Hyunji Kim

Title: Hyunji Kim and a Hydrogel-Based Chemical Sensor

Introduction

Hyunji Kim is an inventor associated with Kookmin University Industry Academy Cooperation Foundation in Incheon, South Korea. Her patent work includes a hydrogel coating composition designed for chemical sensing, with potential applications in monitoring food freshness and detecting hazardous chemicals.

Latest Patents

Kim is named on one patent: Hydrogel Coating Composition for Chemical Sensor and Chemical Sensor Fabricated Using Same. The invention describes a coating composition containing a photo-crosslinkable monomer with a cationic functional group, a pH indicator dye, a viscosity modifier, and a solvent.

The composition can be patterned onto a substrate and used to detect volatile basic nitrogen or toxic substances, including ammonia and hydrogen sulfide, that may be generated as food spoils. The sensor is designed to bind the pH indicator dye ionically, helping prevent dye detachment and supporting color reproducibility and sensor stability.

Career Highlights

Kim’s listed patent activity focuses on chemical-sensor materials and their potential use in food-freshness monitoring. Her record includes 1 patent.

Collaborations

The supplied information lists Hyunjung Lee and Mi Rim Ham as Kim’s coworkers. The patent is associated with Kookmin University Industry Academy Cooperation Foundation.

Conclusion

Hyunji Kim’s patent describes a patterned hydrogel sensor coating that aims to improve dye retention and provide stable color-based detection of food spoilage indicators and toxic chemicals.