Location History:
- Sagamihara, JP (1988 - 1989)
- Shinnanyo, JP (1991)
- Kudamatsu, JP (1993 - 1997)
Company Filing History:
Years Active: 1988-1997
Title: Yoshitaka Tsutsumi: Innovator in Planarizing Materials and Chloroprene Rubber
Introduction
Yoshitaka Tsutsumi is a notable inventor based in Kudamatsu, Japan. He has made significant contributions to the fields of planarizing materials and chloroprene rubber. With a total of 6 patents to his name, Tsutsumi's work has had a considerable impact on various industrial applications.
Latest Patents
Among his latest patents, Tsutsumi developed a planarizing material that comprises a resin capable of having its practical temperature for a planarizing step set at a level lower than 200°C, along with a melamine-type heat-curing agent and/or an epoxy-type heat-curing agent. Additionally, he has created a process for producing chloroprene rubber that has a shade of white only slightly tinged with pale yellow and exhibits good tackiness. This rubber is prepared through an aqueous radical emulsion polymerization of chloroprene or a mixture of chloroprene and a copolymerizable monomer, utilizing an alkali metal salt of a disproportioned rosin acid as an emulsifier.
Career Highlights
Throughout his career, Tsutsumi has worked with prominent companies such as Tosoh Corporation and Toyo Soda Manufacturing Co., Ltd. His innovative approaches and dedication to research have positioned him as a key figure in his field.
Collaborations
Some of his notable coworkers include Toru Seita and Kousaburou Matsumura. Their collaborative efforts have contributed to the advancement of technologies in their respective areas of expertise.
Conclusion
Yoshitaka Tsutsumi's contributions to the fields of planarizing materials and chloroprene rubber demonstrate his innovative spirit and commitment to advancing technology. His patents reflect a deep understanding of material science and its applications in industry.