Company Filing History:
Years Active: 2006-2019
Title: The Innovations of Daniël Stephan Van Es
Introduction
Daniël Stephan Van Es is a notable inventor based in Bennekom, Netherlands. He has made significant contributions to the field of chemistry, particularly in the development of processes that enhance the stability and utility of various compounds. With a total of 2 patents to his name, Van Es continues to push the boundaries of innovation.
Latest Patents
One of his latest patents involves the oxidation of uronic acids to aldaric acids. This process discloses the oxidation of uronic acids, such as galacturonic acid, to the corresponding aldaric acids, like galactaric acid, under neutral or acidic conditions. The method utilizes a supported gold catalyst, achieving good selectivity and yield under unexpectedly mild conditions. A source of galacturonic acids is pectins, particularly from sugar beet pulp.
Another significant patent by Van Es pertains to the use of halogenated sulfonates as a stabilizer booster in PVC. This invention relates to a process for making stabilized PVC, utilizing at least one compound where M is selected from alkali metals, alkali earth metals, aluminum, and transition elements. R is chosen from a variety of moieties, including substituted, linear or branched alkyl, cycloalkyl, aryl, alkaryl, and aralkyl, with substituents that include one or more electron-withdrawing groups, serving as a color stability booster.
Career Highlights
Throughout his career, Daniël Stephan Van Es has worked with prominent companies such as Cooperatie Koninklijke Cosun U.A. and Akzo Nobel N.V. His experience in these organizations has allowed him to refine his skills and contribute to innovative projects that have a lasting impact on the industry.
Collaborations
Van Es has collaborated with notable colleagues, including Augustinus Emmanuel Frissen and Rajeesh Kumar Pazhavelikkakath Purushothaman. These partnerships have fostered a creative environment that encourages the exchange of ideas and advancements in their respective fields.
Conclusion
Daniël Stephan Van Es exemplifies the spirit of innovation through his patents and collaborations. His work continues to influence the chemistry landscape, showcasing the importance of research and development in creating practical solutions.