Yorimichi Dairoku

Title: Yorimichi Dairoku: Innovator in Water Absorbent Resin Technology

Introduction

Yorimichi Dairoku, based in Himeji, Japan, is a distinguished inventor known for his significant contributions to the field of water absorbent resin technology. With a remarkable portfolio of 43 patents, Dairoku has made a profound impact on both industry and academia through his innovative approaches and methodologies.

Latest Patents

Dairoku's latest innovations include a "Classification method of particulate water absorbent resin." This patent describes a process for obtaining a particulate water absorbent resin by polymerizing unsaturated monomers to create a cross-linked polymer hydrogel, which is then dried and pulverized. The invention allows for efficient removal of fine powder through a series of distinct classification steps, ensuring that the desired particle diameter range is achieved economically and with high productivity, even on a larger scale.

Another notable patent is the "Production method for water-absorbing resin composition." This invention features a water-absorbing resin composition that consists of 100 parts by weight of water-absorbing resin particles alongside 0.01 to 1 part by weight of additive particles. The innovative formula proposed ensures that the weight ratio of the free additive particles relative to the percent by weight of the resin composition meets specific criteria, significantly enhancing the properties and functionality of the resultant product.

Career Highlights

Yorimichi Dairoku's career has been marked by his work with leading companies in the chemical industry, notably Nippon Shokubai Co., Ltd. and Nippon Shokubai Kagaku Kogyo Co., Ltd. His endeavors in these organizations have facilitated advancements in resin technology and have helped position these firms as leaders in the market.

Collaborations

Throughout his career, Dairoku has collaborated with several notable professionals, including Kunihiko Ishizaki and Yoshio Irie. These collaborations have fostered knowledge sharing and innovation, further enhancing the outcomes of their research and development efforts.

Conclusion

Yorimichi Dairoku's extensive patent portfolio and contributions to water absorbent resin technology exemplify his status as a leading inventor in his field. His innovative methods not only improve production efficiencies but also contribute positively to the chemical industry as a whole. As he continues to explore new frontiers in invention, Dairoku remains a crucial figure in the ongoing evolution of material sciences.