Aqueous gel compositions and use thereof
US6309478A · kind A · utility
0Cited by
36References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 10, 1999 |
| Grant date | Oct 30, 2001 |
| Priority date | — |
| Expiry date | Sep 10, 2019 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC23C26/00
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
The disclosure relates to aqueous-based gels and, in some cases, usage of such gels to impart corrosion resistance to steel and/or zinc containing surfaces, e.g., galvanized steel. The gel comprises water, at least one thickener, at least one silica containing material and an optional surfactant.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.