Location History:
- Kanagawa, JP (1993)
- Yokohama, JP (1992 - 1995)
Company Filing History:
Years Active: 1992-1995
Title: Innovations of Toshio Nozawa in Polyurethane Technology
Introduction
Toshio Nozawa is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of polyurethane technology, particularly in the development of novel polyols and rigid polyurethane foams. With a total of 3 patents to his name, Nozawa's work has implications for various industries, including insulation and structural materials.
Latest Patents
Nozawa's latest patents focus on innovative formulations of polyols and polyurethane resins. One of his notable inventions is a polyol derived from a specific combination of polyhydric alcohols, polyoxyalkylene polyols, and aliphatic amines. This polyol is combined with organic polycarboxylic acids and alkylene oxides to create a polyurethane resin. The resulting rigid polyurethane foam, produced using environmentally friendly foaming agents, demonstrates excellent operational efficiency and low public hazards. This foam is particularly useful for insulation materials, providing performance comparable to traditional foams made with chlorofluorocarbons.
Another significant patent involves a polyol that includes an epoxy resin-based component. This formulation can be combined with phenol resin-based and aromatic amine-based polyols. The resulting polyurethane resin and foam exhibit resistance to dissolution in hydrochlorofluorocarbons and hydrofluorocarbons, making them suitable for thermal insulation applications in refrigerators, freezers, and vehicles.
Career Highlights
Toshio Nozawa is associated with Mitsui Toatsu Chemicals, Incorporated, where he has been instrumental in advancing polyurethane technology. His innovative approaches have led to the development of materials that not only meet industry standards but also prioritize environmental safety.
Collaborations
Throughout his career, Nozawa has collaborated with notable colleagues, including Satoshi Ozaki and Tsukuru Izukawa. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.
Conclusion
Toshio Nozawa's contributions to polyurethane technology highlight his role as a leading inventor in the field. His innovative patents and commitment to environmental safety continue to influence the industry positively.