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Electrohydrodynamic 3D Printing of Aqueous Solutions
Ander Reizabal1,2, Biranche Tandon1, Senentxu Lanceros-Méndez2,3
1Phil and Penny Knight Campus for Accelerating Scientific Impact, University of Oregon, 1505 Franklin Boulevard, Eugene, 97403, OR, USA.
Small (Weinheim an Der Bergstrasse, Germany)
|December 9, 2022
Summary
Aqueous solution electrowriting (EW) enables complex 3D bioprinting using bio-based polymers without organic solvents. This review highlights its potential and challenges for advanced additive manufacturing.
Area of Science:
- Additive Manufacturing
- Biomaterials Science
- Electrohydrodynamics
Background:
- Electrowriting (EW) is an electrohydrodynamic (EHD) technique for creating complex 3D structures.
- Aqueous EW offers a solvent-free approach for additive manufacturing, particularly for biopolymers.
- Current research in aqueous EHD processing is limited.
Purpose of the Study:
- To review significant contributions in aqueous solution electrowriting.
- To advocate for increased use of aqueous bio-based materials in EHD processing.
- To explore prospects for 3D printing novel materials and identify future challenges.
Main Methods:
- Literature review of aqueous solution electrowriting techniques.
- Analysis of printing parameters influencing 3D structure resolution.
- Evaluation of material processing capabilities and future research directions.
Main Results:
- Aqueous EW facilitates the fabrication of well-resolved 3D structures.
- It enables processing of biologically derived polymers, avoiding organic solvents.
- The review identifies key parameters affecting print quality and material compatibility.
Conclusions:
- Aqueous electrowriting presents a promising, eco-friendly platform for 3D bioprinting.
- Further research is needed to overcome current limitations and expand material scope.
- This technique holds significant potential for advancing additive manufacturing with bio-based materials.
