Water soluble unit dose film for packaging harsh chemicals
US12398251B2 · kind B2 · utility
0Cited by
7References
25Claims
0Family size
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Key dates
| Filing date | Sep 30, 2020 |
| Grant date | Aug 26, 2025 |
| Priority date | — |
| Expiry date | Aug 18, 2042 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J5/18
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
Disclosed herein are water-soluble films and/or water soluble unit dose articles comprising a water soluble mixture comprising a polyvinyl alcohol (PVOH) and a polyvinylpyrrolidone (PVP), and methods of making and using the same.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.