Shigeru Sawayama is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of polymer chemistry, holding a total of 15 patents. His work focuses on enhancing the properties and applications of various chemical compositions.

Latest Patents

Among his latest innovations is the N-vinylformamide composition. This composition comprises 250 ppm by weight or less of formic acid based on N-vinylformamide. The invention ensures that the purity and polymerizing activity of N-vinylformamide are preserved for an extended period. Another notable patent is the lactam ring-containing polymer. This polymer includes 20 to 100 molar % of a structural unit represented by a specific general formula, along with other structural units. It exhibits excellent heat resistance and is anticipated to be utilized in resin modifiers, polymeric additives for petroleum tertiary recovery, and various other applications.

Career Highlights

Shigeru Sawayama has worked with notable companies such as Mitsubishi Chemical Industries Limited and Mitsubishi Kasei Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas in polymer chemistry.

Collaborations

Throughout his career, Sawayama has collaborated with esteemed colleagues, including Kohichi Satoh and Mitsuaki Shiraga. These partnerships have contributed to the advancement of his research and the successful development of his patents.

Conclusion

Shigeru Sawayama's contributions to polymer chemistry through his innovative patents highlight his expertise and dedication to the field. His work continues to influence various applications in the industry, showcasing the importance of innovation in chemical compositions.

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