Conversion of OCC paper mill wastes to usable fibers through chemical recycling
Innovative process for converting OCC paper mill waste into high-tensile fibers through chemical recycling, surface modification, and size optimization, enhancing fiber reprocessing in mills.
Overview
The innovative process developed by Bahir Dar University aims to transform OCC paper mill waste into high-quality, reusable fibers. By employing chemical recycling, surface modification, and size optimization, this research seeks to improve the tensile strength and flexibility of fibers, making them suitable for reprocessing in paper mills. This approach not only addresses waste management issues but also enhances the sustainability of fiber production.
Technical specifications
- Chemical Recycling: Efficient separation of fibers from OCC paper mill waste, ensuring minimal impurities.
- Surface Modification: Techniques to enhance cellulose content, improving the tensile strength and flexibility of fibers.
- Size Optimization: Adjusting fiber length to optimize reprocessing capabilities in paper mills.
Technology readiness level
This research is currently at Technology Readiness Level 2, indicating that basic principles have been observed and reported, with future plans for further validation and testing over the next year.
About Bahir Dar University
Bahir Dar University is a comprehensive public research university serving Ethiopia and the Horn of Africa, combining large-scale education with applied research and community engagement. Industry partners access engineering talent and prototyping capacity through the Bahir Dar Institute of Technology and the Ethiopian Institute of Textile and Fashion Technology, which maintain facilities and liaison structures for contract work and problem‑solving with manufacturers. Clinical translation and patient access are enabled by the university’s integration with Tibebe Ghion Specialized Hospital, a major teaching hospital supporting advanced diagnostics and specialized care. Research activities are supported by competitive national and international funding from government agencies and development partners. A dedicated technology transfer and industry contracting function helps move solutions from campus labs into the marketplace.
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