Water-soluble coatings for substrate surfaces
US12221552B2 · kind B2 · utility
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28Claims
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Key dates
| Filing date | Feb 6, 2020 |
| Grant date | Feb 11, 2025 |
| Priority date | — |
| Expiry date | Jan 17, 2042 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Disclosed herein are coating compositions and/or coatings comprising a water-soluble resin mixture comprising a polyvinyl alcohol (PVOH) and a polyacrylic acid (PAA), and further comprising a colorant and/or an aversive agent, surfaces of substrates coated with the compositions, and methods of making and using the same.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.