Location History:
- Ryugasaki, JP (1998 - 2006)
- Ibaraki, JP (2010)
Company Filing History:
6 out of 1,112 
1 out of 630 Years Active: 1998-2010
Title: Nagayuki Takao: Innovator in Energy Ray-Curable Ink Technology
Introduction
Nagayuki Takao is a prominent inventor based in Ryugasaki, Japan. He has made significant contributions to the field of ink technology, particularly in the development of energy ray-curable ink compositions. With a total of 7 patents to his name, Takao's work has had a substantial impact on the printing industry.
Latest Patents
One of Takao's latest patents is an energy ray-curable ink composition. This innovative ink comprises a colorant, a monomer, and a photopolymerization initiator. The monomer contains an acrylamide derivative in an amount of 10 to 90% by weight based on the whole weight of the ink composition. The ink composition exhibits a viscosity of 3 to 35 mPa·s at 25°C. It is designed to have low viscosity without the need for a diluent solvent, ensuring good storage stability and pigment dispersibility. Additionally, it provides excellent continuous ejection stability to a printing medium and achieves high-quality printing on non-absorbable surfaces.
Another notable patent involves a dispersion composition and ink-jet printer ink. This dispersion composition includes a colorant and an acrylic polymer with a furan structure. The ink for an ink jet printer, which incorporates this dispersion composition, demonstrates satisfactory stability of the colorant, regardless of its type. It also boasts good storage stability and printing stability, making it a valuable addition to the ink technology landscape.
Career Highlights
Throughout his career, Nagayuki Takao has worked with reputable companies such as Hitachi Maxell, Limited and Dainippon Ink and Chemicals, Incorporated. His experience in these organizations has allowed him to refine his expertise in ink technology and contribute to various innovative projects.
Collaborations
One of Takao's notable collaborators is Miyuki Nishimura. Their partnership has likely fostered the development of new ideas and advancements in the field of ink technology.
Conclusion
Nagayuki Takao's contributions to energy ray-curable ink technology and his impressive portfolio of patents highlight his role as a leading inventor in the industry. His work continues to influence the future of printing technology, ensuring high-quality results and innovative solutions.