Location History:
- Annaka, JP (1983)
- Pasadena, CA (US) (1988)
Company Filing History:
Years Active: 1983-1988
Title: Nobuyuki Uesugi: Innovator in Silicone Rubber Technology
Introduction
Nobuyuki Uesugi is a prominent inventor based in Annaka, Japan. He has made significant contributions to the field of silicone rubber technology, holding a total of 2 patents. His work focuses on enhancing the performance and durability of rubber compositions, which are essential in various industrial applications.
Latest Patents
Uesugi's latest patents include a silicone rubber composition resistant against dynamic fatigue. This innovative composition incorporates a specific phosphorus-containing organic compound, such as phosphinates, phosphonates, and phosphates, alongside traditional ingredients like high-polymeric diorganopolysiloxane and reinforcing silica filler. This unique formulation results in a cured silicone rubber product that exhibits greatly improved resistance against dynamic fatigue.
Another notable patent is for rubber compositions of ethylene-propylene elastomers. This invention presents a novel rubber composition based on an ethylene-propylene copolymeric rubbery elastomer, which can be cured by hot air vulcanization under atmospheric pressure. This method offers significant advantages over conventional vulcanization processes that require pressure. The composition includes an organopolysiloxane gum with alkenyl or mercapto groups, a reinforcing silica filler, an organic compound with at least two maleimido groups, and a curing agent, which can be either an organic peroxide or an organic sulfur compound.
Career Highlights
Nobuyuki Uesugi is associated with Shin-Etsu Chemical Co., Ltd., a leading company in the chemical industry. His work at this organization has allowed him to develop innovative solutions that enhance the performance of silicone and rubber materials.
Collaborations
Uesugi has collaborated with notable colleagues, including Kunio Itoh and Toshimichi Oshima. These partnerships have contributed to the advancement of technology in the field of rubber compositions.
Conclusion
Nobuyuki Uesugi's contributions to silicone rubber technology through his patents demonstrate his innovative spirit and commitment to improving material performance. His work continues to influence the industry and pave the way for future advancements.