| abstract |
Epoxy resin compositions cured by means of a polyoxyalkylenediamine biguanide salt of the formula:n wherein C is carbon, N is nitrogen, H is hydrogen, n is 1 to 3, A is a chloride, bromide, sulfate or phosphate anion and R is a group having the formula:n wherein x is 5 to 45, preferably 10 to 35, y is 1 to 5, and z is 5 to 50, have unexpectedly superior properties, such as adhesive strength, flexibility, impact strength, elongation and peel strength. |