Company Filing History:
3 out of 824 
2 out of 6,662 
1 out of 480 
Years Active: 1991-2001
Title: Othmar Stelzer: Innovator in Catalysis and Phosphine Ligands
Introduction: Othmar Stelzer, an accomplished inventor based in Wuppertal, Germany, has made significant contributions to the field of chemistry, particularly in the development of phosphine ligands and their applications in catalysis. With a portfolio of six patents, his work continues to influence various chemical processes and innovations.
Latest Patents: One of Stelzer's most recent patents focuses on "Phosphine ligands with amino acid groups, method for their production and use thereof as catalyst components." This invention describes novel chiral phosphine ligands that incorporate amino acid groups, showcasing the formula I. Additionally, he has developed guanidinium phosphanes, detailing their production and utilization in catalytic applications. These advancements represent a significant leap in the capabilities of catalyst components in various chemical reactions.
Career Highlights: Throughout his career, Othmar Stelzer has been associated with leading chemical companies, including Celanese GmbH and Hoechst Aktiengesellschaft. His work at these renowned institutions has not only solidified his reputation in the field but has also allowed him to collaborate on groundbreaking projects that push the boundaries of chemical innovation.
Collaborations: Stelzer has had the opportunity to work alongside notable professionals, including Norbert Weferling and Klaus-Peter Langhans. These collaborations have enriched his research endeavors and facilitated advancements in the chemistry of phosphine ligands and catalysts.
Conclusion: Othmar Stelzer's innovative spirit and dedication to research have led to significant advancements in the fields of catalysis and ligand chemistry. As a prolific inventor, his contributions continue to have a lasting impact on both industrial practices and academic research in chemistry.