Hisanobu Obara

Title: Hisanobu Obara: Innovator in Water-Absorbent Resin Technology

Introduction

Hisanobu Obara is a notable inventor based in Himeji, Japan. He has made significant contributions to the field of water-absorbent resin technology, holding a total of 3 patents. His work focuses on improving the characteristics and applications of absorbent materials.

Latest Patents

One of Hisanobu Obara's latest patents is a process for the production of water-absorbent resin. This innovative method involves dispersing a solid blowing agent with an average particle diameter ranging from 1 µm to 100 µm in an aqueous monomer solution containing an unsaturated monomer and a cross-linking agent. The subsequent polymerization of the unsaturated monomer results in a water-absorbent resin that exhibits excellent water absorption characteristics. These include improved dispersion and absorption rates of aqueous fluids, enhanced water retention capacity, and lower contents of water-soluble components and residual monomers. This technology is particularly beneficial when used in sanitary materials, as it enhances absorption rates and prevents fluid leakage.

Career Highlights

Hisanobu Obara is currently employed at Nippon Shokubai Co., Ltd., where he continues to develop innovative solutions in the field of absorbent materials. His expertise and dedication to research have positioned him as a key figure in this industry.

Collaborations

Throughout his career, Hisanobu has collaborated with esteemed colleagues such as Kunihiko Ishizaki and Nobuyuki Harada. These partnerships have contributed to the advancement of technology in water-absorbent materials.

Conclusion

Hisanobu Obara's contributions to the field of water-absorbent resin technology highlight his innovative spirit and commitment to improving material performance. His patents reflect a deep understanding of the science behind absorbent materials, making him a valuable asset to Nippon Shokubai Co., Ltd. and the broader industry.