Location History:
- Ichihara, JA (1976 - 1978)
- Chiba, JP (1980 - 1986)
- Abiko, JP (2001)
Company Filing History:
Years Active: 1976-2001
Title: The Innovative Contributions of Nagao Ariga
Introduction
Nagao Ariga is a prominent inventor based in Chiba, Japan. He has made significant contributions to the field of biodegradable materials and thermoplastic resins. With a total of 8 patents to his name, Ariga's work reflects a commitment to innovation and sustainability.
Latest Patents
One of Ariga's latest patents is for a self-water dispersible particle made of biodegradable polyester and the process for its preparation. This invention involves creating an aqueous dispersion of self-water dispersible particles that are biodegradable and free of urethane bonds. The process includes reacting a biodegradable polyester with a polyvalent carboxylic acid, followed by a series of steps to achieve phase inversion emulsification. This innovation allows for the encapsulation of hydrophobic core materials, making it suitable for gradual release applications such as pesticides.
Another notable patent is the process for producing thermoplastic resin foam. This process focuses on foaming a melt-plasticized styrene/maleic anhydride copolymer resin using specific blowing agents. The method involves blending the copolymer resin with selected compounds, extruding, and granulating the mixture to create a pre-expanded granular product, which is then foamed. This technique enhances the properties of the resin foam, making it highly effective for various applications.
Career Highlights
Nagao Ariga is associated with Dainippon Ink and Chemicals, Incorporated, where he continues to develop innovative materials. His work has significantly impacted the industry, particularly in the realm of environmentally friendly products.
Collaborations
Ariga has collaborated with notable colleagues such as Kyotaro Shimazu and Hiroyuki Sato. Their combined expertise has contributed to the advancement of their projects and innovations.
Conclusion
Nagao Ariga's contributions to the fields of biodegradable materials and thermoplastic resins highlight his role as a leading inventor. His innovative patents reflect a dedication to sustainability and technological advancement.