Company Filing History:
Years Active: 1993
Title: The Innovative Contributions of Harry J. Spineli
Introduction: Harry J. Spineli, an inventor based in Wilmington, DE, has made significant strides in the field of ink technologies. With a focus on improving the stability and efficiency of ink jet inks, Spineli has been recognized for his inventive contributions that blend chemistry and practical application.
Latest Patents: Spineli holds a patent for "Amine-containing block polymers for pigmented ink jet inks." This patent describes an innovative aqueous ink jet ink composition that includes an aqueous carrier medium, a pigment with a pH value below 7.0, and an AB block polymer. The A block of the polymer comprises a hydrophobic polymer with at least one basic amine functional group, while the B block consists of a hydrophilic polymer, either nonionic or containing acidic functional groups. This groundbreaking formulation enhances dispersion stability, a critical factor in ink performance.
Career Highlights: Harry J. Spineli currently works at E.I. DuPont de Nemours and Company, a renowned entity in the field of science and technology. His role at this leading organization allows him to contribute to advanced research and development in innovative materials and chemical processes. Spineli's career reflects a commitment to pushing the boundaries of ink technology and addressing the challenges faced in various printing applications.
Collaborations: Throughout his career, Spineli has collaborated with notable coworkers, including Sheau-Hwa Ma and Walter R. Hertler. These partnerships have fostered a collaborative environment that promotes innovative thinking and problem-solving, ultimately leading to the development of cutting-edge products and technologies aimed at enhancing the capabilities of ink systems.
Conclusion: Harry J. Spineli's contributions to the field of ink technology are significant, particularly through his patent for amine-containing block polymers. His work at E.I. DuPont de Nemours and Company exemplifies the impact of collaboration and innovation in the pursuit of improving product performance. Spineli’s achievements inspire future advancements in the realm of aqueous ink technologies, paving the way for better printing solutions.