This inventor holds 2 USPTO granted patents and 1 published patent application and 1 EPO patent. Top assignee: Kuraray Co., Ltd.. Active years: 2000.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 2000
Title: Shigeru Kawahara: Innovator in Thermoplastic Polymer Compositions
Introduction
Shigeru Kawahara is a notable inventor based in Tsukuba, Japan. He has made significant contributions to the field of thermoplastic polymer compositions, holding a total of 2 patents. His work focuses on creating innovative materials that enhance the properties and applications of polymers.
Latest Patents
Kawahara's latest patents include a thermoplastic polymer composition that features a unique combination of materials. The first patent describes a composition containing 100 parts of a block copolymer made from an aromatic vinyl block and a conjugated diene block, along with 5 to 200 parts of a polyurethane block copolymer, 10 to 300 parts of a thermoplastic polyurethane, and 10 to 300 parts of paraffin oil. This composition is designed to provide excellent melt adhesiveness, allowing it to adhere firmly to various polar and non-polar materials.
The second patent presents a thermoplastic polymer composition that includes 100 parts by weight of a block copolymer and/or its hydrogenate, which consists of polymer blocks from an aromatic vinyl compound and a conjugated diene compound. Additionally, it incorporates 5 to 95 parts by weight of a block copolymer with polymer blocks from an aromatic vinyl compound and/or an olefinic compound, along with polymer blocks derived from a (meth) acrylic compound. This composition is particularly useful for producing flexible and elastic laminates that are safe due to their shock absorbability and cushionability.
Career Highlights
Shigeru Kawahara is currently employed at Kuraray Co., Ltd., where he continues to innovate in the field of polymer science. His work has led to advancements in materials that are not only functional but also enhance user experience through their elastic and flexible properties.
Collaborations
Kawahara has collaborated with notable colleagues such as Takashi Yamashita and Toru Kuki, contributing to the development of advanced polymer technologies.
Conclusion
Shigeru Kawahara's contributions to thermoplastic polymer compositions demonstrate his commitment to innovation in material science. His patents reflect a deep understanding of polymer properties and their applications, making him a significant figure in the field.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile