Location History:
- Chia-Yi, TW (2001)
- Chai-Yi, TW (2002)
Company Filing History:
Years Active: 2001-2002
Title: Innovations of Wen Cheng Chang in Magnetic Nanocomposite Materials
Introduction
Wen Cheng Chang is a notable inventor based in Chai-Yi, Taiwan. He has made significant contributions to the field of magnetic nanocomposite materials, holding a total of 2 patents. His work focuses on developing materials that exhibit favorable magnetic properties, which are essential for various applications, including bonded magnets.
Latest Patents
Chang's latest patents include the development of high-performance iron-rare earth-boron-refractory-cobalt nanocomposites. These magnetic nanocomposite materials incorporate iron, rare earth elements, boron, refractory metals, and cobalt. The compositions are designed to enhance magnetic properties, making them suitable for the production of bonded magnets. The formula for these materials is represented as (N La) Fe Co M B, where M is a refractory metal selected from a group including Ti, Zr, Hf, V, Nb, Ta, Cr, Mo, and W. The specific ratios of these elements are carefully controlled to achieve optimal magnetic characteristics.
Another significant patent involves iron-rare earth-boron-refractory metal magnetic nanocomposites. This invention emphasizes the use of neodymium and lanthanum as preferred rare earth elements. The controlled amounts of Nd, La, B, and refractory metals are crucial for producing both hard and soft magnetic phases, along with a refractory metal boride precipitated phase. These precipitates serve as grain refiners, significantly enhancing the magnetic properties of the nanocomposite materials.
Career Highlights
Wen Cheng Chang is currently associated with Santoku Corporation, where he continues to innovate in the field of magnetic materials. His expertise and research have positioned him as a key figure in the development of advanced nanocomposite technologies.
Collaborations
Chang collaborates with esteemed colleagues, including Bao-Min Ma and Qun Chen, who contribute to his research endeavors. Their combined efforts enhance the scope and impact of their work in the field of magnetic materials.
Conclusion
Wen Cheng Chang's contributions to magnetic nanocomposite materials demonstrate his innovative spirit and commitment to advancing technology. His patents reflect a deep understanding of material science and its applications in creating high-performance products.