Epoxy curing agents

Details Epoxy curing agents Epoxy curing agents

C - Chemistry, Metallurgy

08

G

C08G 59/56 (2006.01) C07C 211/09 (2006.01) C07C 211/36 (2006.01) C07C 211/49 (2006.01) C07C 217/08 (2006.01) C07C 271/20 (2006.01) C08G 59/40 (2006.01)

Patent

CA 2065609

EPOXY CURING AGENTS (D#81,076-F) ABSTRACT OF THE DISCLOSURE An epoxy resin composition comprises the cured reaction product of an epoxy base resin and a curing agent mixture. The curing agent mixture comprises a di-primary amine and a carbamate which is the reaction product of the amine and a cyclic carbonate. The amine has a molecular weight of 60 to 400. Ethylene carbonate and propylene carbonate are the preferred carbonates. The preferred curative comprises a 1:1 to 2:1 molar amine:carbamate mixture. RAM:pg 81076.app

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