Company Filing History:
Years Active: 1982-1984
Title: Ralph A. Bankert: Innovator in Paper Sizing Technologies
Introduction
Ralph A. Bankert is a notable inventor based in New Castle, Delaware, with a significant contribution to the field of paper sizing technologies. He holds a total of eight patents, showcasing his innovative approach to improving paper production processes. His work primarily focuses on developing methods and compositions that enhance the quality and performance of paper products.
Latest Patents
One of Ralph A. Bankert's latest patents is titled "Sizing method and sizing composition for use therein." This patent discloses a method for sizing paper using a hydrophobic cellulose reactive sizing agent, specifically a ketene dimer sizing agent. The invention also introduces a novel sizing accelerator that works in conjunction with the sizing agent. The sizing composition comprises the sizing agent and the accelerator, which is a water-soluble nitrogen-containing reaction product derived from a polyaminopolyamide, epihalohydrin, and a specific composition containing bis(hexamethylene)triamine.
Another significant patent is the "Process for producing quaternary ammonium amino polyamide containing." This patent describes a novel process for creating quaternary ammonium compounds with halohydrin functionality from tertiary amines, without using epihalohydrin as the quaternization agent. The process involves reacting an amino compound with an allyl halide to quaternize the amine and subsequently converting the allyl substituents to halohydrin moieties.
Career Highlights
Ralph A. Bankert has made substantial contributions to Hercules Corporation, where he has applied his expertise in chemical engineering and innovation. His work has led to advancements in the production of paper and related products, significantly impacting the industry.
Collaborations
Ralph has collaborated with various professionals in his field, including his coworker David H. Dumas. Their combined efforts have fostered innovation and development in paper sizing technologies.
Conclusion
Ralph A. Bankert's contributions to the field of paper sizing through his innovative patents and work at Hercules Corporation highlight his role as a significant inventor. His advancements continue to influence the paper production industry, showcasing the importance of innovation in enhancing product quality.