This inventor holds 2 USPTO granted patents. Top assignee: Nippon Zeon Company, Ltd.. Active years: 1986-1989.
Company Filing History:
Years Active: 1986-1989
Title: Toshiro Ishizuka: Innovator in Copolymer Latex Production
Introduction
Toshiro Ishizuka is a notable inventor based in Yokosuka, Japan. He has made significant contributions to the field of polymer chemistry, particularly in the production of copolymer latex. With a total of 2 patents to his name, Ishizuka's work has implications for various industrial applications.
Latest Patents
Ishizuka's latest patents focus on a novel process for producing copolymer latex. This process involves emulsion polymerization, where monomers and a molecular weight modifier are continuously introduced into a reactor. The copolymer latex produced is characterized by specific weight percentages of various components, including conjugated diolefins, aromatic vinyl compounds, vinyl cyanides, alkyl esters of unsaturated carboxylic acids, and ethylenically unsaturated acids. This innovative approach enhances the efficiency and quality of the latex used in paper coating compositions.
Career Highlights
Ishizuka is currently employed at Nippon Zeon Company, Ltd., where he continues to advance his research in polymer technology. His expertise in emulsion polymerization has positioned him as a key figure in the development of new materials that meet industry demands.
Collaborations
Throughout his career, Ishizuka has collaborated with esteemed colleagues such as Masayoshi Sekiya and Takahiro Shimazoe. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.
Conclusion
Toshiro Ishizuka's contributions to the field of copolymer latex production exemplify the importance of innovation in material science. His patents and ongoing research continue to influence the industry, showcasing the potential for advancements in polymer chemistry.