Heat-Treated Wood as a Substrate for Coatings, Weathering of Heat-Treated Wood, and Coating Performance on Heat-Treated Wood

Table 1

Contact angle of water, formamide, and diiodomethane on untreated and heat-treated beech wood at 190°C and 212°C [25].

Type of substrate	Contact angle (°)
	Water	Formamide	Diiodomethane
Untreated	55.9	38.3	34.2
Heat-treated at 190°C	73.0	31.1	45.7
Heat-treated at 212°C	81.1	32.4	35.6