Seishi Shibayama

Title: Seishi Shibayama: Innovator in Polysiloxane Technology

Introduction

Seishi Shibayama is a notable inventor based in Kakegawa, Japan. He has made significant contributions to the field of materials science, particularly in the development of polysiloxane compositions. With a total of three patents to his name, Shibayama's work focuses on creating advanced materials with high heat resistance and excellent resolution properties.

Latest Patents

One of Shibayama's latest patents is for a polysiloxane composition capable of forming a cured film that exhibits high heat resistance. The invention addresses the need for a polysiloxane that can produce a thick film, along with a method for manufacturing this cured film. The composition includes a repeating unit represented by a specific formula, where R can be hydrogen, alkyl, aryl, or alkenyl.

Another significant patent involves a negative type photosensitive composition that includes a black colorant. This composition is designed to form a cured film with high resolution and superior light shielding properties. The formulation consists of an alkali-soluble resin, a black colorant, a polymerization initiator, and a solvent. The black colorant is characterized by a transmittance ratio that enhances its effectiveness.

Career Highlights

Seishi Shibayama is currently employed at Merck Patent GmbH, where he continues to innovate in the field of materials science. His work has been instrumental in advancing the applications of polysiloxane in various industries.

Collaborations

Shibayama has collaborated with notable colleagues, including Atsuko Noya and Naofumi Yoshida. These partnerships have contributed to the successful development of his patented technologies.

Conclusion

Seishi Shibayama is a prominent inventor whose work in polysiloxane technology has led to significant advancements in material properties. His contributions continue to impact various applications, showcasing the importance of innovation in the field.