Corrosion inhibitor for reducing corrosion in metallic concrete reinforcements
US5597514A · kind A · utility
38Cited by
28References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 24, 1995 |
| Grant date | Jan 28, 1997 |
| Priority date | — |
| Expiry date | Jan 24, 2015 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC04B2103/61
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A corrosion inhibitor formulation for use in reinforced concrete structures, the inhibitor reducing the rate of corrosion in metallic reinforcing rods placed within the structures. The formulation comprises a mixture of benzoic acid, aldonic acid, and a triazole such as benzotriazole or tolyltriazole.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.