Tatsuya Ohsumi

Title: Tatsuya Ohsumi: Innovator in the Field of Polymer Chemistry

Introduction

Tatsuya Ohsumi, an accomplished inventor based in Kyoto, Japan, has made significant contributions to the field of polymer chemistry. With a notable portfolio of five patents, he is recognized for his innovative work that enhances the properties of materials used in various applications. His inventions particularly focus on thermoreversible binder compositions and water-based inks, which are pivotal in the printing and coating industries.

Latest Patents

Among Tatsuya Ohsumi's latest patents is a thermoreversible thickening binder composition. This binder composition features a resin latex with an emulsifier content below 0.01 mmol/g, along with a vinyl polymer that possesses reversible hydrophilicity and hydrophobicity at specific transition temperatures. This innovative composition ensures excellent chemical stability without the migration of latex resin particles, even during heat-drying. It demonstrates remarkable thermoreversible thickening effects, making it suitable for applications in coated paper production and pressure-sensitive recording sheets, delivering enhanced gloss and color quality.

Another significant patent involves a water-based ink for ink-jet printing. This ink comprises a liquid medium containing a coloring material and a heat-reversible thickening polymer, designed to improve print quality and ease of use. The unique properties of these inventions serve to elevate product performance in the competitive market.

Career Highlights

Tatsuya Ohsumi has worked with esteemed companies such as Sanyo Chemical Industries, Ltd. and Canon, which have provided him with a platform to develop and refine his innovations. His experience in these organizations has greatly contributed to his expertise in polymer applications and product development.

Collaborations

Throughout his career, Ohsumi has collaborated with notable colleagues, including Isao Kimura and Hiroyuki Maeda. These collaborations have fostered an environment of creativity and scientific inquiry, fueling advancements in their respective fields.

Conclusion

Tatsuya Ohsumi stands out as an influential inventor whose work in polymer chemistry continues to impact various industries. His patents not only showcase his innovative spirit but also highlight the importance of collaboration in driving technological advancements. As his career progresses, Ohsumi's contributions are sure to leave a lasting legacy in the field of materials science and beyond.