Haruo Shikuma is a notable inventor based in Sodegaura, Japan. He has made significant contributions to the field of polymer chemistry, particularly in the development of ethylenic copolymers. With a total of 7 patents to his name, Shikuma's work has had a considerable impact on various applications in materials science.

Latest Patents

Shikuma's latest patents include innovative formulations such as an ethylenic copolymer composition. This composition features an ethylenic copolymer with a molecular weight distribution (Mw/Mn) ranging from 1.5 to 4, a molecular weight (Mw) between 3,000 and 1,000,000, and a resin density of 0.85 to 0.95 g/cm. The relationship between the half width at the half maximum [W/2] of the Gaussian distribution curve and the average number of short-chain branches in the copolymer is defined by a specific equation. Additionally, he has developed a resin composition for toner applications, which includes a binder resin for the development of electrostatically charged images.

Career Highlights

Haruo Shikuma is currently associated with Idemitsu Kosan Company, Limited, where he continues to innovate in the field of polymer science. His work has been instrumental in advancing the understanding and application of copolymers in various industries.

Collaborations

Shikuma has collaborated with notable colleagues such as Shuji Machida and Shinichi Kurokawa. These partnerships have fostered a collaborative environment that enhances the research and development of new materials.

Conclusion

Haruo Shikuma's contributions to the field of polymer chemistry, particularly through his patents and collaborations, highlight his role as a leading inventor. His innovative work continues to influence the development of advanced materials in various applications.

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