The melamine-modified urea-formaldehyde resin (MUF) for E1 type MDF was quantitatively examined using the 13C-NMR spectroscopy.

• 采用13C-核磁共振定量分析了由选定碱-酸-碱工艺所合成的E1级MDF用三聚氰胺改性脲醛树脂。