Company Filing History:
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Years Active: 1999
Title: Yoshiaki Ishibashi: Innovator in Toner Binder Technology
Introduction
Yoshiaki Ishibashi is a notable inventor based in Kakogawa, Japan. He has made significant contributions to the field of toner technology, particularly in the development of toner binders for electrostatic photographic applications. His innovative work has led to advancements that enhance the performance of toner compositions.
Latest Patents
Yoshiaki Ishibashi holds a patent for a toner binder designed for flash fixing. This toner binder comprises a crosslinked polyester resin that utilizes specific amounts of trimellitic acid and an epi-bis type epoxy as crosslinking components. The binder is characterized by a number average molecular weight (Mn) ranging from 2,000 to 4,000, a weight average molecular weight to number average molecular weight ratio (Mw/Mn) of 10 to 25, and a residue unsoluble in tetrahydrofuran solvent of 1 wt % or less. The resulting toner composition exhibits excellent fixability and void resistance during flash fixing, while also minimizing fixing odor.
Career Highlights
Throughout his career, Yoshiaki Ishibashi has worked with prominent companies, including Fujitsu Corporation and Harima Chemicals, Incorporated. His experience in these organizations has allowed him to refine his expertise in toner technology and contribute to various innovative projects.
Collaborations
Yoshiaki has collaborated with notable colleagues such as Yoshimichi Katagiri and Hitoshi Kusaba. These partnerships have fostered a creative environment that has led to the development of advanced technologies in the field.
Conclusion
Yoshiaki Ishibashi's contributions to toner binder technology have made a lasting impact on the industry. His innovative patent and collaborative efforts highlight his dedication to advancing the field of electrostatic photography.