This paper approaches the effect of molar ratio of formaldehyde to urea before polycondensation on properties of UF-Resin and puts forward the best reaction of molar ratio in the resin production.

• 本文探讨了缩聚前甲醛与尿素的摩尔比对脲醛树脂性能的影响，并提出树脂生产的最佳反应摩尔比。