Fire performance and leach resistance of pine wood impregnated with guanyl-urea phosphate (gup)/boric acid (BA) and melamine-formaldehyde (mf) resin
Fire retardant treated (FRT) timber can be produced by impregnation under high pressure with aqueous guanyl-urea phosphate (GUP) and BA (Gao et al., 2006). However, neither GUP nor BA is …

