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Eutectogels: Recent Advances, Design Strategies, and Emerging Applications in Biotechnology.
Liane Meneses1, Ana Rita Jesus1
1Laboratório Associado Química Verde-REQUIMTE, Faculdade de Ciências e Tecnologia, Universidade Nova de Lisboa, 2829-516 Caparica, Portugal.
Gels (Basel, Switzerland)
|December 24, 2025
Summary
Eutectogels, combining deep eutectic systems (DESs) and polymers, offer sustainable soft materials with enhanced properties for biotechnology. Further research is needed to address challenges for widespread application.
Area of Science:
- Materials Science
- Green Chemistry
- Biotechnology
Background:
- Eutectogels are emerging sustainable soft materials formed by combining deep eutectic systems (DESs) or natural deep eutectic systems (NADESs) with polymers.
- They integrate the tunable properties of DESs (e.g., low volatility, ionic conductivity, biocompatibility) with the structural integrity of gels.
- This combination results in materials with improved mechanical flexibility, self-healing capabilities, and environmental stability.
Purpose of the Study:
- To explore the influence of DES composition, polymer type, and crosslinking mechanisms on eutectogel physicochemical behavior and performance.
- To highlight the potential of eutectogels in various biotechnological applications.
- To identify challenges hindering the full potential and scalability of eutectogels.
Main Methods:
- Investigating the structure-property relationships in eutectogels by varying DES components and polymer matrices.
- Evaluating the performance of eutectogels in specific biotechnological applications such as drug delivery and tissue engineering.
- Analyzing the factors affecting scalability, reproducibility, long-term stability, and potential toxicity.
Main Results:
- Eutectogels demonstrate significant improvements in mechanical flexibility, self-healing, and stability compared to traditional hydrogels.
- Their tunable properties make them highly adaptable for applications in drug delivery, transdermal systems, wound healing, and tissue engineering.
- Research has elucidated how composition and crosslinking influence eutectogel performance.
Conclusions:
- Eutectogels represent a promising class of sustainable soft materials with broad biotechnological potential.
- Addressing challenges in scalability, reproducibility, stability, and toxicity is crucial for their advancement.
- Multidisciplinary collaboration is key to transitioning eutectogels from research concepts to commercial applications.
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