Anna A Michels

Title: Anna A Michels: Innovator in Ethylene Conjugated Diene Copolymers

Introduction

Anna A Michels is a prominent inventor based in Houston, TX (US). She has made significant contributions to the field of polymer chemistry, particularly in the production of ethylene conjugated diene copolymers. Her innovative work has led to the development of a unique process that utilizes advanced catalyst compounds.

Latest Patents

Anna A Michels holds a patent for a process to produce ethylene conjugated diene copolymers. This invention involves using an aminopyridinate scandium or yttrium metal catalyst compound, typically scandium, to create copolymers with specific characteristics. The copolymers produced have a composition of 75 to 90 mol % ethylene and 10 to 25 mol % isoprene, with a glass transition temperature (Tg) of 0°C or less. Additionally, the copolymers feature a 1,4 isomer content of 60 wt % or less, while 3,4 and 1,2 isomers are present at 40% or more. The molecular weight (Mn) of these copolymers is 250,000 g/mol or less, and they may optionally have a melting temperature (Tm) of 100°C or less.

Career Highlights

Anna A Michels is associated with ExxonMobil Chemical Patents Inc., where she has been instrumental in advancing polymer technology. Her expertise in the field has positioned her as a key figure in the development of innovative materials that have various industrial applications.

Collaborations

Anna has collaborated with notable colleagues, including John F Walzer, Jr and John Robert Hagadorn. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Anna A Michels is a trailblazer in the field of polymer chemistry, with her patent for ethylene conjugated diene copolymers showcasing her innovative spirit. Her contributions continue to impact the industry positively, and her work exemplifies the importance of research and development in creating advanced materials.