Monocarboxylic acid based antifreeze composition
US6235217A · kind A · utility
17Cited by
13References
46Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 23, 2000 |
| Grant date | May 22, 2001 |
| Priority date | — |
| Expiry date | Feb 23, 2020 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC23F11/08
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A monobasic carboxylic acid is used with low levels of molybdate and a triazole compound to produce a well balanced corrosion inhibiting formulation with very low solids to minimize potential deposits and exhibit surprising long life characteristics in engine coolant applications.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.