Amidoamine co-curatives in epoxy thermoset adhesives

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

C - Chemistry, Metallurgy

08

G

402/272

C08G 59/56 (2006.01) C08G 59/54 (2006.01) C08G 59/60 (2006.01) C09J 163/00 (2006.01)

Patent

CA 1325860

AMIDOAMINE CO-CURATIVES IN EPOXY THERMOSET ADHESIVES (D#80,675-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 amidoamine of the formula: Image wherein: P is an iso or para phenyl moiety, and 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, aromatic amine or mixture thereof. The compositions cured at elevated temperature cross-link to form adhesives demonstrating high peel strength and high shear stength.

582422

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