Cold setting compositions for foundry sand cores and molds

Details Cold setting compositions for foundry sand cores and molds Cold setting compositions for foundry sand cores and molds

B - Operations, Transporting

22

C

22/164, 400/7031

B22C 1/22 (2006.01) C08L 61/00 (2006.01)

Patent

CA 1305574

3355 COLD-SETTING COMPOSITIONS FOR FOUNDRY SAND CORES AND MOLDS ABSTRACT OF THE DISCLOSURE A cold-setting foundry binder composition, which provides foundry cores and molds with improved curing speed, comprising a particulate refractory material, a resin binder, an acid curing catalyst, and an accelerator. The accelerator is selected from the group: dihydroxybenzenes, derivatives of dihydroxybenzenes, trihydroxybenzenes, and their mixtures.

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