摘要 |
<p>An epoxy based primer composition comprising at least 10% zinc oxide w/w dry solids is described. A coated metal substrate is also described comprising a metal substrate, at least one epoxy based primer layer, the primer layer comprising at least 10% w/w zinc oxide in the dry primer coating, and at least one top-coat adhered to the primer layer. A process of coating a metal substrate is also described.</p> |