The invention relates to a binder compositioncomprising a low molecular weight poly(orthomethylolated) phenolic compound which iscombined with a phenol formaldehyde novolac resin andcured in the presence of alkali and an organic ester.Low and high density aggregates can be added to thebinder to produce foundry or refractory articles.The binder can also be applied, with or withoutaggregate, to paper, fabrics, or concrete.
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