Ansgar Schaefer

Title: Ansgar Schaefer: Innovator in Polymer Chemistry

Introduction

Ansgar Schaefer is a notable inventor based in Karlsruhe, Germany. He has made significant contributions to the field of polymer chemistry, holding a total of 2 patents. His work focuses on innovative compositions that enhance the stability and efficiency of polymerization processes.

Latest Patents

One of Schaefer's latest patents is a composition for the immediate stopping of a free-radical polymerization. This composition includes an inhibitor selected from phenothiazines, an aprotic solvent, and an ionic liquid. It serves to stabilize free-radically polymerizable monomers against unwanted polymerization. The composition is added to a free-radically polymerizing system to halt the process effectively. Another significant patent involves crystalline complexes of 4-hydroxy benzoic acid and selected pesticides. This invention relates to agriculturally useful compositions derived from these complexes, showcasing Schaefer's versatility in applying his chemical expertise.

Career Highlights

Ansgar Schaefer is currently associated with BASF SE Corporation, a leading global chemical company. His role at BASF allows him to collaborate with other experts in the field and contribute to groundbreaking research and development in polymer chemistry.

Collaborations

Schaefer has worked alongside talented colleagues such as Ann-Kathrin Marguerre and Christian Raith. Their collaborative efforts have further advanced the research and applications of polymer chemistry.

Conclusion

Ansgar Schaefer's innovative work in polymer chemistry, particularly in the stabilization of free-radical polymerization and agricultural applications, highlights his significant contributions to the field. His patents reflect a commitment to advancing chemical processes and improving product stability.