This inventor holds 3 USPTO granted patents. Top assignees: Chongqing Shangjia Electronic Co., Ltd., Chongqing University, Chongqing Shangjai Electronic. Active years: 2023-2024.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
2 out of 2 
2 out of 147 
1 out of 1 Years Active: 2023-2024
Title: Juncai Ma: Innovator in Rare Earth Element Recovery and Manganese-Zinc Ferrite Production
Introduction
Juncai Ma is a prominent inventor based in Chongqing, China. He has made significant contributions to the field of materials science, particularly in the recovery of rare earth elements and the production of manganese-zinc ferrite composites. With a total of 3 patents to his name, his work is characterized by innovative methods that enhance efficiency and reduce energy consumption.
Latest Patents
One of Juncai Ma's latest patents is a method for recovering rare earth elements from NdFeB waste. This invention utilizes a molten salt system that comprises 40% KAlF or NaAlF, 40% KBeF, and 20% KAlF. By employing this three-component molten salt system, the recovery rates of rare earth elements can reach 98% or above. Additionally, the extraction temperature is significantly lower than that of current halogenation methods, reducing energy consumption and improving economic benefits.
Another notable patent involves a method for preparing a soft magnetic manganese-zinc ferrite composite by systematically removing impurities from industrial waste. This process includes crushing and drying manganese-containing waste, mixing it with a flux, and roasting it at temperatures below 1000° C. The method ensures high-purity solutions of manganese and zinc sulfates, which are then combined to produce the desired manganese-zinc ferrite composite.
Career Highlights
Juncai Ma has worked with notable organizations such as Chongqing Shangjia Electronic Co., Ltd. and Chongqing University. His experience in these institutions has allowed him to collaborate with other experts in the field and further his research in innovative materials.
Collaborations
Some of Juncai Ma's coworkers include Shuchun Li and Liang Fu. Their collaborative efforts have contributed to the advancement of research in materials science and the development of new technologies.
Conclusion
Juncai Ma's innovative approaches to recovering rare earth elements and producing manganese-zinc ferrite composites highlight his significant contributions to materials science. His patents reflect a commitment to enhancing efficiency and sustainability in industrial processes.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile