High performance dishwasher compositions
US11299693B2 · kind B2 · utility
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3References
20Claims
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Assignee
Inventor
Key dates
| Filing date | Aug 4, 2020 |
| Grant date | Apr 12, 2022 |
| Priority date | — |
| Expiry date | Aug 4, 2040 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D2111/18
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A dishwasher composition includes at least one strong chelant, at least one weak chelant, at least one surfactant, and at least one enzyme. The dishwasher composition can be a liquid or a gel and has a pH of from 7.0 to 9.5 and may contain less than 1 wt. % silicates based on the total weight of the dishwasher composition. Methods of washing articles include preparing a wash solution that includes water and the dishwasher composition, and contacting at least one article with the washing solution during at least a portion of a wash cycle of a commercially-available dishwasher.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.