High performance water soluble polymer compositions
US12371581B2 · kind B2 · utility
0Cited by
46References
22Claims
0Family size
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Key dates
| Filing date | Mar 23, 2021 |
| Grant date | Jul 29, 2025 |
| Priority date | — |
| Expiry date | Aug 15, 2042 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB33Y80/00
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A water soluble polymer composition comprising a water soluble polymer (e.g., polyvinyl alcohol-co-vinylpyrrolidinone (PVOH-co-PVP)) and a sugar (e.g., trehalose).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.