Hyun-Sup Lee

Title: Innovations by Hyun-Sup Lee: Pioneering Advances in Battery Technology

Introduction

Hyun-Sup Lee, an accomplished inventor based in Daejeon, South Korea, has made significant contributions to the field of battery technology. With a focus on enhancing the stability and safety of separators used in electrochemical devices, Lee holds two notable patents that showcase his innovative approach to solving industry challenges.

Latest Patents

Hyun-Sup Lee's latest inventions include:

1. **Method for Evaluating Stability of Separator**: This innovative method involves preparing a separator and determining its elongation properties using dynamic mechanical analysis (DMA). The properties are then compared against established stability standards, allowing for the classification of separators as either stability-passing or stability-failing based on their performance.

2. **Separator with Reduced Ignition Phenomenon Upon Battery Perforation and Battery Including the Same**: In this patent, Lee discloses a separator consisting of a porous polymer substrate that demonstrates a variation in phase angle at 0.1 Hz depending on the temperature. This advancement aims to improve safety in electrochemical devices, reducing the risk of ignition when a battery is perforated.

Career Highlights

Hyun-Sup Lee has built a successful career working with leading companies in the field, including LG Chem, Ltd., and LG Energy Solution, Ltd. His experience in these organizations illustrates his commitment to advancing battery technologies through innovative research and development.

Collaborations

Throughout his career, Lee has collaborated with notable colleagues such as Dae-Sung Jang and Yeon-Soo Kim. These partnerships have enhanced the development of his inventions and helped in pushing the boundaries of what is possible in battery technology.

Conclusion

Hyun-Sup Lee's contributions to the field of electrochemical devices reflect a deep commitment to innovation and safety. His patented methods and designs offer promising solutions to ongoing challenges in battery performance and reliability. As the industry continues to evolve, Lee's work remains a significant part of the conversation in the quest for improved battery technologies.