Location History:
- Osaka, JP (1994 - 1995)
- Settsu, JP (1995 - 2005)
Company Filing History:
7 out of 4,279 
1 out of 67 Years Active: 1994-2005
Title: The Innovative Contributions of Yoshihiro Shirai
Introduction
Yoshihiro Shirai is a prominent inventor based in Settsu, Japan. He has made significant contributions to the field of materials science, particularly in the development of advanced rubber compositions. With a total of 7 patents to his name, Shirai's work has had a lasting impact on various industries.
Latest Patents
Shirai's latest patents include a composition for vulcanizing fluororubbers and fluororubber moldings. This innovative curing composition involves a fluororubber that is curable with an organic peroxide, such as an iodine-containing fluororubber, along with a polyfunctional unsaturated compound and an organic peroxide like dicumyl peroxide. Notably, the total amount of acetone and tert.-butanol in the decomposed products of the organic peroxide is limited to 2 moles or less per one mole of the decomposed products. Another significant patent is for a perfluororubber laminate and processes for producing the same. This laminate can take various forms, including O-rings, square rings, rubber rolls, diaphragms, rubber hoses, rubber tubes, or vial stoppers. It consists of a layer of perfluororubber, a layer of another rubber, and an adhesive layer containing a polyfunctional compound that enhances the adhesion strength between the rubber layers through vulcanization.
Career Highlights
Throughout his career, Yoshihiro Shirai has worked with notable companies such as Daikin Industries, Ltd. and Nissin Chemical Industry Co., Ltd. His experience in these organizations has allowed him to refine his expertise in rubber technology and materials science.
Collaborations
Shirai has collaborated with esteemed colleagues, including Masayasu Tomoda and Hiroyuki Tanaka. These partnerships have contributed to the advancement of innovative solutions in the field of rubber materials.
Conclusion
Yoshihiro Shirai's contributions to the field of materials science, particularly through his patents and collaborations, highlight his role as a leading inventor. His work continues to influence the development of advanced rubber technologies.