Thermosetting plastics such as epoxy resin (EP), phenol-formaldehyde resin (PF), melamine-formaldehyde resin (MF), polyurethane (PU) and unsaturated polyester resin (UP) are widely used in various areas. In the construction industry, they are used for laminate flooring, façade panels and roof coatings. In electronics, thermosets are used in the manufacture of printed circuit boards, switches and insulating materials.