酚醛树脂

Phenolic resin was modified respectively using four latexes of butyronitrile-butadiene,carboxylic butyronitrile-butadiene,styrene-butadiene and pyridine-butadiene.

采丁腈、羧基丁腈、丁苯、丁吡四种胶乳改性酚醛树脂。

This paper summarizes the preparation method, performance, progress of application and direction of studying phenolic resin acticarbon.

概述了酚醛树脂基活性炭制备方法、性能及进展和主要研究方向。

The technique for preparing phenol formaldehyde resin from phenolated wood (PWF) and its characters were studied and analyzed.

本文研究了酚化木材制备酚醛树脂技术,并对性能进行分析。

Benzylic ether phenolic resin is one of the main components of foundry polyurethane binder; its structure and preparation condition determine the performances of polyurethane binder.

苯醚型酚醛树脂是铸造聚氨酯主要成份之一,它结构及成工艺条件决定了该类性能。

A foamable phenolic resin was prepared,through addition,condensation,in the presence of alkali.The resin was foamed with surfactant, foamer,solidifying agent , then the foam phenolplast was given .

苯酚与甲醛在碱性条件下经加成、缩制得可发性酚醛树脂，该树脂和表面活性、发泡、固化一起发泡即得酚醛泡沫塑料。

It was shown that the curing process of resoles, at first, proceeded by condensation reaction of methylol groups, and the formation of dimethylene ether linkage was predominant.

结果表明热固性酚醛树脂固化过程,首先是羟甲基发生缩反,缩反形成醚键是主要。