John Tyrell

Title: The Innovations of John Tyrell

Introduction

John Tyrell is a notable inventor based in Williamsville, NY (US). He has made significant contributions to the field of polymer chemistry, holding a total of 5 patents. His work has advanced the understanding and application of polymerization processes, particularly in the use of innovative catalysts.

Latest Patents

One of John Tyrell's latest patents is titled "Method of polymerizing vinyl chloride monomer using an organocobalt (III) catalyst." This patent discloses a method for polymerizing vinyl chloride monomer using a catalyst characterized by a general formula that includes a polymerization-stable anionic ancillary ligand containing alkylimido. The catalyst systems described in this patent comprise a co-catalyst and a Group 3-10 transition metal catalyst. The inclusion of alkyl- or arylimido ligands, along with a polymerization-stable, anionic ligand selected from boraaryl, pyrrolyl, and azaborolinyl, results in highly productive catalyst systems. These systems not only facilitate good comonomer incorporation but also yield polymers with narrow molecular weight distributions.

Career Highlights

Throughout his career, John Tyrell has worked with prominent companies in the chemical industry. He has been associated with Occidental Chemical Corporation and Equistar Chemicals, LP, where he has applied his expertise in polymer chemistry to develop innovative solutions.

Collaborations

John Tyrell has collaborated with notable professionals in his field, including Sandor M Nagy and Bradley P Etherton. These collaborations have contributed to the advancement of his research and the successful development of his patented technologies.

Conclusion

John Tyrell's contributions to polymer chemistry through his innovative patents and collaborations highlight his significant role in the field. His work continues to influence the industry and pave the way for future advancements in polymerization techniques.