Interpenetrating networks with covalent and ionic crosslinks
US11033658B2 · kind B2 · utility
0Cited by
8References
12Claims
0Family size
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Key dates
| Filing date | Jul 2, 2019 |
| Grant date | Jun 15, 2021 |
| Priority date | — |
| Expiry date | Jul 2, 2039 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L2205/04
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The invention features a composition comprising a self-healing interpenetrating network hydrogel comprising a first network and a second network. The first network comprises covalent crosslinks and the second network comprises ionic or physical crosslinks. For example, the first network comprises a polyacrylamide polymer and second network comprises an alginate polymer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.