Don R Leonard

Title: Don R Leonard: Innovator in Polyester Resins

Introduction

Don R Leonard is a notable inventor based in Kingsport, TN (US), recognized for his contributions to the field of polyester resins. With a total of 6 patents to his name, Leonard has made significant advancements in the formulation of coating compositions and inks.

Latest Patents

One of his latest patents focuses on modified polyesters. This invention provides imide-containing and amide-containing polyester resins that are useful in the formulation of coating compositions and inks. The resins comprise the reaction product of an imide or amide, a polyester-forming polyol, and a polyester-forming multifunctional acid or derivative thereof. Additionally, it may include a fatty oil or an unsaturated fatty acid derived from a fatty oil. The imide or amide is derived from a specified alkanolamine and an imide-forming or amide-forming reactant. A preferred alkanolamine used in this invention is 2,2-dimethyl-3-amino-1-propanol.

Career Highlights

Don R Leonard has had a distinguished career, working at Eastman Kodak Company, where he has applied his expertise in polyester resins to develop innovative solutions. His work has contributed to advancements in various applications, particularly in the coatings and inks industry.

Collaborations

Throughout his career, Leonard has collaborated with notable colleagues, including Charles H Coney and Stephen N Belote. These collaborations have further enhanced the impact of his inventions in the field.

Conclusion

Don R Leonard's contributions to polyester resin technology demonstrate his innovative spirit and commitment to advancing the industry. His work continues to influence the formulation of essential materials used in coatings and inks.