Location History:
- Greenville, DE (US) (1996)
- Wilmington, DE (US) (1997 - 2015)
Company Filing History:
8 out of 395 
6 out of 16,338 
Years Active: 1996-2015
Title: Yanhui Sun: Innovator in Polyester Polyols and Cyclic Ethers
Introduction
Yanhui Sun is a prominent inventor based in Wilmington, DE (US), known for his significant contributions to the field of polymer chemistry. With a total of 14 patents to his name, he has made remarkable advancements in the development of value-added products derived from industrial byproducts.
Latest Patents
One of Yanhui Sun's latest patents focuses on the creation of aliphatic polyester polyols from cyclohexane oxidation byproduct streams. This invention provides polyester polyol compositions and resin blends that serve as essential components for polyurethane and polyisocyanurate polymers. These polymers can be utilized in various applications, including adhesives, binders, coatings, and foams. Another notable patent involves a method for the depolymerization of oligomeric cyclic ethers, which allows for the recovery of tetrahydrofuran monomer from copolymerized mixtures.
Career Highlights
Throughout his career, Yanhui Sun has worked with esteemed companies such as E.I. du Pont de Nemours and Company and Invista North America S.a.r.l. His work has significantly impacted the field of polymer science, particularly in the utilization of byproducts for creating innovative materials.
Collaborations
Yanhui Sun has collaborated with notable colleagues, including Jun Zhao and Richard P. Beatty, contributing to various projects that enhance the understanding and application of polymer technologies.
Conclusion
Yanhui Sun's innovative work in the field of polymer chemistry exemplifies the potential of utilizing industrial byproducts for creating valuable materials. His contributions continue to influence the development of sustainable and efficient polymer solutions.