Hybrid adsorbent aerogels for sustainable oil bleaching
Introducing a hybrid adsorbent aerogel that reduces mineral bleaching earth usage by 30-50% while maintaining full edible oil bleaching efficiency. This innovative solution integrates cellulose-reinforced starch aerogels with bentonite to enhance adsorption, offering a scalable, eco-friendly alternative.
Overview
The hybrid adsorbent aerogels offer a transformative solution for the edible oil bleaching industry by significantly reducing the reliance on conventional mineral bleaching earths. This technology promises to decrease mineral usage by 30-50% while meeting all key performance indicators for oil bleaching. By integrating cellulose-reinforced starch aerogels with minimal bentonite, the system enhances adsorption efficiency across various impurities such as pigments, trace metals, and oxidation products. This innovation provides a sustainable, scalable, and lower-footprint alternative that is fully compatible with existing bleaching equipment.
Technical specifications
Key features:
- Hybrid Composition: Combines cellulose-reinforced starch aerogels with acid-activated bentonite to maximize adsorption efficiency.
- Enhanced Porosity: The aerogels' structured porosity improves mass transfer, clay dispersion, and impurity selectivity.
- Efficient Impurity Capture: Capable of removing pigments, trace metals, phosphorus, soaps, and oxidation products.
- Compatibility: Functions seamlessly with existing oil bleaching systems, requiring no additional equipment modifications.
- Environmental Benefits: Reduces solid waste and minimizes neutral oil loss, promoting a more sustainable manufacturing process.
Technology readiness level
Currently, the technology is at TRL 2. The next steps involve further synthesis and optimization of the hybrid aerogel, followed by material characterization and bench-scale oil bleaching experiments. The project anticipates a 15-month timeline for these stages, seeking sponsorship for continued development and validation.
About University of Saskatchewan
USask is a comprehensive public research university in Saskatoon with a broad academic portfolio and national‑scale scientific infrastructure. Industry partners can tap on‑campus assets such as the Canadian Light Source synchrotron and VIDO’s high‑containment facilities, including a CL3‑capable GMP Vaccine Development Centre, and co‑locate at the adjacent Innovation Place research park. An integrated Health Sciences complex links to Royal University Hospital for clinical collaboration, while the Livestock and Forage Centre of Excellence provides pilot‑to‑production environments alongside co‑located federal labs. Research is supported by competitive federal funding, including NSERC, CIHR, SSHRC, and the Canada Foundation for Innovation. A dedicated commercialization office and the Opus startup incubator streamline IP, fast‑track licenses, and partnerships.
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