Momentum Technologies Achieves 99.9% Pure Rare Earth Recovery from Recycled Feedstocks via Membrane Solvent Extraction (MSX)

July 12, 2026

AL Circle USA

Overview

Texas-based Momentum Technologies, a US company, achieved record purity by recovering high-purity rare earth elements (REEs) from recycled feedstocks using its proprietary Membrane Solvent Extraction (MSX) technology. The company recovered 99.9% pure neodymium-praseodymium oxide from E-waste and magnet manufacturing waste, exceeding the 99% purity required for permanent magnets in defense systems, robotics, electric vehicles, and AI hardware. This breakthrough addresses key technical challenges in the US recycling industry, forming a foundation for advancing commercial projects.

In Depth

Key Findings

Momentum Technologies, a U.S. company based in Texas, has achieved a record-breaking purity of 99.9% in recovering rare earth elements (REEs) from recycled feedstocks using its proprietary Membrane Solvent Extraction (MSX) technology. This achievement is particularly significant for neodymium-praseodymium oxide (NdPr oxide) recovery, surpassing industry-standard purity requirements.

Technical / Clinical Details

The MSX technology developed by Momentum Technologies enables the efficient and high-purity separation and recovery of rare earths from diverse recycled feedstocks, including electronic waste (E-waste) and magnet manufacturing scrap. Specifically, the company successfully recovered NdPr oxide with 99.9% purity from E-waste and magnet manufacturing waste. This purity level significantly exceeds the >99% purity typically required for advanced applications such as permanent magnets used in defense systems, robotics, electric vehicles, and AI hardware. Compared to traditional solvent extraction methods, MSX technology substantially reduces solvent usage and simplifies the process, enhancing economic efficiency while minimizing environmental impact.

Background & Context

Rare earth elements are indispensable strategic resources for modern high-tech industries, yet their supply is often accompanied by geopolitical risks and high environmental costs. The current concentration of global rare-earth supply in China poses a significant vulnerability for many nations, accelerating worldwide efforts to develop recycling technologies for sustainable rare-earth sourcing. Momentum Technologies’ breakthrough addresses a major technical challenge faced by the U.S. recycling industry—the difficulty of achieving high-purity separation—marking a crucial advancement towards establishing a domestic supply chain.

Strategic Significance & Outlook

The successful recovery of 99.9% pure NdPr oxide by Momentum Technologies will greatly contribute to enhancing the resilience of the U.S. rare-earth supply chain. This technology improves the feasibility of commercial-scale rare-earth recycling projects and provides a foundational element for ensuring a stable supply of rare earths for critical industries such as defense, automotive, and electronics. Looking ahead, the technology is expected to be applied to the recovery of a broader range of rare-earth elements, accelerating the realization of a circular economy for critical resources. This innovative MSX technology offers a compelling breakthrough for both sustainable resource management and national security, making it particularly ‘interesting’ for investors and engineers alike.

Source: https://www.alcircle.com/news/us-company-momentum-technologies-recovers-high-purity-rare-earth-elements-from-recycled-feedstocks-118804

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