Company Filing History:
Years Active: 2010-2012
Title: **Richard S. Cardinal: Innovator in Polymer Technologies**
Introduction
Richard S. Cardinal is a notable inventor based in Minneapolis, MN, who has made significant contributions to the field of polymer sciences. With a total of three patents to his name, Cardinal has developed innovative materials that hold promise in various applications, especially in filtration and fiber technology.
Latest Patents
Richard S. Cardinal's recent patent focuses on the invention of a polysulfone and poly(N-vinyl lactam) polymer alloy, along with fiber and filter materials derived from this alloy. The combination of these polymers results in a material with exceptional thermal characteristics and remarkable solvent resistance to both organic and aqueous substances. This new polymer alloy, when dissolved in solvents, can be spun into various fiber forms, including fine fibers, microfibers, and nanofibers. These advanced materials showcase excellent thermal and chemical resistance, making them suitable for a wide range of fiber applications. Importantly, the polymer alloys can be processed into nanofiber mats that serve as effective filtration media, merging seamlessly with conventional substrate materials for the creation of advanced filter structures.
Career Highlights
Richard S. Cardinal has spent a notable part of his career at Donaldson Company, Inc., where he has focused on the development of innovative polymer materials. His work has not only advanced the company's product offerings but also contributed to the broader field of material sciences.
Collaborations
Throughout his career, Cardinal has worked closely with talented individuals such as Ismael Ferrer and Veli Engin Kalayci. These collaborations have fostered an environment of innovation, allowing for the sharing of ideas and expertise in developing cutting-edge solutions in polymer technologies.
Conclusion
Richard S. Cardinal's contributions to the field of polymers exemplify the impact that dedicated inventors can have on advancing technology. His inventions, particularly the polysulfone and poly(N-vinyl lactam) polymer alloy, represent a significant step forward in the creation of versatile and resilient materials, setting the stage for future innovations in filtration and fiber applications.