Yuji Kodera

Title: Innovations by Yuji Kodera: Pioneering Ethylene-Vinyl Alcohol Copolymer Film

Introduction: Yuji Kodera, an accomplished inventor based in Kurashiki, Japan, has made significant contributions to the field of polymer science. With a focus on developing advanced materials, he holds a patent that showcases his expertise in producing specialized copolymer films.

Latest Patents: Kodera's notable patent is for a "Method of producing ethylene-vinyl alcohol copolymer film." This innovative approach involves the biaxial or multiaxial stretching of a non-stretched ethylene-vinyl alcohol polymer film, which must maintain a moisture content of no more than 3.5%. The copolymer film produced through this method has an ethylene content ranging from 20 to 55 mole % and a saponification degree of not less than 96 mole %. The stretching process is conducted at temperatures between 50°C and 150°C, allowing the film to be expanded to an area 4 to 20 times its original size.

Career Highlights: Yuji Kodera is associated with Kuraray Co., Ltd., a company renowned for its innovative chemical and polymer products. His dedication to research and development has played a crucial role in advancing Kuraray’s offerings, particularly in the area of specialty polymers.

Collaborations: Throughout his career, Kodera has had the opportunity to work alongside talented colleagues such as Kyoichiro Ikari and Shunji Miyake. Together, they have contributed to the development of innovative solutions that enhance the performance and applications of polymer films.

Conclusion: Yuji Kodera's work in producing ethylene-vinyl alcohol copolymer film exemplifies the impact of innovation in material science. His contributions not only highlight his individual talent but also demonstrate the collaborative spirit at Kuraray Co., Ltd. As the demand for advanced materials continues to rise, Kodera’s patent serves as a benchmark for future innovations in the field.