Method for the production of hydrogel comprising chitosan and negatively charged polyelectrolytes, and cellular, porous material resulting from said hydrogel
US11168183B2 · kind B2 · utility
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9References
17Claims
0Family size
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Key dates
| Filing date | Jul 1, 2016 |
| Grant date | Nov 9, 2021 |
| Priority date | — |
| Expiry date | Oct 25, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J2405/16
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
The present invention concerns a method for producing a hydrogel comprising the following steps in succession:
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.