Satoru Hirose

Title: Satoru Hirose: Innovator in Low Heat Cement Compositions

Introduction

Satoru Hirose is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of construction materials, particularly in the development of low heat cements. His innovative work is essential for massive concrete works, where managing heat of hydration is crucial.

Latest Patents

Hirose holds 1 patent for his invention titled "Compositions for Low Heat Cements." This patent focuses on compositions specifically designed for large-scale concrete applications. The invention exhibits a compressive strength/heat of hydration ratio of at least 7.0 at the age of 13 weeks. One of his inventions involves a powder prepared by mixing CaO, SiO₂, and Al₂O₃ materials, melting the mixture, quenching the melt, and grinding the quenched matter. The resulting powder is primarily composed of amorphous substances, with a CaO/SiO₂ molar ratio of 0.8-1.5 and an Al₂O₃ content of no more than 10 wt.%. The second invention provides a mixed powder comprising no less than 70 wt.% of the first powder and no more than 30 wt.% of an addition, such as Portland cement, with specific chemical properties.

Career Highlights

Satoru Hirose is associated with Nihon Cement Co., Ltd., where he continues to innovate in the field of cement technology. His work has been instrumental in advancing the performance and efficiency of concrete used in construction.

Collaborations

Hirose has collaborated with notable colleagues, including Kazuya Nakatsu and Takaharu Goto. Their combined expertise has contributed to the successful development of innovative cement compositions.

Conclusion

Satoru Hirose's contributions to low heat cement compositions demonstrate his commitment to improving construction materials. His innovative patents are vital for enhancing the efficiency and effectiveness of massive concrete works.