Corrosion-resistant epoxy and polyurethane resin compositions

C - Chemistry – Metallurgy – 08 – G

Patent

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C08G 59/14 (2006.01) C08G 63/00 (2006.01) C08G 63/02 (2006.01) C08K 5/46 (2006.01) C08L 63/04 (2006.01) C09D 5/08 (2006.01) C09J 163/00 (2006.01) C09J 175/04 (2006.01)

Patent

CA 2014492

K-17558/+ Corrosion-resistant epoxy and polyurethane resin compositions Abstract of the Disclosure There are disclosed corrosion-resistant compositions comprising A1) an epoxy resin containing on average two or more 1,2-epoxy groups per molecule, or A2) a polyhydroxy compound, B1) a heat-activatable hardener for the epoxy resin, or B2) an isocyanate hardener for the polyhydroxy compound, C) if component A is an epoxy resin, a liquid copolymer based on butadiene and at least one polar, ethylenically unsaturated comonomer, and D) an effective amount of a corrosion inhibitor of formula I Image (I), wherein the substituents R1 to R9 are hydrogen or different organic radicals.

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