Anti-corrosive pigments and method for making the same
US7220297B2 · kind B2 · utility
7Cited by
12References
50Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 4, 2002 |
| Grant date | May 22, 2007 |
| Priority date | — |
| Expiry date | Jun 4, 2022 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC01P2006/80
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The invention relates to a paint and/or a coating composition including anti-corrosive pigment comprises a metal salt comprising a metal cation and an anion and a metal oxide or a metal hydroxide where the molar ratio of the total metal to the anion is in the range of 1:4 to 1:120.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.