Location History:
- Ichihara, JP (1999)
- Chiba, JP (1998 - 2004)
Company Filing History:
Years Active: 1998-2004
Title: Innovations by Katsutoshi Washio: A Look at His Contributions
Introduction: Katsutoshi Washio, an accomplished inventor based in Chiba, Japan, has made notable strides in the field of materials science. With a total of three patents to his name, Washio's work reflects a commitment to advancing technology through innovative solutions. His contributions particularly focus on the development of composites and polycarbonates, making significant impacts on various industries.
Latest Patents: Washio's most recent patents highlight his expertise and creativity in polymer chemistry.
1. **Polyimide/metal composite sheet** - This invention involves a unique composite made of a metal film firmly bonded to a polyimide film. The polyimide is synthesized through the reaction of asymmetric biphenyltetracarboxylic acid dianhydride and 1,3-bis(4-aminophenoxy)benzene. This innovation ensures strong adhesion between the two layers, making the polyimide film resistant to peeling and allowing for the inclusion of solid fillers.
2. **Process for producing a polycarbonate** - In this patent, Washio details a method for producing a diaryl carbonate through the decarbonylation of a diaryl oxalate. This process, which involves removing carbon monoxide as a by-product, is further enhanced through evaporation and distillation techniques, ultimately leading to the condensation polymerization of the diaryl carbonate with a polyhydroxyl compound. This innovative approach contributes to the efficient production of polycarbonates.
Career Highlights: Katsutoshi Washio currently works at Ube Industries, Inc., where he applies his knowledge to develop advanced materials. His inventive prowess has significantly benefited the company's research initiatives and outputs, positioning Ube Industries as a leader in the innovation of materials.
Collaborations: Washio's work is often enriched by collaborations with talented colleagues, including Akinori Shiotani and Hiroaki Yamaguchi. These partnerships foster a creative environment and drive the innovative processes that lead to groundbreaking patents.
Conclusion: Katsutoshi Washio exemplifies the spirit of innovation through his impressive contributions to materials science. His patents not only showcase his skills as an inventor but also highlight the importance of collaboration and research in fostering technological advancements. With his ongoing work at Ube Industries, Washio continues to pave the way for future innovations in the field.