Shun Hayakawa

Title: Shun Hayakawa: Innovator in Optical Materials

Introduction

Shun Hayakawa is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of optical materials, holding a total of four patents. His work focuses on the development of advanced compositions that utilize organopalladium compounds for various applications.

Latest Patents

Hayakawa's latest patents include innovative formulations such as "UV active derivatives of pd(AcAc)L catalyzed polycycloolefin compositions as optical materials." This invention encompasses compositions that comprise an organopalladium compound, a photoacid generator, a photosensitizer, and olefinic monomers. These compositions undergo vinyl addition polymerization when exposed to suitable actinic radiation, resulting in a substantially transparent film. The tailored films exhibit a range of optical and mechanical properties, making them useful in applications such as coatings, encapsulants, fillers, and leveling agents.

Another significant patent is "Stabilized UV active organopalladium compounds as vinyl addition catalysts." This invention describes compositions that include a long shelf-stabilized organopalladium compound, a photoacid generator, a photosensitizer, and olefinic monomers. These compositions are stable at room temperature for extended periods and can be stored at higher temperatures. They undergo mass polymerization only when subjected to suitable actinic radiation, allowing for the creation of transparent films or three-dimensional objects.

Career Highlights

Throughout his career, Shun Hayakawa has worked with prominent companies such as Promerus, LLC and Sumitomo Bakelite Company Limited. His experience in these organizations has contributed to his expertise in the development of optical materials and polymerization processes.

Collaborations

Hayakawa has collaborated with notable coworkers, including Guodong Deng and Larry Funderburk Rhodes. These partnerships have likely enhanced his research and development efforts in the field of optical materials.

Conclusion

Shun Hayakawa is a distinguished inventor whose work in optical materials has led to significant advancements in the field. His innovative patents and collaborations reflect his commitment to developing cutting-edge technologies that have practical applications across various industries.