Company Filing History:
5 out of 283 
4 out of 125 Years Active: 1979-1987
Title: Innovator Hanns-Jorg Bax: Pioneering the Fields of Polyphenylene Oxides and Thermoplastic Adhesives
Introduction
Hanns-Jorg Bax, an accomplished inventor based in Marl, Germany, has made significant contributions to the field of polymer chemistry. With an impressive portfolio of 9 patents, his work has greatly advanced the processing and application of polyphenylene oxides and block copolyester amides.
Latest Patents
Among Bax's notable inventions is a process for purifying polyphenylene oxides, which he developed through innovative methods involving the copper-amine catalyzed polycondensation of di-ortho-substituted phenols. This purification process utilizes a 'reaction-extraction' method involving water or steam at temperatures ranging from 60°C to 150°C. The invention is particularly noteworthy for its efficiency, as it employs a solution where the reaction is interrupted by water and CO2, mixed into a toluene/water mixture, further enhanced by the presence of an alkanolamine and a stabilizer.
Additionally, Bax has worked on applying block copolyester amides as thermoplastic adhesives in textiles. These materials exhibit improved properties and have melting points between 80°C and 135°C, highlighting their utility in various applications.
Career Highlights
Hanns-Jorg Bax has held positions in leading chemical companies such as Chemische Werke Huls Aktiengesellschaft, where he was instrumental in developing innovative chemical processes. His expertise in polymer science has positioned him as a key figure in the field.
Collaborations
Throughout his career, Bax has collaborated with prominent professionals, including esteemed coworkers such as Martin Bartmann and Klaus Burzin. These partnerships have fostered an environment of creativity and innovation, contributing to the success of his projects.
Conclusion
Hanns-Jorg Bax exemplifies the spirit of innovation within the field of chemistry. His contributions, particularly in the purification of polyphenylene oxides and the development of thermoplastic adhesives, showcase his ingenuity as an inventor. With a total of 9 patents to his name, Bax continues to influence the industry through his pioneering work.