C - Chemistry – Metallurgy – 08 – L
Patent
C - Chemistry, Metallurgy
08
L
117/189, 261/25,
C08L 61/06 (2006.01) C08G 8/24 (2006.01) C08K 3/00 (2006.01) C08K 3/22 (2006.01) C08K 5/13 (2006.01) C08K 13/02 (2006.01)
Patent
CA 1335679
The invention relates to a binder composition comprising a low molecular weight poly (orthomethylolated) phenolic compound which is combined with a phenol formaldehyde novolac resin and cured in the presence of alkali and an organic ester. Low and high density aggregates can be added to the binder to produce foundry or refractory articles. The binder can also be applied, with or without aggregate, to paper, fabrics, or concrete.
609831
Borden Chemical Inc.
Macrae & Co.
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