Company Filing History:
Years Active: 2003
Title: Jochen Rieth: Innovator in Anhydrosugar Alcohol Purification
Introduction
Jochen Rieth is a notable inventor based in Selters, Germany. He has made significant contributions to the field of chemical engineering, particularly in the purification of anhydrosugar alcohols. His innovative approach has led to advancements that benefit various industries.
Latest Patents
Jochen Rieth holds a patent for a process and products of purification of anhydrosugar alcohols. This process results in a purified anhydrosugar alcohol with a purity of at least 99.8% and a substantially colorless appearance. The purification methods include distillation, recrystallization from methanol, ethanol, or ethylene glycol, and melt recrystallization. A unique test for determining the purity of the anhydrosugar alcohol involves examining its color after annealing at a temperature of at least 260°C for a minimum of four hours. Additionally, the purity can be assessed by evaluating the ultraviolet (UV) transmittance at various wavelengths. The purified anhydrosugar alcohol can be incorporated into polymers, such as polyesters, which are used to manufacture containers, optical disks, fibers, sheets, and films.
Career Highlights
Jochen Rieth is associated with E.I. DuPont de Nemours and Company, where he has applied his expertise in chemical processes. His work has been instrumental in enhancing the quality and applications of anhydrosugar alcohols in various manufacturing sectors.
Collaborations
Throughout his career, Jochen has collaborated with esteemed colleagues, including Michael A. Hubbard and Michael Wohlers. These partnerships have fostered innovation and contributed to the successful development of his patented processes.
Conclusion
Jochen Rieth's contributions to the purification of anhydrosugar alcohols exemplify the impact of innovative thinking in chemical engineering. His work not only advances scientific knowledge but also enhances practical applications in manufacturing.