Harunobu Kuroiwa

Title: Harunobu Kuroiwa: Innovator in Optical Polyester Film Technology

Introduction

Harunobu Kuroiwa is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of optical materials, particularly through his innovative work on polyester films. His inventions focus on enhancing the performance of optical applications, making them more efficient and reliable.

Latest Patents

Kuroiwa holds a patent for a "Readily bondable polyester film for optical use and laminated polyester film for optical use." This invention addresses the challenges of rainbow reflections under fluorescent lamps. It features excellent adhesion to hard coating layers and maintains its performance under high temperatures and humidity. The patent describes a biaxially-stretched polyester film with a specialized coating layer, which is created using an aqueous coating liquid that includes a resin composition. The mixing ratio of the components is carefully controlled to optimize performance.

Career Highlights

Kuroiwa is associated with Toyo Boseki Kabushiki Kaisha, a company known for its advancements in textile and material technology. His work has contributed to the company's reputation as a leader in innovative optical materials. With a focus on practical applications, Kuroiwa's inventions have the potential to impact various industries that rely on optical technologies.

Collaborations

Throughout his career, Kuroiwa has collaborated with esteemed colleagues such as Hiroshi Taki and Chikao Morishige. These partnerships have fostered a creative environment that encourages the development of groundbreaking technologies in the field of optics.

Conclusion

Harunobu Kuroiwa's contributions to polyester film technology exemplify the importance of innovation in optical applications. His patent reflects a commitment to enhancing material performance, which can lead to significant advancements in various industries. His work continues to inspire future developments in optical materials.