This inventor holds 1 USPTO granted patent. Top assignee: Eastman Chemical Company. Active years: 2000.
Company Filing History:
Years Active: 2000
Title: Peggy Spears Birch: Innovator in Liquid Crystalline Polyesters
Introduction
Peggy Spears Birch is a notable inventor based in Kingsport, TN (US). She has made significant contributions to the field of materials science, particularly in the development of liquid crystalline polyesters. Her innovative work has led to the granting of a patent that showcases her expertise and creativity.
Latest Patents
Peggy Spears Birch holds a patent for "Liquid crystalline polyesters and molding compositions prepared therefrom." This patent discloses a select class of liquid crystalline polyesters and molding compositions that comprise the polyesters and glass fiber. The liquid crystalline polyesters consist essentially of diacid residues, including cyclohexanedicarboxylic acid residues and other selected diacid residues. The diol residues are primarily hydroquinone residues and 4,4'-biphenol residues. The unique composition of these polyesters allows for melting points determined by differential scanning calorimetry equal to or less than 375°C.
Career Highlights
Peggy has had a distinguished career at Eastman Chemical Company, where she has been able to apply her knowledge and skills in polymer science. Her work has not only advanced the understanding of liquid crystalline materials but has also contributed to the development of new applications in various industries.
Collaborations
Throughout her career, Peggy has collaborated with esteemed colleagues, including Timothy Edward Long and James Rodney Bradley. These collaborations have fostered innovation and have led to advancements in the field of polymer chemistry.
Conclusion
Peggy Spears Birch is a pioneering inventor whose work in liquid crystalline polyesters has made a lasting impact on materials science. Her contributions continue to influence the industry and inspire future innovations.