Thixotropic alumina coating compositions, parts and methods
AssigneeSermatech International, Inc.
InventorsMark F. Mosser, Kevin Eddinger
Life of this patent
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Abstract
A stable thixotropic coating composition especially suitable for dipspin application having an aqueous acid binder solution which comprises phosphate ions and ions of the group of chromate ions or molybdate ions, and a dispersible hydrated alumina having a boehmite type crystal lattice.
Claims29
A stable thixotropic coating composition for improved resistance to atmospheric and corrosive conditions, which composition is especially suitable for dipspin application which comprises (a) an aqueous acid coating solution which solution comprises phosphate ions and ions of the group consisting of chromate ions or molybdate ions, and (b) a hydrated alumina having a boehmite type crystal lattice dispersed in an acid solution containing a monoprotic acid.
Dependencies are inferred from the claim text.