RARE-EARTH MAGNET MATERIAL AND MAGNET

Organization Name

murata manufacturing co., ltd.

Inventor(s)

Takashi Yamazaki of Nagaokakyo-shi (JP)

Satoshi Oga of Nagaokakyo-shi (JP)

Kazuki Sato of Nagaokakyo-shi (JP)

Kazuhiro Takayama of Nagaokakyo-shi (JP)

RARE-EARTH MAGNET MATERIAL AND MAGNET - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240266095 titled 'RARE-EARTH MAGNET MATERIAL AND MAGNET

The abstract describes a rare-earth magnet material with specific atomic percentages of elements, including sm, n, fe, and a crystal phase containing m and c as main components, where m is an element selected from zr, ti, h, v, nb, ta, cr, mo, and w.

Contains 7.0 atom % to 11.0 atom % of sm, 11.0 atom % to 19.5 atom % of n, and 69.5 atom % to 82.0 atom % of fe.
The crystal phase includes m and c, with m being an element from a specific list and comprising 1.6 atom % to 5.0 atom % of the material.
The material is a rare-earth magnet with unique composition and crystal structure.

Potential Applications: - High-performance magnets for various industrial applications. - Magnetic resonance imaging (MRI) machines. - Electric motors and generators.

Problems Solved: - Improved magnetic properties. - Enhanced durability and stability. - Potential cost-effectiveness in manufacturing.

Benefits: - Higher magnetic strength. - Increased efficiency in applications. - Potential for smaller and lighter devices.

Commercial Applications: - Manufacturing of high-quality magnets for electronics. - Automotive industry for electric vehicles. - Renewable energy sector for wind turbines.

Questions about the technology: 1. How does the addition of specific elements improve the magnetic properties of the material? 2. What are the potential challenges in scaling up the production of these rare-earth magnets?

Frequently Updated Research: - Ongoing studies on optimizing the composition for better performance. - Research on alternative materials for rare-earth magnets.

Original Abstract Submitted

a rare-earth magnet material that includes: 7.0 atom % to 11.0 atom % of sm; 11.0 atom % to 19.5 atom % of n; 69.5 atom % to 82.0 atom % of fe; c; and a m-c crystal phase that includes the m and the c as main components, wherein the m is at least one element selected from zr, ti, hf, v, nb, ta, cr, mo, and w, and a content of the m in the rare-earth magnet material is 1.6 atom % to 5.0 atom %.