Keith McLellan

Title: Keith McLellan: Innovator in Rigid Polyurethane Foam Technology

Introduction

Keith McLellan is a notable inventor based in Trenton, MI (US). He has made significant contributions to the field of polyurethane foam technology, holding a total of 3 patents. His work focuses on enhancing the properties and applications of rigid polyurethane foams.

Latest Patents

One of Keith's latest patents involves a three-component polyol blend for use in insulating rigid polyurethane. This innovation provides a polyisocyanate-based rigid closed-cell foam created by reacting an organic isocyanate with a polyol composition in the presence of a blowing agent. The polyol composition includes an aromatic amine initiated polyoxyalkylene polyether polyol, an aliphatic amine initiated polyoxyalkylene polyether polyol, and an aromatic polyester polyol, all having a hydroxyl number of 200 meq polyol/g KOH or more. The blowing agent, which can be cyclopentane, HFCs, HCFCs, or mixtures thereof, is used in an amount of 5.0 weight percent or more based on the weight of the polyol composition. This invention aims to improve the thermal insulation and dimensional stability of the resulting polyurethane foam.

Career Highlights

Keith McLellan is currently employed at BASF Corporation, where he continues to innovate in the field of polyurethane technology. His expertise and dedication have led to advancements that benefit various applications in insulation and construction.

Collaborations

Some of Keith's coworkers include Walter R. White, III and James A. Mullins. Their collaboration contributes to the innovative environment at BASF Corporation, fostering advancements in material science.

Conclusion

Keith McLellan's work in the field of rigid polyurethane foam technology showcases his commitment to innovation and improvement in material properties. His contributions are significant in enhancing the performance of insulation materials, making a lasting impact in the industry.