Company Filing History:
Years Active: 1988-2006
Title: Paul J DeFranco: Innovator in Polyolefin Compositions
Introduction
Paul J DeFranco is a notable inventor based in Twinsburg, OH (US). He has made significant contributions to the field of materials science, particularly in the development of polyolefin compositions. With a total of 4 patents to his name, DeFranco's work focuses on enhancing the properties of polyolefins to meet various industrial applications.
Latest Patents
DeFranco's latest patents include innovative formulations that improve the stiffness and toughness of polyolefin materials. One of his key inventions is the "Impact modified polyolefin compositions," which provides polyolefin compositions that exhibit both stiffness and toughness. This invention includes a polyolefin homopolymer resin, such as polypropylene, combined with an impact modifying fluid that features a nonionic surfactant and optionally a diluent like mineral oil. The resulting unfilled impact modified polypropylene homopolymer demonstrates impressive mechanical properties, including a Gardner impact strength of at least 100 in-lbs, a flexural modulus of at least 40 kpsi, and a tensile modulus of at least 60 kpsi.
Another significant patent is the "Impact modified thermoplastic olefin compositions." This invention offers TPO compositions that also exhibit both stiffness and toughness. The compositions consist of a polyolefin homopolymer resin, a rubbery copolymer comprising at least one alpha olefin, and a nonionic surfactant that serves as an impact modifying fluid. The preferred nonionic surfactant in this invention is an ethoxylated sorbitan fatty acid ester, such as ethoxylated sorbitan trioleate.
Career Highlights
Paul J DeFranco is currently associated with Ferro Corporation, where he continues to innovate in the field of polyolefin materials. His work has been instrumental in advancing the performance characteristics of these materials, making them suitable for a wide range of applications.
Collaborations
Throughout his career, DeFranco has collaborated with several talented individuals, including Robert J Opalko and Ann M Panek. These collaborations have contributed to the successful development of his patented technologies.
Conclusion
Paul J DeFranco is a distinguished inventor whose work in polyolefin compositions has led to significant advancements in material science. His innovative patents reflect his commitment