This inventor holds 2 USPTO granted patents and 1 EPO patent. Top assignee: Lg Chem, Ltd. Active years: 2006-2009.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 2006-2009
Title: Dae-Gon Han: Innovator in Nanopowder Technology
Introduction
Dae-Gon Han is a prominent inventor based in Daejeon, South Korea. He has made significant contributions to the field of materials science, particularly in the development of nanopowders. With a total of 2 patents, his work focuses on innovative methods for preparing advanced materials.
Latest Patents
Dae-Gon Han's latest patents include a method for preparing single crystalline cerium oxide powders. This invention relates to a technique that allows for easy control over the shape and granularity of the particles. The method involves preparing cerium hydroxide by precipitating a cerium salt in a solvent mixture of organic solvent and water, followed by hydrothermal reaction. The resulting single crystalline cerium oxide exhibits a particle size of not less than about 30 nm and an excellent degree of dispersion.
Another notable patent is for a method of preparing α-alumina nano powder. This preparation method ensures a uniform particle shape and size distribution while being capable of production at low temperatures. The α-alumina nano powder contains less than 20 ppm of alkali metals such as sodium and potassium. The process involves glycolating aluminum alkoxide in a glycol solution containing α-iron oxide or α-alumina nucleation seeds, followed by a glyco thermal reaction.
Career Highlights
Dae-Gon Han is currently employed at LG Chem, Ltd., a leading chemical company known for its innovative materials and technologies. His work at LG Chem has allowed him to further his research and development in nanopowder technology.
Collaborations
Throughout his career, Dae-Gon Han has collaborated with notable colleagues, including Tae-Hyun Kwon and Seung-Beom Cho. These collaborations have contributed to the advancement of his research and the successful development of his patented technologies.
Conclusion
Dae-Gon Han is a distinguished inventor whose work in nanopowder technology has led to significant advancements in material science. His innovative methods for preparing cerium oxide and α-alumina nanopowders demonstrate his commitment to enhancing the field.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile