Patent ID: 8394459
Filing Date: 2013-03-12
Classification: C09D,C23C,C23F

Abstract:
1. A method of coating a substrate comprising: (a) applying a first coating composition onto at least a portion of the substrate wherein said first coating composition comprises: (i) a corrosion inhibitor comprising organic-modified zinc aluminum molybdenum phosphate hydrate and (ii) the reaction product of a calcium compound with an acid compound comprising a fluoroacid; (b) dehydrating at least a portion of the first coating composition to form a first coating layer; (c) removing at least a portion of the first coating layer to expose a portion of the substrate; (d) optionally, rinsing at least a portion of the substrate exposed in step (c) and/or the first coating layer; and (e) applying a second coating composition onto at least a portion of the exposed substrate or at least a portion of the first coating layer.