David L Trumbo

Title: David L. Trumbo: Innovator in Thermosetting Coatings

Introduction

David L. Trumbo is a notable inventor based in Parma Heights, Ohio. He has made significant contributions to the field of thermosetting coatings, holding a total of 2 patents. His work focuses on innovative coating compositions that enhance the durability and performance of various substrates.

Latest Patents

Trumbo's latest patents include advancements in thermosetting coatings containing carbodiimides. These coatings are based on a binder that comprises carboxyl functional polyurethane and acrylic copolymer, with the option of including a carbodiimide crosslinker. The binder is synthesized without water and organic solvents, utilizing ethylenic monomers. This innovative process results in a high molecular weight polyurethane-urea that is particularly useful for protective surface coatings applied to plastic substrates. Additionally, he has developed a method for transesterification curing of ester and hydroxyl polymers, which involves a catalyst that includes epoxy resin and certain inorganic salts.

Career Highlights

David L. Trumbo has been associated with The Glidden Company, where he has applied his expertise in polymer chemistry to develop advanced coating solutions. His work has significantly impacted the coatings industry, providing new methods for enhancing the performance of coatings.

Collaborations

Throughout his career, Trumbo has collaborated with notable colleagues such as Gary P. Craun and Frank A. Wickert. These collaborations have fostered innovation and contributed to the development of new technologies in the field of coatings.

Conclusion

David L. Trumbo's contributions to thermosetting coatings demonstrate his commitment to innovation and excellence in the field. His patents reflect a deep understanding of polymer chemistry and its applications in protective coatings.