This inventor holds 1 USPTO granted patent. Top assignee: Monsanto Company. Active years: 1990.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 1990
Title: Innovations of Richard M Zielinski in Toner Composition
Introduction
Richard M Zielinski is an accomplished inventor based in Chicopee Falls, MA (US). He has made significant contributions to the field of electrophotography through his innovative patent. His work focuses on improving toner compositions, which are essential for high-quality printing processes.
Latest Patents
Zielinski holds a patent for a toner composition comprising rosin modified styrene acrylic resin. This invention presents a toner composition that utilizes a rosin modified styrene-acrylic binder resin. The binder resin is prepared by steam stripping a mixture of solution polymerized styrene acrylic copolymer resin, rosin, and a suitable solvent such as toluene or xylene. The resulting binder resin is then formulated with conventional coloring pigments, charge controlling dyes, and carriers like iron powder or glass beads. A notable feature of this invention is that the styrene acrylic/rosin binder resin possesses an inherent positive charge of at least 2.0, which contrasts with typical prior art toner binders that are inherently negatively charged. This innovation allows for a reduced need for charge control agents, leading to lower manufacturing costs.
Career Highlights
Zielinski has had a notable career at Monsanto Company, where he has applied his expertise in developing advanced toner compositions. His work has contributed to the efficiency and effectiveness of printing technologies, making a lasting impact in the industry.
Collaborations
Zielinski has collaborated with Gary L Deets, working together to enhance the development of toner compositions and improve their performance in various applications.
Conclusion
Richard M Zielinski's innovative work in toner composition has significantly advanced the field of electrophotography. His patent demonstrates a unique approach to binder resin formulation, which not only improves performance but also reduces manufacturing costs. His contributions continue to influence the printing industry positively.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile