An aqueous solution of calcium chloride, CaCl2·6H2O, proanalysis grade (Labservice, Sundsvall, Sweden), was added to decrease the hydrophilicity of the fibre surfaces and to improve the water-repellant properties of the finished fibreboards.
An aqueous solution of calcium chloride, CaCl2·6H2O, proanalysis grade (Labservice, Sundsvall, Sweden), was added to decrease the hydrophilicity of the fibre surfaces and to improve the water-repellant properties of the finished fibreboards.