Company Filing History:
Years Active: 2022-2025
Title: Innovations of Yeyoung Ha in Lithium-Sulfur Battery Technology
Introduction
Yeyoung Ha is a prominent inventor based in Daejeon, South Korea. He has made significant contributions to the field of battery technology, particularly in lithium-sulfur batteries. With a total of five patents to his name, Ha's work focuses on enhancing the performance and longevity of these batteries.
Latest Patents
Among his latest patents is an innovative electrolyte for lithium-sulfur batteries. This electrolyte solution includes a lithium salt, an organic solvent, and an additive. The additive comprises a heterocyclic compound containing at least one double bond, with the heterocycle featuring an oxygen or sulfur atom. Another notable patent involves a lithium electrode and a lithium secondary battery. This invention aims to increase battery lifespan by utilizing a protective layer made of a copolymer with an acetal functional group. This layer forms a stable solid-electrolyte interphase (SEI) through a chemical reaction with lithium metal, while also incorporating a fluorine-based functional group to inhibit lithium dendrite formation and side reactions.
Career Highlights
Yeyoung Ha is currently employed at LG Energy Solution, Ltd., where he continues to develop cutting-edge battery technologies. His work has positioned him as a key figure in the advancement of energy storage solutions.
Collaborations
Ha collaborates with notable colleagues, including Kihyun Kim and Jaegil Lee, contributing to a dynamic research environment focused on innovative battery solutions.
Conclusion
Yeyoung Ha's contributions to lithium-sulfur battery technology exemplify the potential for innovation in energy storage. His patents reflect a commitment to improving battery performance and sustainability.