Darnell DeGraff

Title: **Darnell DeGraff: Innovator in Ultraviolet Resistant Polymers**

Introduction

Darnell DeGraff is a notable inventor based in Bensalem, Pennsylvania. He has made significant contributions to the field of polymer science, particularly with his innovative advancements in ultraviolet-resistant materials.

Latest Patents

Darnell holds one patent for his invention titled "Ultraviolet Resistant Glutarimide." This groundbreaking work involves polymers of (N-lower alkyl)dimethylglutarimide or (N-hydrogen)dimethylglutarimide, which have been designed to withstand surface crazing, molecular weight degradation, and yellowing when exposed to ultraviolet light. The inclusion of a hindered amine stabilizer plays a critical role in enhancing the durability of these polymers.

Career Highlights

Currently, Darnell is employed at Rohm and Haas Company, where he continues to push the boundaries of polymer innovation. His work has not only contributed to his field but also to the wider community of materials science, showcasing the importance of resilience in advanced materials.

Collaborations

Throughout his career, Darnell has collaborated with esteemed colleagues, including Leslie Alan Cohen and Harry C. Fromuth. These partnerships have been instrumental in developing new ideas and refining existing technologies, fostering an environment of innovation within the company.

Conclusion

Darnell DeGraff stands out as a dedicated inventor whose contributions to ultraviolet-resistant polymers have implications for various industries. His work reflects a commitment to quality and innovation that is crucial in today’s evolving technological landscape.