“Next-Gen Fashion and Construction: Advancing with Additive Manufacturing in 3D Printing”
Biodegradable Aerogel Revolutionizes 3D Printing
Material science is a remarkable conjunction, where biodegradable aerogels and 3D printing technology twist to guide in a new era of innovation. Researchers at Empa’s Building Energy Materials and Components laboratory hold promise for revolutionizing multiple industries, from construction to healthcare.
The intricate process behind the creation of biodegradable aerogels, where cellulose emerges as the star ingredient. Through meticulous experimentation and collaboration across research disciplines, scientists have unlocked the potential of cellulose nanocrystals and nanofibers to form the foundation of printable ink. Advanced printing techniques and sustainable materials pave the way for aerogels that are not only environmentally friendly but also versatile in their applications. The unique properties of cellulose aerogels, from their exceptional thermal insulation capabilities to their biocompatibility with living tissues. Through 3D printing, these aerogels transcend traditional limitations, offering precise shapes that can serve tissue scaffolds, or implants in the field of medicine. The rehydratable nature of printed aerogels presents new avenues for storage, transportation, and controlled release of medications, promising enhanced efficacy and convenience.
As researchers delve deeper into the domain of biodegradable aerogels and their applications, the future holds boundless possibilities. From refining thermal insulation for construction to pioneering drug delivery systems for healthcare, the synergy of biopolymers and 3D printing technology heralds a paradigm shift in material design and manufacturing processes. With continued innovation and collaboration, these eco-friendly aerogels are poised to shape a more sustainable and resilient future for generations to come.
The concept of creating eco-friendly materials using advanced printing technology is both fascinating and accessible. Through relatable examples and straightforward explanations, explains complex scientific concepts, inviting young minds to envision a future where innovation and sustainability go hand in hand.
Deeptanshu Sivaraman et al, Additive Manufacturing of Nanocellulose Aerogels with Structure‐Oriented Thermal, Mechanical, and Biological Properties, Advanced Science (2024). DOI: 10.1002/advs.202307921.
By Swiss Federal Laboratories for Materials Science and Technology. April 4, 2024. Biodegradable aerogel: Airy cellulose from a 3D printer.
Turning Wind into Innovation: UMaine’s Groundbreaking 3D Printing Project
In a pioneering effort to address the environmental challenges posed by wind turbine blade disposal, researchers at the University of Maine have embarked on a groundbreaking project to recycle these blades as material for 3D printing. With a $75,000 grant from the Department of Energy’s Wind Energy Technologies Office, the Advanced Structures and Composites Center (ASCC) leads the charge in exploring innovative solutions for a circular wind energy economy.
The project, aptly named “Blades for Large-Format Additive Manufacturing,” seeks to repurpose shredded wind turbine blade material as a reinforcement and filler for large-scale 3D printing. By substituting short carbon fibers with recycled blade material, the team aims to achieve 100% mechanical recycling of composite blade material, effectively diverting these materials from landfills and reducing waste. Key to the project’s success is the development of new compounding methods to ensure the adhesive bond strength of the composite material. Once processed into pellets, these recycled materials will serve as feedstock for large-format extrusion-based 3D printing, leveraging the ASCC’s advanced manufacturing capabilities to produce innovative construction materials.
Beyond its environmental benefits, the project holds significant promise for the global precast concrete industry. By integrating shredded wind turbine blade material into the 3D printing process for precast concrete formwork, the team aims to lower material costs, enhance design flexibility, and streamline manufacturing processes. Moreover, this initiative aligns with UMaine ASCC’s broader environmental goals, aiming to reduce the environmental footprint of wind energy and develop sustainable feedstock for large-scale 3D printing. With a focus on driving wider adoption of sustainable practices in wind energy recycling, the project represents a crucial step towards a greener, more resilient future. Led by a multidisciplinary team of researchers from various departments and industry partners, including Dr. Roberto Lopez-Anido, Dr. Reed Miller, and Dr. Habib Dagher, the project showcases UMaine’s expertise in composite materials, advanced manufacturing, and renewable energy innovation.
With a track record of groundbreaking projects like BioHome3D and 3Dirigo, the ASCC stands at the forefront of sustainable technology development, demonstrating its commitment to driving positive change in the renewable energy landscape. Through innovative research and collaboration, UMaine continues leading the charge toward a more sustainable and resilient future for future generations.
Taylor Ward. March 11, 2024. UMaine researchers aim to recycle wind turbine blades as 3D printing material.
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