Company Filing History:
Years Active: 2024-2025
Title: **Innovative Contributions of Shogo Sumitani**
Introduction
Shogo Sumitani, an accomplished inventor based in Tokyo, Japan, has made significant strides in the field of polymer science. With two patents to his name, he has developed advanced materials that enhance the performance and durability of rubber compositions, particularly in tire applications.
Latest Patents
Sumitani's latest patents focus on the development of conjugated diene-based polymers. The first patent details a production method for a conjugated diene-based polymer that possesses a branch number (Bn) of 8 or more, demonstrating excellent thermal stability with a change (ΔT) in the oxidation onset temperature of 11.9°C or less. This polymer also incorporates an aromatic vinyl compound monomer unit, which is crucial for its enhanced properties.
The second patent describes a conjugated diene-based polymer composition that exhibits superior rolling resistance, grip on wet surfaces, and abrasion resistance, making it ideal for tires. This composition includes two types of conjugated diene-based polymers, A and B, each selected for their specific glass transition temperatures and molecular weight parameters.
Career Highlights
Shogo Sumitani is associated with Asahi Kasei Corporation, a leading company in chemical and material innovations. His work has been pivotal in advancing technologies related to rubber materials, impacting industries that rely on high-performance tires and other applications.
Collaborations
Throughout his career, Sumitani has collaborated with talented coworkers, including Shinichi Sekikawa and Kenta Hisamura. Together, they contribute to a dynamic research environment that fosters innovation and the development of cutting-edge materials.
Conclusion
Shogo Sumitani's contributions to polymer science and tire technology demonstrate a commitment to innovation and excellence. His patents not only showcase his expertise but also reflect the ongoing advancements in materials that enhance performance and safety, benefitting various industries worldwide.