Multipurpose alkaline compositions and methods of use
US12247185B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 12, 2021 |
| Grant date | Mar 11, 2025 |
| Priority date | — |
| Expiry date | Sep 21, 2041 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D2111/18
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Liquid multipurpose alkaline compositions for use as pre-sprays to beneficially remove polymerized soils, de-stain, remove hard water deposits and/or otherwise assist in general cleaning of difficult soils are provided. The multipurpose alkaline compositions include at least one non-hydroxide alkaline source, at least one surfactant, a chelant and a solvent system. The multipurpose alkaline compositions can be PPE free compositions. Methods of using the multipurpose alkaline compositions as pre-treatments, soaks and/or application in machine and manual warewash are also provided. Methods for using the multipurpose alkaline compositions for removing tea stains, coffee stains, hard water scale/deposits, polymerized oils, carbonized soils, fats, oils, and cosmetics are further provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.