Cleaning composition
US9873857B2 · kind B2 · utility
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2References
12Claims
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Key dates
| Filing date | Dec 17, 2015 |
| Grant date | Jan 23, 2018 |
| Priority date | — |
| Expiry date | Mar 16, 2036 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D2111/22
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Provided is a cleaning composition, including, from about 0.01 weight % to about 10.0 weight % of a chelating agent, from about 0.01 weight to about 3.0 weight % of an organic acid containing a carboxyl group, from about 0.01 weight % to about 2.0 weight % of an inorganic acid, from about 1.0 weight % to about 15.0 weight % of an amine and water in an amount sufficient to bring the total weight of the cleaning composition to 100 weight %.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.