Company Filing History:
Years Active: 2019-2025
Title: Ken Akamatsu: Innovator in Polyester and Polyamide Films
Introduction
Ken Akamatsu is a prominent inventor based in Kyoto, Japan. He has made significant contributions to the field of materials science, particularly in the development of advanced polyester and polyamide films. With a total of 4 patents to his name, Akamatsu continues to push the boundaries of innovation in his industry.
Latest Patents
Akamatsu's latest patents include a polyester film and a method for producing the same. This polyester film comprises a polyester (A) primarily made of polybutylene terephthalate and a polyester (B) mainly composed of polyethylene terephthalate. The mass ratio between these polyesters is maintained between 70/30 to 55/45. The film exhibits a dry heat shrinkage rate (A) of 20% or less when subjected to heat treatment at 160° C. for 30 minutes, with minimal variation across different directions. Additionally, the dry heat shrinkage rate (B) at 200° C. for 15 minutes is capped at 35% in any direction, ensuring consistent performance.
Another notable patent is for a polyamide film and its production method. This stretched film includes a polyamide resin composition that contains 1 to 10% by mass of a polyester thermoplastic elastomer. The polyamide film meets specific criteria, including elastic moduli in both machine direction (MD) and transverse direction (TD) ranging from 1.0 to 2.3 GPa, a ratio of elastic moduli (MD/TD) between 0.9 to 1.5, and a haze of 7% or less.
Career Highlights
Ken Akamatsu is currently employed at Unitika Ltd., where he applies his expertise in materials science to develop innovative products. His work has significantly impacted the industry, particularly in enhancing the properties of films used in various applications.
Collaborations
Akamatsu collaborates with talented individuals such as Takayoshi Okuzu and Akiko Hamamoto. Their combined efforts contribute to the advancement of technology in their field.
Conclusion
Ken Akamatsu is a distinguished inventor whose work in polyester and polyamide films showcases his commitment to innovation. His patents reflect a deep understanding of material properties and their applications, making him a