Company Filing History:
Years Active: 2022-2025
Title: The Innovative Contributions of Ragnar Sjödahl in Battery Recycling
Introduction
Ragnar Sjödahl, an accomplished inventor based in Stockholm, Sweden, has made significant strides in the field of battery recycling. With two patents to his name, Sjödahl's work focuses on the recovery of valuable cathode materials from rechargeable batteries, addressing both environmental and resource management challenges.
Latest Patents
Sjödahl's latest patents highlight innovative processes aimed at enhancing the efficiency of recycling methods. One of his notable inventions is a process for the recovery of cathode materials in the recycling of batteries. This process entails the provision of a leachate from battery black mass, the addition of phosphoric acid, and the adjustment of pH levels. This crucial technique results in the formation of iron phosphate and aluminum phosphate, which can then be precipitated and removed. Subsequently, a filtrate is produced that enables further recovery of essential cathode metals, primarily NMC-metals and lithium.
Furthermore, his second patent mirrors this innovative approach for the removal of aluminum and iron during the recycling process. By refining these methods, Sjödahl has contributed valuable techniques to ensure more sustainable recycling practices for rechargeable batteries.
Career Highlights
Ragnar Sjödahl is currently associated with Northvolt AB, a company at the forefront of the battery industry. His work transcends traditional recycling methods, paving the way for improvements that not only promote sustainability but also enhance the commercial viability of battery recycling. His innovative mindset has been crucial in advancing cutting-edge technologies that contribute to a greener future.
Collaborations
Throughout his career, Sjödahl has collaborated with several experts in the field. Notable coworkers include Mahmood Alemrajabi and Ingrid Karlsson. These partnerships have fostered an environment of creativity and innovation, further enhancing the impact of Sjödahl's research and inventions.
Conclusion
Ragnar Sjödahl stands out as a key player in the ongoing evolution of battery recycling technology. His patents not only demonstrate his inventive spirit but also reflect a growing commitment to sustainable practices in an industry that significantly impacts our environment. As battery technology continues to evolve, Sjödahl’s contributions will likely play a vital role in shaping the future of energy storage and recycling.