Yasumitsu Miyamoto

Title: Yasumitsu Miyamoto: Innovator in Polymer Technology

Introduction

Yasumitsu Miyamoto is a notable inventor based in Fuji, Japan, recognized for his contributions to polymer technology. He holds three patents that showcase his innovative approach to materials science, particularly in the development of flame-retardant compositions and multilayer tubes.

Latest Patents

One of his latest patents is a polybutylene terephthalate resin composition that exhibits an improved glow-wire ignition temperature for insulating parts. This composition satisfies the GWIT Standard over a thickness range of 0.75 to 3 mm, which is typically challenging to meet. The formulation includes 100 parts by weight of a polybutylene terephthalate resin, along with varying amounts of halogen-based flame retardants, flame retardant assistants, nitrogen-based compounds, and fibrous reinforcements. Another significant patent involves a multilayer tube that consists of at least three layers: an inner layer that contacts a fuel component, a barrier layer that prevents fuel permeation, and an outermost layer. The inner layer is made from a poly(butylene terephthalate) resin composition, while the barrier layer comprises a polyester resin composition.

Career Highlights

Miyamoto has worked with several prominent companies, including Wintech Polymer Ltd. and Tokai Rubber Industries, Ltd. His experience in these organizations has contributed to his expertise in polymer materials and their applications.

Collaborations

Throughout his career, Yasumitsu Miyamoto has collaborated with notable colleagues such as Koji Mizutani and Kazutaka Katayama. These partnerships have likely enhanced his innovative capabilities and broadened his impact in the field.

Conclusion

Yasumitsu Miyamoto's work in polymer technology, particularly in flame-retardant materials and multilayer tubes, highlights his significant contributions to the industry. His patents reflect a commitment to advancing material safety and performance.