Company Filing History:
Years Active: 2007-2011
Title: Innovations of Woo-Cheul Jung in Toner Manufacturing
Introduction
Woo-Cheul Jung is a notable inventor based in Ulsan, South Korea. He has made significant contributions to the field of toner manufacturing, holding 2 patents that focus on improving the charging characteristics and structural integrity of toners.
Latest Patents
His latest patents include a method for manufacturing a toner with good charging characteristics. This invention involves a toner composed of a core region and a thin shell where a charge control agent is densely distributed. This design aims to enhance the charging characteristics of the toner. The manufacturing method includes producing a toner core using a suspension polymerization method, preparing a suspension of toner particles with a core-shell structure, and recovering the toner particles as a post-processing operation. Another significant patent relates to a toner with a double- or triple-layered structure. This invention effectively positions pigments and charge control agents to achieve high-resolution toners. It simplifies the manufacturing process regardless of the type and amount of wax used, while also ensuring long-term preservation and minimizing moisture effects.
Career Highlights
Woo-Cheul Jung is currently employed at LG Chem, Ltd., a leading company in the chemical industry. His work focuses on developing innovative toner solutions that meet the evolving demands of the market.
Collaborations
He has collaborated with notable coworkers, including Woong-ki Lee and Tae-Hee Yoon, contributing to advancements in toner technology.
Conclusion
Woo-Cheul Jung's innovative work in toner manufacturing showcases his expertise and commitment to enhancing product performance. His patents reflect a deep understanding of material science and engineering, making significant strides in the industry.