Study on binder system of CO2-cured phenol-formaldehyde resin used in phenol-formaldehyde resin used in foundry

A new aqueous alkaline resol phenol-formaldehyde resin has been prepared from phenol and formaldehyde using NaOH as catalyst; the optimum synthetic process has been determined. With addition of some cross-linking agents, after passing carbon dioxide gas through the resin bonded sand, high as-gassed...

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Bibliographic Details
Main Authors: Liu Weihua, Li Yingmin, Qu Xueliang
Format: Article
Language:English
Published: Foundry Journal Agency 2008-05-01
Series:China Foundry
Subjects:
Online Access:http://www.foundryworld.com/uploadfile/2008111450174533.pdf