Course Details

Chemistry of Building Materials

Academic Year 2024/25

NCB008 course is part of 1 study plan

NPC-SIK Summer Semester 1st year

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.

Credits

4 credits

Language of instruction

Czech

Semester

summer

Course Guarantor

Institute

Forms and criteria of assessment

course-unit credit and examination

Entry Knowledge

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.

Aims

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

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)

Offered to foreign students

Not to offer

Course on BUT site

Lecture

13 weeks, 2 hours/week, elective

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

13 weeks, 2 hours/week, compulsory

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.