Hisao Nakamura

Title: Hisao Nakamura: Innovator in Polyethylene Extruded Foams

Introduction

Hisao Nakamura is a notable inventor based in Utsunomiya, Japan. He has made significant contributions to the field of materials science, particularly in the production of polyethylene extruded foams. His innovative approach has led to advancements that benefit various industries.

Latest Patents

Hisao Nakamura holds a patent for a process for producing polyethylene extruded foams. This process involves melting and kneading a composition of a polyethylene-based resin containing a foaming agent and extrusion-foaming it. The key feature of his invention is the use of a linear low-density polyethylene with a broad molecular weight distribution. This specific polyethylene has a density of 0.920 to 0.940 g/cm³, a melt flow rate of 0.3 to 10 g/10 min, and a relationship of Mw/Mn ≥ 4 between the weight average molecular weight and the number average molecular weight. This innovation has the potential to enhance the properties of foamed materials.

Career Highlights

Hisao Nakamura is associated with Japan Styrene Paper Corporation, where he has been able to apply his expertise in polymer science. His work has not only contributed to the company's portfolio but has also positioned him as a key figure in the development of new materials.

Collaborations

Hisao Nakamura collaborates with Shoji Iwano, a fellow innovator in the field. Together, they work on advancing technologies related to polymer materials and their applications.

Conclusion

Hisao Nakamura's contributions to the field of polyethylene extruded foams demonstrate his innovative spirit and commitment to advancing material science. His patent reflects a significant step forward in the production of foamed materials, showcasing the importance of research and development in this area.