Ji-Su Lee

Title: Ji-Su Lee and Advances in Electrochemical Device Separators.

Introduction

Ji-Su Lee is an inventor associated with Daejeon, South Korea, and LG Energy Solution, Ltd. Her disclosed work concerns separator technology for electrochemical devices, including batteries.

Latest Patents

Lee is associated with 1 patent: “Separator for Electrochemical Device and Electrochemical Device Including the Same.” The invention describes a separator coating layer that uses a copolymer binder containing repeating units derived from acrylic or methacrylic monomers, an amide-group-containing acrylic monomer, and a silane-based monomer or a monomer with a silanol group. The silane- or silanol-derived component is intended to improve adhesion to inorganic particles. The separator may consequently provide stronger adhesion to an electrode and reduced thermal shrinkage.

Career Highlights

Lee’s listed patent reflects work on materials and component design for electrochemical devices. The disclosed approach focuses on improving separator adhesion and thermal stability through the composition of its coating-layer binder.

Collaborations

The patent lists Kyung-Ryun Ka and Young-Mo Lee among Lee’s coworkers. The work is associated with LG Energy Solution, Ltd.

Conclusion

Ji-Su Lee’s disclosed invention addresses separator performance in electrochemical devices by combining a tailored copolymer binder with a coating designed to improve particle adhesion, electrode adhesion, and resistance to thermal shrinkage.