Company Filing History:
3 out of 416 
3 out of 645 
2 out of 343 
Years Active: 2022-2023
Title: Yasumitsu Uraki: Innovator in Cellulose Acetate Technology
Introduction
Yasumitsu Uraki is a notable inventor based in Sapporo, Japan. He has made significant contributions to the field of cellulose acetate technology, holding a total of 3 patents. His work focuses on enhancing the properties of cellulose acetate films, which are widely used in various applications.
Latest Patents
Uraki's latest patents include a cellulose acetate film and a method for producing cellulose acetate film. The objective of this patent is to provide a cellulose acetate film that exhibits excellent bending properties and high transparency. This innovative film contains cellulose acetate with a cellulose triacetate I crystal structure, achieving a light transmittance of 70% or higher at 660 nm. Another significant patent involves cellulose acetate, cellulose acetate fiber, and a method for producing cellulose acetate composition. This invention aims to create cellulose acetate that demonstrates excellent compatibility with resins, reinforcing them while maintaining high thermal stability. An embodiment of this invention specifies that the cellulose acetate has a cellulose triacetate I crystal structure, with a weight loss temperature of 200°C or higher when heated under specific conditions.
Career Highlights
Throughout his career, Yasumitsu Uraki has worked with esteemed organizations such as Hokkaido University and Daicel Corporation. His experience in these institutions has allowed him to develop and refine his innovative ideas in cellulose acetate technology.
Collaborations
Uraki has collaborated with notable colleagues, including Haruo Konno and Shu Shimamoto. Their combined expertise has contributed to advancements in the field of cellulose acetate.
Conclusion
Yasumitsu Uraki's contributions to cellulose acetate technology highlight his innovative spirit and dedication to improving material properties. His patents reflect a commitment to advancing the industry and enhancing the functionality of cellulose-based products.