Course detail

Chemistry of Building Materials

FAST-CC051Acad. year: 2020/2021

Chemical bond, chemical equilibrium. Kinetics of chemical reactions. Thermal balance of chemical reaction. Water, ionization, pH. Chemistry of inorganic non-metallic materials - composition, properties and degradation. Chemistry and electrochemistry of metallic building materials, electrochemical potentials, corrosion of metals, and protection. Chemical properties of polymers, their stability and degradation. Biocorrosion of building materials.

Language of instruction

Czech

Number of ECTS credits

Mode of study

Not applicable.

Guarantor

prof. 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

Base of general chemistry, kinds of chemical bonds in compounds, reaction kinetics, dissociation, electrolytes, base knowledge of electrochemistry, standard electrode potentials, base knowledge of inorganic chemistry, base of organic chemistry, principal of chemical terminology, stoichiometric calculations.

Co-requisites

Not applicable.

Planned learning activities and teaching methods

Not applicable.

Assesment methods and criteria linked to learning outcomes

Not applicable.

Course curriculum

1. Chemical bond. Chemical equilibrium.
2. Kinetics of chemical reaction. Thermal balance of chemical reaction.
3. Water – structure, ionization, pH, substances content in water, and their effect on building materials.
4. Porosity of building materials. Transport of water and salts.
5. Chemistry of gypsum and anhydrite binders, properties of hardened gypsum, and degradation.
6. Chemistry of lime binders, plasters and mortars, degradation, renovation of plasters.
7. Degradation of ceramics – composition, porous structure, crystallization pressure of salts in pores. Chemistry of glass, and corrosion.
8. Chemical properties of cement paste in concrete.
9. Degradation processes of cement paste in concrete caused by atmosphere and aggressive solutions.
10. Chemical properties of aggregates in concrete, degrading processes. Stability and degradation of fibre reinforcement.
11. Chemistry of polymers based on carbon and silicon chains. Degradation of polymers.
12. Electrochemical properties of metals, electrochemical potentials. Metal corrosion. Corrosion of steel reinforcement in concrete, in water, soil corrosion, atmospheric corrosion.
13. Biocorrosion of building materials – fungi, alga, bacteria. Protection to corrosion and degradation of building materials.

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

Not applicable.

Type of course unit

Lecture

26 hod., optionally

Teacher / Lecturer

prof. RNDr. Pavel Rovnaník, Ph.D.

Syllabus

1. Chemical bond. Chemical equilibrium. 2. Kinetics of chemical reaction. Thermal balance of chemical reaction. 3. Water – structure, ionization, pH, substances content in water, and their effect on building materials. 4. Porosity of building materials. Transport of water and salts. 5. Chemistry of gypsum and anhydrite binders, properties of hardened gypsum, and degradation. 6. Chemistry of lime binders, plasters and mortars, degradation, renovation of plasters. 7. Degradation of ceramics – composition, porous structure, crystallization pressure of salts in pores. Chemistry of glass, and corrosion. 8. Chemical properties of cement paste in concrete. 9. Degradation processes of cement paste in concrete caused by atmosphere and aggressive solutions. 10. Chemical properties of aggregates in concrete, degrading processes. Stability and degradation of fibre reinforcement. 11. Chemistry of polymers based on carbon and silicon chains. Degradation of polymers. 12. Electrochemical properties of metals, electrochemical potentials. Metal corrosion. Corrosion of steel reinforcement in concrete, in water, soil corrosion, atmospheric corrosion. 13. Biocorrosion of building materials – fungi, alga, bacteria. Protection to corrosion and degradation of building materials.

Exercise

26 hod., compulsory

Teacher / Lecturer

prof. RNDr. Pavel Rovnaník, 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

VUT

Faculties

University Institutes

Parts

Chemistry of Building Materials

Type of course unit