Company Filing History:
Years Active: 2003
Title: Norbert Kohle: Innovator in Anhydrosugar Alcohol Purification
Introduction
Norbert Kohle is a notable inventor based in Florsheim, 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
Kohle 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%, which is substantially colorless. 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 is also disclosed, which involves examining the color after annealing at high temperatures or assessing ultraviolet transmittance at various wavelengths. The purified anhydrosugar alcohol can be incorporated into polymers, such as polyesters, for manufacturing various products like containers, optical disks, fibers, sheets, and films.
Career Highlights
Norbert Kohle 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 manufacturing.
Collaborations
Kohle has collaborated with notable colleagues, including Michael A. Hubbard and Michael Wohlers. These partnerships have contributed to the development and refinement of his innovative processes.
Conclusion
Norbert Kohle's contributions to the purification of anhydrosugar alcohols exemplify the impact of innovation in chemical engineering. His work not only advances scientific understanding but also enhances practical applications in various industries.