Eungnak Han

Title: Eungnak Han: Innovator in Polymer Technology

Introduction

Eungnak Han is a prominent inventor based in Hillsboro, OR (US). He has made significant contributions to the field of polymer technology, holding a total of 6 patents. His work focuses on innovative solutions that enhance the capabilities of block copolymer lithography.

Latest Patents

Among his latest patents, Han has developed novel polymer brushes that can be utilized in underlying buffer or imaging layers for block copolymer lithography. These polymer brushes include X-A-b-B and X-A-b-C block copolymer brushes, where X serves as an anchoring group, A is a lithographically sensitive polymer, and C is a random copolymer. His inventions provide polymer block brushes for both neutral and preferential layers, which are essential for effective lithographic processes. Additionally, he has created photopatternable imaging layers that control block copolymer microdomain orientation, involving a substrate, a crosslinked polymer film, and a patterned diblock copolymer film.

Career Highlights

Eungnak Han is associated with the Wisconsin Alumni Research Foundation, where he continues to push the boundaries of polymer research. His innovative approaches have garnered attention in the scientific community, contributing to advancements in lithographic techniques.

Collaborations

Han has collaborated with notable colleagues, including Padma Gopalan and Myungwoong Kim, enhancing the impact of his research through teamwork and shared expertise.

Conclusion

Eungnak Han's work in polymer technology exemplifies the spirit of innovation and creativity in the field. His contributions are paving the way for future advancements in block copolymer lithography and related applications.