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Development of cellulose based aerogel utilizing waste denim-A Morphology study
Beini Zeng1, Xungai Wang1, Nolene Byrne1
1Deakin University, Institute for Frontier Materials, Geelong Waurn Ponds Campus, Waurn Ponds, Victoria 3216, Australia.
Carbohydrate Polymers
|November 18, 2018
Summary
Researchers created cellulose aerogels from denim waste using ionic liquids. These materials feature aligned micron-sized pores and a fibrous network, offering potential for new applications.
Area of Science:
- Materials Science
- Green Chemistry
- Textile Recycling
Background:
- Cellulose aerogels are advanced materials with diverse applications.
- Waste denim presents a significant environmental challenge.
- Valorizing textile waste into functional materials is an active research area.
Purpose of the Study:
- To develop cellulose aerogels from waste denim.
- To investigate the influence of ionic liquid solvents on aerogel morphology.
- To characterize the pore structure of the derived aerogels.
Main Methods:
- Dissolution of cellulose from denim waste using ionic liquid solvents.
- Regeneration of cellulose to form aerogel structures.
- Drying techniques to preserve the porous architecture.
Main Results:
- Successfully produced cellulose aerogels from denim waste.
- Characterized a pore structure consisting of aligned micron-sized pores and a nanoporous fibrous network.
- Demonstrated that ionic liquid choice, denim concentration, and drying method affect pore size and distribution.
Conclusions:
- Waste denim can be effectively converted into cellulose aerogels.
- The morphology of these aerogels is tunable by process parameters.
- This approach offers a sustainable route for textile waste valorization.
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