Company Filing History:
2 out of 499 
1 out of 614 
1 out of 15 Years Active: 1987-1993
Title: Hisaharu Hotta: Innovator in Vinyl Chloride Resin Technology
Introduction
Hisaharu Hotta is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of polymer chemistry, particularly in the development of expandable vinyl chloride resin compositions. With a total of 3 patents to his name, Hotta's work has had a lasting impact on the industry.
Latest Patents
One of Hisaharu Hotta's latest patents involves an expandable vinyl chloride resin composition. This composition comprises a vinyl chloride polymer, which is primarily obtained through emulsion polymerization or fine suspension polymerization of a vinyl chloride monomer. It also includes a vinyl comonomer that has a hydroxyl group or a carboxyl group, a plasticizer, a chemical blowing agent, and a crosslinking agent. Notably, the crosslinking agent is a urethane prepolymer, along with polyurethane compositions.
Career Highlights
Throughout his career, Hotta has worked with prominent companies such as Mitsubishi Kasei Corporation and Mitsubishi Chemical Industries Limited. His experience in these organizations has allowed him to refine his expertise in polymer technology and contribute to innovative solutions in the field.
Collaborations
Hisaharu Hotta has collaborated with several talented individuals in his field, including Yoshimichi Kobayashi and Yukio Tsuge. These collaborations have fostered a creative environment that has led to advancements in resin technology.
Conclusion
Hisaharu Hotta's contributions to the field of vinyl chloride resin technology demonstrate his innovative spirit and dedication to advancing polymer chemistry. His work continues to influence the industry and inspire future inventors.