Corrosion inhibited organic acid compositions and methods
US5976416A · kind A · utility
17Cited by
19References
28Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 13, 1997 |
| Grant date | Nov 2, 1999 |
| Priority date | — |
| Expiry date | May 13, 2017 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S507/939
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
The present invention provides corrosion inhibited organic acid compositions and methods of using the compositions. The compositions basically comprise water, an organic acid, a corrosion inhibitor comprising at least one quaternary ammonium compound and a corrosion inhibitor activator selected from the group consisting of thioglycolic acid, an alkali metal thiosulfate and mixtures thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.