Content (Syllabus outline)
- Introduction to surface properties, definition of a surface (interface);
- surface tension and surface energy, surface free energy of solid materials;
- colloid systems, surfactants, emulsions and emulgators;
- wettability and contact angle, spreading of liquids, adsorption, adsorption isotherms;
- hydrophylicity and super hydrophylicity, hydrophobicity and super hydrophobicity;
- methods for characterisation of solid matter surfaces;
- new materials for surface finishing of wood and lignocellulosic materials: coatings with nano particals, »smart« materials, etc.;
- selected topics from the field of wood coating: development of application methods and advances of drying/curing processes (e.g. 3D UV, UV LED, microwave drying, EBC, IR,…);
- powder coatings and methods of their application and drying/curing;
- surface finishing of modified wood;
- functionalisation of surfaces of wood and of lignocellulosic materials;
- plasma treatment of wood.
Prerequisites
1. Prerequisites for the work:
Entry in the corresponding year of the study programme.
2. Terms of prerequisites:
- attendance at tutorials
- written report from tutorials
- tutorials. Prerequisite to get a positive assessment of tutorials is 80% attendance at tutorials and positively assessed written report from laboratory work.
- Prerequisite to access the examination is a positive assessment of tutorials.