Oxamidoamine co-curatives in epoxy thermoset adhesives

Details Oxamidoamine co-curatives in epoxy thermoset adhesives Oxamidoamine co-curatives in epoxy thermoset adhesives

C - Chemistry, Metallurgy

09

J

402/274

C09J 163/00 (2006.01) C08G 59/54 (2006.01) C08G 59/60 (2006.01)

Patent

CA 1325308

OXAMIDOAMINE CO-CURATIVES IN EPOXY THERMOSET ADHESIVES (D#80,671-F) ABSTRACT OF THE DISCLOSURE The invention is an epoxy resin thermoset adhesive composition. The composition comprises the cured reaction product of: (A) an epoxy base resin, and (B) a curing amount of an admixture comprising: 1. an oxamidoamine of the formula: Image wherein: R is the polyoxypropylene moiety of the formula: H2NCH(CH3)CH2-[OCH2CH(CH3)]XNH- wherein: x ranges from 2 to 40, and 2. an aliphatic polyetheramine, aliphatic polyamine, aromatic amine or mixture thereof. The adhesives are cured at elevated temperature. They are noted for high peel strength and good shear strength.

582601

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