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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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- Introduction, history of surfactants. - Explanation of basic terms, surface phenomena. - Surface properties of solutions, soaps. - Heterogeneous systems: foams, emulsions, suspensions. - Physical properties of surfactants - solubility, adsorption, micelles. - Technical properties of surfactants - solubilisation, wettability, emulsification, detergency. - Anionic surfactants - with carboxyl group (soaps). - Anionic surfactants - sulphates. - Anionice surfactants - sulphonates. - Cationic surfactants. - Amphoteric surfactants. - Non-ionic surfactants. - Examples of surfactants and their applications. - Surfactants and environment.
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Learning activities and teaching methods
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Monologic (Exposition, lecture, briefing), Simple experiments
- Preparation for examination
- 40 hours per semester
- Home preparation for classes
- 20 hours per semester
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| prerequisite |
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| Knowledge |
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| Knowledge of colloid and surface chemistry, physical chemistry. |
| Knowledge of colloid and surface chemistry, physical chemistry. |
| learning outcomes |
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| The student has knowledge about basic surface phenomena and surface properties of solutions. |
| The student has knowledge about basic surface phenomena and surface properties of solutions. |
| The student is informed about the classification of surfactants and their composition. |
| The student is informed about the classification of surfactants and their composition. |
| Skills |
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| The student is able to estimate the properties and potential applications of the given surfactant on the basis of its general structure. |
| The student is able to estimate the properties and potential applications of the given surfactant on the basis of its general structure. |
| 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 |
| Practice exercises |
| Practice exercises |
| assessment methods |
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| Knowledge |
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| Grade (Using a grade system) |
| Written examination |
| Written examination |
| 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) |
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Recommended literature
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e-learningové texty http://kosmetika.ft.utb.cz.
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Blažej, A. Tenzidy. Alfa Bratislava, 1977.
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LANGMAIER, F., MLÁDEK, K., RADIL, M. Pomocné přípravky kožedělného průmyslu. Praha : SNTL, 1985.
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Myers, D. Surfactant Science and Technology. John Willey, USA.
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