Seong-Du Lee

Title: Seong-Du Lee: Polymer Innovation for Rubber and Tire Applications

Introduction

Seong-Du Lee is an inventor based in Daejeon, South Korea, and is associated with LG Chem, Ltd. His patent work focuses on modified conjugated diene-based polymers and their use in rubber compositions and tires. The supplied information lists 3 patents for Lee.

Latest Patents

One of Lee’s latest patents, “Modified conjugated diene-based polymer, modified rubber composition containing same, and method for preparing modified conjugated diene-based polymer,” describes a process for producing a modified polymer through continuous solution polymerization. The process forms an active polymer from vinyl aromatic and conjugated diene monomers, then couples or links its reactive end with an alkylamino alkoxy silane compound. The disclosure also covers the resulting polymer, rubber compositions containing it, and tires made with those compositions.

Another listed patent, “Modified conjugated diene polymer, modified rubber composition comprising same, and method for producing modified conjugated diene polymer,” describes forming an active polymer with an alkali-metal end using an organo-alkali metal compound. The active polymer is then coupled or linked with a compound represented by Chemical Formula 1. The patent also addresses the resulting polymer, rubber compositions, and tires.

Career Highlights

Lee’s listed inventions connect polymer synthesis with potential applications in rubber and tire manufacturing. His work describes chemical modification methods intended to produce polymers suitable for incorporation into rubber compositions.

Collaborations

The supplied information identifies Soo-yong Lee and Moon-Seok Chun as Lee’s coworkers. It does not specify their roles in the listed patent work.

Conclusion

Seong-Du Lee’s listed patent activity centers on modified conjugated diene polymers and their application in rubber compositions and tires, reflecting a focus on polymer innovation at LG Chem, Ltd.