Composition and method for deburring/degreasing/cleaning metal surfaces
US6211132A · kind A · utility
8Cited by
6References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 14, 1999 |
| Grant date | Apr 3, 2001 |
| Priority date | — |
| Expiry date | Jun 14, 2019 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D2111/16
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
An acidic aqueous liquid composition for deburring/degreasing/cleaning metal, in particular aluminum, parts by mass finishing has as its active ingredients: (A) a nonionic surfactant containing halogen atoms, (B) nitrogen based surfactants such as n-alkyl pyrrolidone, builders such as silicates and boric acid, hydrotropes, corrosion inhibitors, and sequestering agents.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.