Kyu-Il Cho

Title: Kyu-Il Cho: Innovator in Hydroxypropylmethyl Cellulose Phthalate Technologies

Introduction

Kyu-Il Cho is a notable inventor hailing from Daejeon, South Korea, renowned for his contributions to the field of hydroxypropylmethyl cellulose phthalate. With two patents to his name, he embodies the spirit of innovation and dedication to improving chemical processes.

Latest Patents

Kyu-Il Cho's latest patents demonstrate his expertise and commitment to creating efficient solutions in his field. The first patent, titled "Purification method of hydroxypropylmethyl cellulose phthalate," outlines a novel approach for preparing high-purity hydroxypropylmethyl cellulose phthalate. This process involves a simple crushing method that includes the addition of a fluidization solvent to enhance the fluidity of the reaction product mixture. This innovation notably prevents inter-particle coagulation and effectively removes impurities such as phthalic anhydride, free phthalic acid, and acetic acid solvent.

The second patent, "Preparation method of solvent-free water-dispersible hydroxypropyl methyl cellulose phthalate nanoparticle," focuses on an environmentally friendly approach for the preparation of nanoparticles. This method utilizes an aqueous emulsification process and includes an ion exchange process to regulate the content of remaining electrolytes, thereby enhancing the disintegration and dissolution of the nanoparticles when used as an enteric coating material.

Career Highlights

Kyu-Il Cho is associated with Samsung Fine Chemicals Co., Ltd., an organization recognized for its commitment to innovation in chemical products. His role here has allowed him to leverage his expertise in advancing technologies related to hydroxypropylmethyl cellulose phthalate.

Collaborations

Throughout his career, Kyu-Il Cho has collaborated with esteemed colleagues including Hyon-Ho Baek and Jung Hyun Kim. These partnerships have enriched his work and contributed to the successful development of his inventions.

Conclusion

Kyu-Il Cho's work in the field of hydroxypropylmethyl cellulose phthalate signifies his dedication to innovation and improvement in chemical processes. With his impactful patents and collaborations, he continues to pave the way for advancements that can benefit various applications across industries. His contributions exemplify the importance of research and invention in driving progress in science and technology.