Anti-corrosion and/or passivation composition for metal-containing substrates and methods for making, enhancing, and applying the same
US10465292B2 · kind B2 · utility
2Cited by
2References
12Claims
0Family size
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Key dates
| Filing date | Oct 7, 2016 |
| Grant date | Nov 5, 2019 |
| Priority date | — |
| Expiry date | Sep 21, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC25D5/48
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A method of disposing a corrosion resistant system to a substrate may comprise applying a plating material to the substrate; forming a chemical conversion coating solution by combining a solvent, at least one corrosion inhibitive cation comprising at least one of zinc, calcium, strontium, magnesium, or aluminum, at least one corrosion inhibitive anion comprising at least one of phosphate, molybdate, or silicate, and a complexing agent; and applying the chemical conversion coating solution to the plating material on the substrate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.