Soon Ho Jang

Title: **Innovative Contributions of Soon Ho Jang in Chemical Mechanical Polishing**

Introduction

Soon Ho Jang, a notable inventor based in Seoul, South Korea, has made significant strides in the field of chemical mechanical polishing (CMP). As an innovator, he holds three patents that showcase his expertise and dedication to advancing polishing technologies. His work plays a crucial role in enhancing material processing, which is essential in various industries.

Latest Patents

Soon Ho Jang's latest patents revolve around an innovative adjuvant designed for controlling polishing selectivity and a corresponding CMP slurry comprising the same. The disclosed adjuvant facilitates simultaneous polishing of cationically and anionically charged materials. It comprises a unique mixture of a linear polyelectrolyte with a weight average molecular weight ranging from 2,000 to 50,000 and a graft type polyelectrolyte with a weight average molecular weight of 1,000 to 20,000. This combination also includes a basic material, resulting in increased polishing selectivity compared to traditional CMP slurries using only linear polyelectrolytes. The enhanced selectivity is achieved by controlling the ratio of the linear polyelectrolyte to the graft type, thereby allowing for a tailored polishing process across a desired range.

Career Highlights

Soon Ho Jang is associated with LG Chem, one of South Korea's leading chemical companies. His role there has allowed him to apply his innovative talents to develop solutions that address complex challenges in the polishing sector. His research and development efforts highlight his commitment to improving industrial processes and enhancing the efficiency of material treatment.

Collaborations

Throughout his career, Soon Ho Jang has collaborated with other skilled professionals, including coworkers Gi Ra Yi and Jong Pil Kim. These partnerships foster an environment of innovation, allowing for the exchange of ideas that contribute to the advancement of CMP technologies.

Conclusion

In summary, Soon Ho Jang stands out as a key inventor in the field of chemical mechanical polishing, with multiple patents reflecting his innovative contributions. His work at LG Chem, along with collaborations with talented colleagues, underscores the importance of teamwork and creativity in driving technological advancements. As industries continue to evolve, inventors like Soon Ho Jang play a pivotal role in shaping the future of material processing through their groundbreaking inventions.