Hee-Sun Bae

Title: Hee-Sun Bae: Innovator in Polymer Technology

Introduction

Hee-Sun Bae is a prominent inventor based in Daejeon, South Korea. She has made significant contributions to the field of polymer technology, particularly in the development of copolymers. Her innovative work has led to advancements that are beneficial in various industrial applications.

Latest Patents

Hee-Sun Bae holds a patent for a "Copolymer of ethylene and alpha-olefin, and method for preparing same." This invention describes a liquid random copolymer of ethylene and alpha-olefin, which is prepared using a specific metallocene catalyst and ionic compound. The copolymer exhibits a high viscosity index and shear stability, making it particularly useful as a synthetic lubricant. The copolymer comprises 60 to 40 mol % of ethylene units and 40 to 60 mol % of alpha-olefin units, which have 3 to 20 carbon atoms. It has a number average molecular weight (Mn) ranging from 500 to 10,000 and a molecular weight distribution (Mw/Mn) of 3 or less, as measured by Gel Permeation Chromatography (GPC). Additionally, it has a kinematic viscosity at 100°C of 30 to 5,000, a pour point of 30 to -45°C, and a bromine number of 0.1 or less.

Career Highlights

Throughout her career, Hee-Sun Bae has worked with notable companies such as Daelim Industrial Co., Ltd. and Dl Chemical Co., Ltd. Her experience in these organizations has allowed her to refine her expertise in polymer science and contribute to various projects that enhance industrial processes.

Collaborations

Hee-Sun Bae has collaborated with esteemed colleagues, including Jae Hoon Uhm and Sang-Deok Mun. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas in the field of polymer technology.

Conclusion

Hee-Sun Bae is a distinguished inventor whose work in polymer technology has led to significant advancements in synthetic lubricants. Her contributions continue to impact the industry positively, showcasing the importance of innovation in material science.