic (Exposition, lecture, briefing), Simple experiments
- Preparation for course credit
- 10 hours per semester
- Preparation for examination
- 10 hours per semester
- Home preparation for classes
- 30 hours per semester
- Participation in classes
- 70 hours per semester
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| learning outcomes |
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| Knowledge |
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| to explain the basic terminology related to the properties of liquids and multiphase systems |
| to explain the basic terminology related to the properties of liquids and multiphase systems |
| to characterize the structure of surfactants and the importance at phase interfaces |
| to characterize the structure of surfactants and the importance at phase interfaces |
| to define basic dispersion systems and names specific examples |
| to define basic dispersion systems and names specific examples |
| to classify basic groups of surface-active agents |
| to classify basic groups of surface-active agents |
| to characterize the preparation procedures of commonly used surface-active agents |
| to characterize the preparation procedures of commonly used surface-active agents |
| Skills |
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| to operate simple laboratory equipment for the evaluation of surfactants |
| to operate simple laboratory equipment for the evaluation of surfactants |
| to control the basic analytical methods for the determination of surfactants |
| to control the basic analytical methods for the determination of surfactants |
| to evaluate the basic physico-chemical characteristics of surface-active substances |
| to evaluate the basic physico-chemical characteristics of surface-active substances |
| to identify and classify surfactants commonly found in detergent and cosmetic products |
| to identify and classify surfactants commonly found in detergent and cosmetic products |
| to assess the dermatological aspects of surfactants in cosmetic products |
| to assess the dermatological aspects of surfactants in cosmetic products |
| teaching methods |
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| Knowledge |
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| Monologic (Exposition, lecture, briefing) |
| Monologic (Exposition, lecture, briefing) |
| Dialogic (Discussion, conversation, brainstorming) |
| Dialogic (Discussion, conversation, brainstorming) |
| Skills |
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| Simple experiments |
| Simple experiments |
| Individual work of students |
| Individual work of students |
| assessment methods |
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| Knowledge |
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| Grade (Using a grade system) |
| Grade (Using a grade system) |
| Preparation of a presentation |
| Written examination |
| Written examination |
| Preparation of a presentation |
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Recommended literature
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e-learningové texty dostupné z http://kosmetika.ft.utb.cz.
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BLAŽEJ ,A. a kol. Tenzidy. Alfa, Bratislava, 1978.
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BROZE,G. Handbook of Detergents, Part A: Properties. Marcel Dekker Inc., USA, 1999.
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LANGMAIER,F., MLÁDEK,M., RADILM,M. Pomocné přípravky kožedělného průmyslu. Alfa, Praha, 1985.
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MYERS,D. Surfactant Science and Technology. John Willey, USA, 2006.
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ROSEN,M.J. Surfactants and interfacial phenomena. Wiley and Sons, Inc., USA, 2004.
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