Hisao Matsumiya

Title: Hisao Matsumiya: Innovator in Urethane-Based Compositions

Introduction

Hisao Matsumiya is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of urethane-based compositions, holding a total of 2 patents. His work is characterized by innovative formulations that enhance the performance and application of urethane materials.

Latest Patents

Matsumiya's latest patents include a two-part curable urethane-based composition. This composition comprises a main agent (A) and a curing agent (B). The main agent (A) contains a urethane prepolymer, an isocyanurate modified product of a polyisocyanate compound, and a silane coupling agent in a specified ratio. The curing agent (B) includes a polyol with a hydroxyl value of 50 to 500 mgKOH/g and an amine catalyst in a specified amount. The mixing mass ratio of the main agent (A) to the curing agent (B) is between 3:1 to 10:1, with an equivalent ratio of NCO group to OH group ranging from 1.0 to 5.0. His second patent also focuses on a two-part curable urethane composition, which similarly consists of a main agent (A) and a curing agent (B) with specific components and ratios.

Career Highlights

Hisao Matsumiya is currently employed at Showa Denko Materials Co., Ltd. His work at this company has allowed him to develop innovative solutions in the field of materials science. His expertise in urethane compositions has positioned him as a key figure in the industry.

Collaborations

Matsumiya has collaborated with notable coworkers, including Yuya Hiramoto and Kazuhiko Mori. These collaborations have contributed to the advancement of their projects and innovations in urethane technology.

Conclusion

Hisao Matsumiya is a distinguished inventor whose work in urethane-based compositions has led to significant advancements in the field. His patents reflect a commitment to innovation and excellence in materials science.