Katsuji Kuribayashi

Title: Katsuji Kuribayashi: Innovator in Flexible Polyurethane Foam

Introduction

Katsuji Kuribayashi is a notable inventor based in Ibaraki, Japan. He has made significant contributions to the field of flexible polyurethane foam, holding a total of 3 patents. His work focuses on enhancing the properties of polyurethane foams, particularly in sound absorption and resilience.

Latest Patents

Kuribayashi's latest patents include innovative processes for producing flexible polyurethane foams. One of his patents describes a flexible polyurethane foam with improved sound-absorbing properties in low-frequency regions. This foam is produced by foaming a specific starting material composition in a closed mold, which includes a high molecular weight polyoxyalkylene polyol, an organic polyisocyanate compound, a blowing agent, and a catalyst. The resulting foam has a unique air flowability characteristic.

Another patent focuses on low-resilience flexible polyurethane foam, which achieves exceedingly low resilience without the use of plasticizers. This foam maintains minimal hardness changes due to temperature fluctuations. The production process involves reacting a polyol with a polyisocyanate compound in the presence of a catalyst, foam stabilizer, and blowing agent.

Career Highlights

Katsuji Kuribayashi is currently employed at Asahi Glass Company, Limited, where he continues to innovate in the field of materials science. His work has been instrumental in advancing the applications of polyurethane foams in various industries.

Collaborations

Throughout his career, Kuribayashi has collaborated with talented individuals such as Takayuki Sasaki and Yuuji Kimura. These collaborations have contributed to the development of his patented technologies and innovations.

Conclusion

Katsuji Kuribayashi's contributions to the field of flexible polyurethane foam demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of material properties and their applications, making him a significant figure in the industry.