Location History:
- Daejeon Metropolitan, KR (2010 - 2011)
- Daejeon, KR (2016)
- Seoul, KR (2008 - 2017)
Company Filing History:
Years Active: 2008-2017
Title: Innovations of Nan-Young Lee in Polyolefin Polymerization
Introduction
Nan-Young Lee is a prominent inventor based in Seoul, South Korea. He has made significant contributions to the field of polymer chemistry, particularly in the development of catalysts for polyolefin polymerization. With a total of 11 patents to his name, Lee's work has advanced the efficiency and effectiveness of polymer production processes.
Latest Patents
One of Lee's latest patents is focused on a non-supported heterogeneous polyolefin polymerization catalyst composition and method for preparing the same. This invention discloses a metallocene catalyst composition that is in a non-supported, heterogeneous form. The catalyst features an ansa-metallocene bound to a cocatalyst without a support, allowing for the control of microstructures in olefin polymers while maintaining high catalytic activity. This innovation enables the preparation of polyolefin polymers at high yield without altering preexisting processes.
Another notable patent by Lee is related to an olefin block copolymer and its preparation method. This olefin block copolymer exhibits excellent elasticity and heat resistance. It consists of multiple blocks or segments, each containing ethylene or propylene repeating units along with α-olefin repeating units at varying weight fractions. The copolymer has a density ranging from 0.85 to 0.92 g/cm, and its density and Thermal Mechanical Analysis (TMA) values satisfy a defined relationship.
Career Highlights
Nan-Young Lee is currently associated with LG Chem, Ltd., a leading chemical company known for its innovative solutions in materials science. His work at LG Chem has positioned him as a key player in the development of advanced polymer technologies.
Collaborations
Lee collaborates with Churl-Young Park, a talented female researcher who contributes to their joint efforts in polymer research and development. Their partnership has led to significant advancements in the field.
Conclusion
Nan-Young Lee's contributions to polyolefin polymerization through his innovative patents and collaborations highlight his role as a leading inventor in the field. His work continues to influence the development of efficient polymerization processes and materials.