Company Filing History:
Years Active: 1995-1998
Title: Mitsuru Kuwahara: Innovator in Polyamide Film Technology
Introduction
Mitsuru Kuwahara is a notable inventor based in Ohtsu, Japan. He has made significant contributions to the field of materials science, particularly in the development of layered polyamide films. With a total of 2 patents to his name, Kuwahara's work showcases innovative approaches to enhancing the properties of polyamide materials.
Latest Patents
Kuwahara's latest patents include a layered polyamide film and a method for producing the same. This invention features a polyamide substrate with an adhesiveness-improving layer that consists of a graft copolymer of a polyester and an acrylic polymer. Additionally, another version of the layered polyamide film incorporates a printing ink layer, an adhesive layer, and a sealant layer, all sequentially laminated on the adhesiveness-improving layer. The method for producing this film involves applying an aqueous dispersion of the graft copolymer to the polyamide substrate, followed by optional lamination of the additional layers.
Another significant patent is for a water-dispersible polyester composition intended for use in image recording mediums. This composition includes a polyester with specific properties, such as a glass transition temperature of not less than 40°C and a specific gravity of not less than 1.25. The composition is designed to enhance the durability of recorded images, providing excellent heat resistance, resistance to plasticizers, and solvent resistance.
Career Highlights
Kuwahara is currently associated with Toyo Boseki Kabushiki Kaisha, where he continues to innovate in the field of materials science. His work has not only advanced the understanding of polyamide films but has also contributed to practical applications in various industries.
Collaborations
Throughout his career, Kuwahara has collaborated with notable colleagues, including Haruo Asai and Nobukazu Kotera. These collaborations have further enriched his research and development efforts.
Conclusion
Mitsuru Kuwahara's contributions to the field of polyamide film technology exemplify the spirit of innovation. His patents reflect a commitment to enhancing material properties for practical applications. His work continues to influence advancements in materials science and related industries.