Yu Hyun Kim

Title: Yu Hyun Kim: Innovator in Biodegradable Polymers

Introduction

Yu Hyun Kim is a notable inventor based in Seoul, South Korea. He has made significant contributions to the field of biodegradable materials, particularly through his innovative work on aliphatic-aromatic polyester copolymers. His research focuses on enhancing the properties of biodegradable plastics, making them more viable for various applications.

Latest Patents

Yu Hyun Kim holds a patent for a "High-viscosity biodegradable aliphatic-aromatic polyester copolymer having excellent hydrolysis resistance and method of preparing the same." This invention provides a biodegradable copolymer characterized by a carboxyl end group (CEG) content of 15 mg KOH/g or less, a z-average molecular weight (Mz) to a number average molecular weight (Mn) ratio of 3 to 15, and a melt index (MI) of 5 g/10 min or less, measured under specific conditions. The method of preparation involves adding a chain extender and an anti-hydrolysis agent to an aliphatic-aromatic polyester pre-copolymer over time, allowing for a significant rise in viscosity and improved hydrolysis resistance.

Career Highlights

Throughout his career, Yu Hyun Kim has worked with prominent companies such as SK Innovation Co., Ltd. and SK Geo Centric Co., Ltd. His experience in these organizations has allowed him to apply his innovative ideas in practical settings, contributing to advancements in biodegradable materials.

Collaborations

Yu Hyun Kim has collaborated with talented individuals in his field, including Do Young Kim and Hyun Sik Yang. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Yu Hyun Kim's work in developing biodegradable polymers showcases his commitment to sustainability and innovation. His contributions are paving the way for more environmentally friendly materials in various industries.