Effect of Addition of Boric Acid and Borax on Fire-Retardant and Mechanical Properties of Urea Formaldehyde Saw Dust Composites

Figure 3

(c) FTIR spectra of sawdust treated with urea formaldehyde + paraffin wax + 0.5% (BA + BX). (d) FTIR spectra of sawdust treated with urea formaldehyde + paraffin wax + 1% (BA + BX). (e) FTIR spectra of sawdust treated with urea formaldehyde + paraffin wax + 5% (BA + BX).