Akira Chiba

Title: Akira Chiba: Innovator in Polyester Fiber Technology

Introduction

Akira Chiba is a notable inventor based in Kobe, Japan, recognized for his contributions to the field of polyester fiber technology. With a total of three patents to his name, Chiba has made significant advancements in the production and properties of polyester fibers.

Latest Patents

Chiba's latest patents include innovations in polyester fibers that exhibit high strength and high modulus. One of his patents details a process for creating polyester fibers from ethylene terephthalate polyester, which possess an intrinsic viscosity of not less than 1.0 and an initial tensile modulus of not less than 130 g/d. This intrinsic viscosity is determined in a mixed solvent of p-chlorophenol and tetrachloroethane at 30 degrees Celsius. Another patent focuses on a novel ultra-high-molecular-weight polyester, which is prepared from aromatic dicarboxylic acid or its alkyl ester and alkylene glycol. This polyester has an intrinsic viscosity of not less than 1.5 and an insoluble polymer content of not more than 10% by weight.

Career Highlights

Chiba is currently employed at Toyo Boseki Kabushiki Kaisha, where he continues to innovate in the field of polyester fibers. His work has contributed to advancements in materials that are essential for various applications in textiles and other industries.

Collaborations

Chiba has collaborated with notable coworkers, including Susumu Tate and Hiroshi Hashimoto, who have also contributed to the advancements in polyester technology.

Conclusion

Akira Chiba's work in polyester fiber technology showcases his innovative spirit and dedication to advancing material science. His patents reflect a commitment to enhancing the properties of polyester fibers, which are crucial for numerous applications.