This inventor holds 2 USPTO granted patents. Top assignees: Zaklady Chemiczne 'Blachownia', Instytut Ciezkiej Syntezy Organicznej 'Blachownia', Instytut Ciezniej Syntezy Organicznej Blachownia. Active years: 1995-1996.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
2 out of 4 
1 out of 5 
1 out of 1 Years Active: 1995-1996
Title: Jan Niedziela: Innovator in Ion-Exchanger Catalysts
Introduction
Jan Niedziela is a notable inventor based in Kobylice, Poland. He has made significant contributions to the field of chemical engineering, particularly in the development of methods for treating ion-exchanger catalysts. With a total of 2 patents to his name, Niedziela's work has had a considerable impact on the synthesis processes in the chemical industry.
Latest Patents
Niedziela's latest patents include a method to treat an ion-exchanger catalyst for the process of bisphenol-A. This innovative method involves controlling the water content of the resultant cation-exchanger bed. In this process, an acid ion-exchanger resin, in the form of a sulphonated styrene-divinylbenzene copolymer, is washed with phenol. The resulting washing is then contacted with a basic ion-exchanger resin. Water is removed from the washing by distillation, and the dewatered phenol is recycled to wash the cation-exchanger bed. The catalyst bed is subsequently washed with a mixture of phenol, acetone, and water, which is also contacted with the basic ion-exchange resin and recycled to achieve the desired moisture content.
Another significant patent by Niedziela is a method to treat an ion-exchanger catalyst for the synthesis of alkylated phenols. This method involves using an acid ion-exchanger resin for the synthesis process of alkylated phenols, which have substitutes containing 6-12 carbon atoms in a chain. The treatment includes phenol alkylation with olefins in the presence of acid catalysts such as acid ion-exchange resins.
Career Highlights
Throughout his career, Jan Niedziela has worked with several prominent companies, including Zakłady Chemiczne Blachownia and Instytut Cieżkiej Syntezy Organicznej Blachownia. His experience in these organizations has allowed him to refine his expertise in chemical processes and catalyst development.
Collaborations
Niedziela has collaborated with notable colleagues such as Maciej Kiedik and Andrzej Krueger. These partnerships have contributed to the advancement of his research and the successful implementation of his innovative methods.
Conclusion
Jan Niedziela is a distinguished inventor whose work in ion-exchanger catalysts
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile