Hongliang Chen

Title: Innovations of Hongliang Chen in Polyurethane Foam Technology

Introduction

Hongliang Chen is a prominent inventor based in Shanghai, China, known for his significant contributions to the field of polyurethane foam technology. With a total of nine patents to his name, Chen has focused on developing methods that reduce harmful aldehyde emissions from polyurethane foams, thereby enhancing their safety and environmental impact.

Latest Patents

Chen's latest patents include innovative methods for reducing aldehyde emissions in polyurethane foams. These foams are produced by curing a reaction mixture that contains an aromatic polyisocyanate, at least one isocyanate-reactive material with an average functionality of at least 2, and an equivalent weight of at least 200 per isocyanate-reactive group. The mixture also includes at least one blowing agent, one surfactant, one catalyst, and either an acetoacetate ester or amide, along with an aminoalcohol or alkylhydroxylamine. The resulting foams emit low levels of formaldehyde, acetaldehyde, and propionaldehyde, making them safer for various applications.

Career Highlights

Throughout his career, Hongliang Chen has worked with notable companies such as Dow Global Technologies LLC and General Protecht Group, Inc. His expertise in polyurethane technology has made him a valuable asset in these organizations, where he has contributed to the development of safer and more efficient foam products.

Collaborations

Chen has collaborated with esteemed colleagues, including Zhengming Tang and Jian Zou, to further advance the field of polyurethane foam technology. Their combined efforts have led to significant innovations that address environmental concerns associated with traditional foam production.

Conclusion

Hongliang Chen's work in reducing aldehyde emissions in polyurethane foams represents a crucial advancement in the industry. His innovative methods not only improve the safety of these materials but also contribute to a more sustainable future.