Company Filing History:
Years Active: 1986
Title: The Innovations of Walter J Polestak
Introduction
Walter J Polestak is a notable inventor based in Summit, NJ (US). He has made significant contributions to the field of clay processing, particularly in the papermaking industry. His innovative approach to beneficiating kaolinitic clays has led to advancements in the quality of paper products.
Latest Patents
Walter J Polestak holds a patent for a process titled "High solids processing of kaolinitic clays with post-leaching oxidation." This process is designed to enhance the quality of poor-grade crude kaolinitic clay minerals. The method involves creating a high solids fluid aqueous clay suspension, which is then screened and fractionated to achieve a particle size of 92-95% finer than 2 microns. The process further includes treating the clay suspension with an alkaline leaching solution and an oxidizing agent to improve the brightness of the final paper product.
Career Highlights
Walter J Polestak is associated with Georgia Kaolin Company, Inc., where he has applied his expertise in clay processing. His work has contributed to the development of high-quality clay fillers that are essential in the papermaking industry. His innovative techniques have set a benchmark for processing kaolinitic clays.
Collaborations
Walter has collaborated with notable colleagues such as Thomas D Thompson, III and Robert W Bradshaw. These collaborations have fostered a productive environment for innovation and development in clay processing technologies.
Conclusion
Walter J Polestak's contributions to the field of kaolinitic clay processing have significantly impacted the papermaking industry. His innovative patent and collaborative efforts highlight his dedication to improving product quality through advanced processing techniques.