Jwa-young Jeong

Title: Jwa-young Jeong: Innovator in Phosphor Technology

Introduction

Jwa-young Jeong is a notable inventor based in Seoul, South Korea. He has made significant contributions to the field of phosphor technology, holding 2 patents that enhance the performance of lighting materials. His work focuses on improving luminance and color characteristics in phosphors.

Latest Patents

One of his latest patents is for a mixed blue emitting phosphor. This innovation is achieved by mixing ZnS:Ag,Al with at least one green emitting phosphor, selected from a specific group, in an amount below 20 wt %. This process greatly enhances luminance and luminance-saturation characteristics. Another patent involves a process for the preparation of pigment coated phosphor. This process includes preparing a phosphor solution by mixing an acryl emulsion with phosphor particles, and a pigment solution by mixing polyvinyl alcohol with pigment particles. The two solutions are then combined, and an acid solution is added to adjust the pH, followed by the addition of oxalic acid as a curing agent to attach the pigment particles to the phosphor particles.

Career Highlights

Jwa-young Jeong has worked with prominent companies in the technology sector, including Samsung Electronics and Samsung Display. His experience in these organizations has allowed him to develop and refine his innovative ideas in phosphor technology.

Collaborations

He has collaborated with notable coworkers, including Won-ho Yun and Jun-Bae Lee, contributing to advancements in their respective fields.

Conclusion

Jwa-young Jeong's contributions to phosphor technology through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the industry, paving the way for future innovations in lighting materials.