Location History:
- Himeji, JP (1995 - 1998)
- Hyogo, JP (1995 - 1999)
Company Filing History:
8 out of 1,165 
2 out of 16,458 
Years Active: 1995-1999
Title: The Innovations of Atsunobu Kiyose
Introduction
Atsunobu Kiyose is a notable inventor based in Hyogo, Japan. He has made significant contributions to the field of cellulose acetate, holding a total of eight patents. His work focuses on improving the physical properties of cellulose acetate, particularly in terms of film strength and flexibility.
Latest Patents
Kiyose's latest patents include innovations aimed at enhancing cellulose acetate. One of his patents describes a process to obtain cellulose acetate with improved physical properties, particularly film strength and flexibility. This cellulose acetate has an average degree of acetylation of not less than 59% and a viscosity average degree of polymerization (DP) of not less than 290. The concentrated solution viscosity is defined by a specific formula that ensures optimal performance. Another patent focuses on producing cellulose acetate with high moldability and low solution viscosity, despite a high average degree of polymerization. This is achieved by eluting low molecular weight components using a suitable washing solvent.
Career Highlights
Throughout his career, Kiyose has worked with prominent companies such as Daicel Chemical Industries, Ltd. and Fuji Photo Film Company, Limited. His experience in these organizations has allowed him to develop and refine his innovative approaches to cellulose acetate.
Collaborations
Kiyose has collaborated with notable coworkers, including Shu Shimamoto and Hiroki Taniguchi. Their combined expertise has contributed to the advancements in cellulose acetate technology.
Conclusion
Atsunobu Kiyose's contributions to cellulose acetate innovation demonstrate his commitment to enhancing material properties for various applications. His patents reflect a deep understanding of polymer science and a dedication to improving product performance.