Course detail

Chemistry of Building Materials

FAST-NCB008Acad. year: 2022/2023

Kinetics of chemical reactions. Thermal balance of chemical reaction. Water, structure, properties, pH, transport of water and water vapour in materials, the role of water in the formation of hard structure of building materials, its influence on thier properties and degradation. Chemistry of inorganic non-metallic materials - composition, properties and degradation. Chemistry and electrochemistry of metallic building materials, corrosion of metals and their protection. Chemical composition of wood, its properties and degradation. Chemical properties of polymers, their stability and degradation.

Language of instruction

Czech

Number of ECTS credits

4

Mode of study

Not applicable.

Guarantor

doc. RNDr. Pavel Rovnaník, Ph.D.

Department

Institute of Chemistry (CHE)

Learning outcomes of the course unit

Student gets the aim of subject under control, i. e. chemical reactions of the solid structure of inorganic binder forming, chemical properties of metals, and degradation and corrosion processes of building materials.

Prerequisites

Basic knowledge on general chemistry, types of chemical bonds, reaction kinetics, dissociation, electrolytes, basic knowledge on electrochemistry, standard electrode potentials, basic knowledge on inorganic and organic
chemistry, chemical nomenclature, stoichiometric calculations.

Co-requisites

Not applicable.

Planned learning activities and teaching methods

Not applicable.

Assesment methods and criteria linked to learning outcomes

The subject exam is oral. During the exam, the student must demonstrate an understanding of the given subject. The evaluation corresponds to the ECTS system.

Course curriculum

1. Kinetics of chemical reaction. Thermal balance of chemical reaction.
2. Methods for the investigation of building materials - chemical and structural analysis.
3. Water – structure, ionization, pH, substances content in water, and their effect on building materials. Porosity of building materials. Transport of water and salts.
4. Chemistry of gypsum and anhydrite binders, properties of hardened gypsum, and degradation.
5. Chemistry of lime binders, plasters and mortars, degradation, renovation of plasters.
6. Degradation of ceramics – composition, porous structure, crystallization pressure of salts in pores. Chemistry of glass, and corrosion.
7. Chemistry of cement and concrete. Composition, properties, hydration, hydration heat, water-to-cement ratio.
8. Chemical admixtures affecting the properties of building materials.
9. Degradation processes in concrete caused by atmosphere and aggressive solutes. Chemical properties of aggregates in concrete, degrading processes. Stability and degradation of fibre reinforcement.
10. CHemical and electrochemical properties of metals, corrosion of metals. Corrosion of steel reinforcement in concrete.
11. Chemical composition of wood, wood properties, degradation of wood.
12. Chemistry of polymers based on carbon and silicon chains. Degradation of polymers.
13. Basic mechanical properties of building materials in relation to the chemical basis.

Work placements

Not applicable.

Aims

Chemical processes of the solid structure of inorganic binder forming, electrochemical properties of metals, degradation and corrosion processes of building materials.

Specification of controlled education, way of implementation and compensation for absences

Extent and forms are specified by guarantor’s regulation updated for every academic year.

Recommended optional programme components

Not applicable.

Prerequisites and corequisites

Not applicable.

Basic literature

Aïtcin P. C. Vysokohodnotný beton, ČBS, Praha, 2005. ISBN 80-86769-39-9 (CS)
Collepardi M. Moderní beton, ČBS, ČKAIT, Praha, 2009. ISBN 978-80-87093-75-7 (CS)
Hewlett P. C. Lea’s Chemistry of Cement and Concrete, Butterworth Heinemann, 4th edition, Oxford, 1998.  (EN)

Recommended reading

Benedix R. Einführung in die Chemie für Bauingenieure, B. G. Teubner Verlag, 2006. (DE)
Rovnaník P., Rovnaníková P. Stavební chemie – Modul 1, Obecná, fyzikální a anorganická chemie a chemie anorganických stavebních materiálů, Akademické nakladatelství CERM, Brno, 2014. (CS)
Rovnaníková P., Rovnaník P., Malá J. Stavební chemie – Modul 2, Degradace stavebních materiálů a chemie kovů, Akademické nakladatelství CERM, Brno, 2014. (CS)

Classification of course in study plans

  • Programme NPC-SIK Master's 1 year of study, summer semester, compulsory-optional

Type of course unit

 

Lecture

26 hod., optionally

Teacher / Lecturer

doc. RNDr. Pavel Rovnaník, Ph.D.

Syllabus

1. Kinetics of chemical reaction. Thermal balance of chemical reaction. 2. Methods for the investigation of building materials - chemical and structural analysis. 3. Water – structure, ionization, pH, substances content in water, and their effect on building materials. Porosity of building materials. Transport of water and salts. 4. Chemistry of gypsum and anhydrite binders, properties of hardened gypsum, and degradation. 5. Chemistry of lime binders, plasters and mortars, degradation, renovation of plasters. 6. Degradation of ceramics – composition, porous structure, crystallization pressure of salts in pores. Chemistry of glass, and corrosion. 7. Chemistry of cement and concrete. Composition, properties, hydration, hydration heat, water-to-cement ratio. 8. Chemical admixtures affecting the properties of building materials. 9. Degradation processes in concrete caused by atmosphere and aggressive solutes. Chemical properties of aggregates in concrete, degrading processes. Stability and degradation of fibre reinforcement. 10. CHemical and electrochemical properties of metals, corrosion of metals. Corrosion of steel reinforcement in concrete. 11. Chemical composition of wood, wood properties, degradation of wood. 12. Chemistry of polymers based on carbon and silicon chains. Degradation of polymers. 13. Basic mechanical properties of building materials in relation to the chemical basis.

Exercise

26 hod., compulsory

Teacher / Lecturer

Mgr. Martin Vyšvařil, Ph.D.

Syllabus

Introduction to practice, safety of laboratory work, fire prevention Salinity of masonry, adjustment of salts and deep of penetrating into testing material Water, determination of ions in water, argentometric determination of chlorides Binders, adjustment the type of binder according to present elements, deetrminatio of sulphste in solution Analysis of cement, decomposition of cement, determination of MnO in blended cement Analysis of cement, determination of CaO and MgO, decomposition of sample for determination of sulphates, determination of SiO2 Analysis of cement, determination of Fe2O3 and Al2O3, filtration of precipitate of BaSO4 Analysis of cement, determination of TiO2 and P2O5, annealing of precipitate of BaSO4 Corrosion of concrete, determination of Ca(OH)2 in cement pastes, adjustment of carobated and non-carbonated cement paste Determination of aggressive CO2 in water, determination of ammonium ions in water Silicium, preparing of silicium using magnesium as reducing agent, solubility of silicium in alkaline solutions, preparation of borosilicate glass Supervision of protocols, credit.