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

采用丁腈、羧丁腈、丁苯、丁吡四种胶乳改性酚醛。

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

概述了酚醛活性炭制备方法、性能其应用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.

本文研究了用酚化木材制备酚醛技术,并对其性能进行分析。

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.

苯醚型酚醛是铸造用聚氨酯粘剂主要份之一,它结构工艺条件决定了该类粘剂性能。

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、缩制得可发性酚醛，该和表面活性剂、发泡剂、固化剂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固化过程,首先是羟甲发生缩反应,缩反应形醚键是主要。