Polyepoxide curing

Details Polyepoxide curing Polyepoxide curing

C - Chemistry, Metallurgy

08

K

400/109, 402/262

C08K 5/37 (2006.01) C08G 59/66 (2006.01) C08G 59/68 (2006.01)

Patent

CA 1136338

ABSTRACT OF THE DISCLOSURE More rapid curing of polyepoxide resins is achieved by use of a curing system composed of at least one polymercaptan, at least one catalyst which is a poly[(N,N-dimethylamino) alkyl] ether and/or organic nonquaternized salts thereof derived from organic compounds having at least one acidic group and having a pKa greater than about 3.5 and, optionally, organic sulfide, tertiary phosphine or a tertiary amine having no bridged atoms, having no ether oxygen and having at least one tertiary amine group.

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