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。
The effect of modified hide glue agent on the bonding property of urea-formaldehyde resin was studied to improve the application performance of UF resin.
研究了化学改性皮胶加入脲醛（UF）树脂对胶合性能的影响，旨在提高普通脲醛树脂应用性能。
The effect of modification of urea-formaldehyde(UF) resin and production technology of plywood on the amount of formaldehyde emission were studied.
研究了脲醛树脂胶粘剂的改性及制板工艺对脲醛胶人造板甲醛释放量的影响。
The curing processes of urea-formaldehyde(UF) resin, polydiphenylmethane diisocyanate (PMDI) and their mixtures were examined respectively by differential scanning calorimetry (DSC).
本文以差热扫描量热法（DSC）分别研究了脲醛（UF）胶、聚异氰酸酯（PMDI）胶以及它们的混合液的加热固化过程。
The curing processes of urea-formaldehyde(UF) resin, polydiphenylmethane diisocyanate (PMDI) and their mixtures were examined respectively by differential scanning calorimetry (DSC).
本文以差热扫描量热法（DSC）分别研究了脲醛（UF）胶、聚异氰酸酯（PMDI）胶以及它们的混合液的加热固化过程。
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