Location History:
- Himeji, JP (2020)
- Hyogo, JP (2021)
Company Filing History:
Years Active: 2020-2021
Title: Yasuhisa Nakajima: Innovator in Water-Absorbing Technologies
Introduction
Yasuhisa Nakajima is a prominent inventor based in Hyogo, Japan. He has made significant contributions to the field of water-absorbing materials, holding a total of 2 patents. His work focuses on developing innovative solutions that enhance the performance of water-absorbing agents.
Latest Patents
One of Nakajima's latest patents is a water-absorbing resin composition. This invention aims to provide a resin with a high centrifuge retention capacity (CRC) and sufficient urine resistance. The composition boasts several key properties, including a CRC of not less than 35 g/g, a post-degradation-test one-hour eluted soluble component of not more than 19% by mass, an absorbency against pressure of 0.7 psi being not less than 10 g/g, and a content of a water-absorbing resin in dust being not more than 300 ppm with respect to the total mass of the composition.
Another notable patent is for a particulate water-absorbing agent. This invention focuses on creating a particulate agent with both a high water absorption multiplying factor and a high water absorption rate. The agent is characterized by a CRC ranging from 30 to 50 g/g, a weight average particulate diameter (D50) of 200-600 µm, and a specific DRC index value.
Career Highlights
Yasuhisa Nakajima is currently employed at Nippon Shokubai Co., Ltd., a company known for its advancements in chemical products. His work at the company has allowed him to focus on innovative research and development in the field of water-absorbing materials.
Collaborations
Throughout his career, Nakajima has collaborated with notable colleagues, including Taku Iwamura and Kazushi Torii. These collaborations have contributed to the advancement of his research and the successful development of his patents.
Conclusion
Yasuhisa Nakajima is a dedicated inventor whose work in water-absorbing technologies has led to significant advancements in the field. His innovative patents reflect his commitment to improving the performance of water-absorbing materials.