Kazuhiro Usui

Title: Kazuhiro Usui: Innovator in Modified Polyolefin Resins

Introduction

Kazuhiro Usui is a notable inventor based in Iwakuni, Japan. He has made significant contributions to the field of materials science, particularly in the development of modified polyolefin resins. With a total of 4 patents to his name, Usui's work has had a considerable impact on various industrial applications.

Latest Patents

Usui's latest patents include innovations in modified polyolefin resin and its compositions. One of his key inventions is a resin that exhibits excellent adhesion to nonpolar substrates, is nontacky, and demonstrates satisfactory solubility in both aromatic and nonaromatic solvents. This modified polyolefin resin has a weight-average molecular weight ranging from 15,000 to 150,000 and is created by grafting an unsaturated polycarboxylic acid or its derivative, along with a (meth)acrylic ester. The specific contents of these components in the resin are crucial for its performance. Another significant patent focuses on a chlorine-free modified polyolefin resin composition that maintains excellent adherence to nonpolar substrates and compatibility with other resins, while also being free from tack after painting and drying.

Career Highlights

Throughout his career, Kazuhiro Usui has worked with prominent companies such as Nippon Paper Industries Co., Ltd. and Nippon Paper Chemicals Co., Ltd. His experience in these organizations has allowed him to refine his expertise in polymer chemistry and resin technology.

Collaborations

Usui has collaborated with notable colleagues, including Kenichi Fujino and Terumasa Fujitaka. These partnerships have contributed to the advancement of his research and the successful development of his patented technologies.

Conclusion

Kazuhiro Usui's innovative work in modified polyolefin resins showcases his dedication to advancing material science. His patents reflect a commitment to creating effective and environmentally friendly solutions in the industry.