Anti-corrosive zinc primer coating compositions comprising hollow glass spheres and a conductive pigment
US10060039B2 · kind B2 · utility
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8References
18Claims
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Key dates
| Filing date | Jul 12, 2013 |
| Grant date | Aug 28, 2018 |
| Priority date | — |
| Expiry date | Apr 27, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/249974
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The present invention concerns anti-corrosive coating compositions, in particular coating compositions for protecting iron and steel structures. In particular, the present invention relates to coating compositions comprising particulate zinc, conductive pigments, and hollow glass microspheres, e.g. epoxy based coatings. The invention furthermore concerns a kit of parts containing the composition, a method for its application, as well as metal structures coated with the composition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.