Alkaline cleaning compositions comprising a hydroxyphosphono carboxylic acid and methods of reducing metal corrosion
US12187985B2 · kind B2 · utility
0Cited by
12References
14Claims
0Family size
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Key dates
| Filing date | Aug 31, 2020 |
| Grant date | Jan 7, 2025 |
| Priority date | — |
| Expiry date | Aug 31, 2040 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D2111/44
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The invention relates to compositions, methods of manufacture, and methods for reducing metal corrosion during alkaline cleaning. In particular, the method employs a hydroxyphosphono carboxylic acid in alkaline cleaning of hard surfaces.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.