Location History:
- Nobeoka, JA (1978)
- Nobeoka, JP (1978 - 1990)
Company Filing History:
Years Active: 1978-1990
Title: The Innovative Contributions of Tsukasa Shima
Introduction
Tsukasa Shima is a prominent inventor based in Nobeoka, Japan. He has made significant contributions to the field of nonwoven fabrics, holding a total of 7 patents. His work focuses on developing materials with enhanced properties for various applications.
Latest Patents
One of his latest patents is for a polyallylene sulfide nonwoven fabric. This fabric has a weight per unit area ranging from 5 g/m² to 500 g/m² and is composed of polyallylene sulfide fibers with a mean fiber diameter between 0.1 µm and 8.0 µm. The resulting nonwoven fabric exhibits superior heat resistance, wet heat resistance, chemical resistance, and fire retardant properties, making it suitable for various filter applications. Another notable patent is for a high strength wet-laid nonwoven fabric and the process for producing it. This fabric possesses tensile strength, tear strength, and interlayer peeling strength comparable to that of filament nonwoven fabrics, while maintaining a uniformity similar to conventional wet-laid nonwoven fabrics. It is made from fibers with a diameter ranging from 7 µm to 25 µm and is produced using a columnar water stream in a paper-making machine.
Career Highlights
Tsukasa Shima is associated with Asahi Kasei Kogyo Kabushiki Kaisha, a leading company in the chemical and materials industry. His innovative work has contributed to the advancement of nonwoven fabric technology, enhancing the performance and applicability of these materials in various sectors.
Collaborations
Throughout his career, Tsukasa Shima has collaborated with notable colleagues, including Hiroshi Henmi and Masataka Ikeda. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies in the field of nonwoven fabrics.
Conclusion
Tsukasa Shima's contributions to the field of nonwoven fabrics demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of material science and a dedication to improving product performance. His work continues to influence the industry and inspire future advancements.