聚异丁烯丁二酸酐（烯酐）是生产丁二酰亚胺型、丁二酸酯型和酚醛胺型无灰分散剂的重要中间体。
Polyisobutenyl succinic anhydride is an important intermediate for production of ashless deter- gent dispersants such as succinimide, succinic ester and phenolic amine types.
实验证明，酚醛胺固化剂与低分子聚酰胺的协同效应在一定范围内对固化物强度有较大提高，但酚醛胺的加量并非越多越好。
Test results showed that when the two curing agents were added into the adhesive system within a proper ratio, the strength of the adhesive woule increase.
通过宏观试验和AFM微观分析证明，改性酚醛胺固化环氧树脂体系的耐蒸馏水性能，优于低分子聚酰胺固化的环氧树脂体系。
The distilled water resistance of this system is better than low molecular weight polyamide cured epoxy resin system. This is proved by macroscopic examination and microcosmic AFM analysis.
在低分子聚酰胺树脂固化环氧树脂的体系中 ，通过添加一定量的酚醛胺固化剂 ，直接影响该体系的表观及固化物力学性能。
The aperance and the mechanic properties of epoxy resin and low molecular polyamide adhesive system would be affected by the addition of mannich amide.
人造板工业使用的三大胶是脲醛树脂胶、酚醛树脂胶和三聚氰胺-甲醛树脂胶。
The three main adhesives for artificial plate are urea-formaldehyde resin adhesive, phenolic-formaldehyde resin adhesive and melamine-formaldehyde resin adhensive.
以改性三聚氰胺甲醛树脂（MF树脂）和酚醛树脂（PF树脂）为胶粘剂，设计了两组热压工艺参数，按照“冷-热-冷”工艺压制竹帘胶合板。
Taking modified MF and PF resin as the adhesive and using "cool-hot-cool" technology, this paper designs two groups of technological parameters of hot-pressing to press bamboo curtain plywood.
综述了三聚氰胺对脲醛树脂、酚醛树脂的改性以及改性三聚氰胺在涂料、板材等方面的应用。
The modifications of urea resin and phenolic resin by melamine, and the applications of modified melamine to coating and board are reviewed.
胶采用 三聚氰胺树脂胶、酚醛树脂胶、尿醛树脂胶。
The glue employs melamine-resin adhesive, phenolic-resin adhesive and urea-formaldehyde resin adhesive.
采用化学改性法，选择多官能团酚醛环氧树脂(F—51)与二乙醇胺进行定量加成反应，合成了一种在分子结构上既具有环氧基团，又具有亲水性基团的改性树脂。
According to the molecule design, a kind of modified resin which have both epoxy groups and hydrophilic groups was synthesized from polyfunctional group novolac epoxy resin (F-51) and diethanolamine.
采用化学改性法，选择多官能团酚醛环氧树脂(F—51)与二乙醇胺进行定量加成反应，合成了一种在分子结构上既具有环氧基团，又具有亲水性基团的改性树脂。
According to the molecule design, a kind of modified resin which have both epoxy groups and hydrophilic groups was synthesized from polyfunctional group novolac epoxy resin (F-51) and diethanolamine.
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