| abstract |
There is provided a primer composition comprising an aqueous dispersion of a) a thermosetting resin, b) an organosilane having no hydrolyzable groups, and c) a curing agent. In some embodiments, the primer composition further comprises d) a rare earth metal-containing anticorrosive. In some embodiments, the primer composition does not include chromium. In some embodiments, the organosilane having no hydrolyzable group is an aminosilanol. In some embodiments of the primer composition, the thermosetting resin is an epoxy resin and the curing agent is an epoxy curing agent. In some embodiments of the primer composition, the rare earth metal-containing anticorrosive is a cerium-containing anticorrosive. [Selection figure] None |