Creating Hierarchical Porous Structures in Alginate Aerogels
Author Information
Author(s): Menshutina Natalia, Fedotova Olga, Abramov Andrey, Golubev Eldar, Sulkhanov Yan, Tsygankov Pavel
Primary Institution: Department of Chemical and Pharmaceutical Engineering, Mendeleev University of Chemical Technology of Russia
Hypothesis
Can different methods effectively create hierarchical porous structures in alginate aerogels?
Conclusion
The study demonstrates that various methods can successfully create hierarchical porous structures in alginate-based aerogels, each with distinct characteristics.
Supporting Evidence
- The study found that using surfactants resulted in macropores ranging from 16 to 323 μm.
- Using zein as a pore-forming agent produced macropores from 5 to 195 μm.
- The foaming method in a carbon dioxide medium created macropores from 20 μm to 3 mm.
Takeaway
This study shows how to make special materials called aerogels that have tiny holes in them, which can help deliver medicine and grow cells better.
Methodology
The study explored three methods for creating hierarchical porous structures: using surfactants, using zein as a pore-forming agent, and foaming in a carbon dioxide medium.
Limitations
The methods may have constraints in controlling the morphology of the resulting structures.
Digital Object Identifier (DOI)
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