Company Filing History:
Years Active: 1980-2000
Title: Joseph P. Schirmer: Innovator in Polyester Technology
Introduction
Joseph P. Schirmer, an accomplished inventor based in Akron, OH, has made significant contributions to the field of polyester technology. With a total of three patents to his name, Schirmer's work focuses on enhancing the efficiency and properties of polyester resins, particularly in manufacturing processes.
Latest Patents
Among Schirmer's notable innovations is a patent for "Fast heatup polyesters using graphite as an additive." This invention incorporates graphite into polyester resin to decrease its infrared heat-up time during the reheat-blow process. The specific amount of graphite ranges from 0.1 to 15 ppm, with particle sizes between 0.1 to 20 microns. This development is particularly advantageous for creating bottle preforms for beverage containers.
Another significant patent is related to the "Process for crystallizing blends of polyethylene terephthalate and polyethylene isophthalate." This method enhances the crystallization efficiency of these blends when coated with alkylene carbonates, such as ethylene carbonate or propylene carbonate. As a result, the pellets crystallize more rapidly and at lower temperatures, which helps minimize pellet adhesion during the crystallization stage preceding solid-state polymerization.
Career Highlights
Schirmer has garnered valuable experience throughout his career, notably working at Shell Oil Company and The Goodyear Tire & Rubber Company. His role in these esteemed organizations has shaped his expertise in polymer science and innovation.
Collaborations
Throughout his career, Schirmer has collaborated with notable individuals, including William C. Tung and Roy M. Broughton, Jr. These collaborations have contributed to advancements in polyester technology and enriched the innovation landscape within their respective fields.
Conclusion
Joseph P. Schirmer stands out as a pivotal figure in the advancement of polyester materials. His innovative patents showcase a commitment to pushing the boundaries of polyester technology, yielding substantial benefits for manufacturing processes in various industries. As the demand for efficient and effective materials continues to grow, Schirmer's contributions will likely remain influential in the world of polymer engineering.