Kazuyoshi Murotani

Title: Kazuyoshi Murotani: Innovator in Epoxy Resin Technology

Introduction

Kazuyoshi Murotani is a notable inventor based in Tochigi, Japan. He has made significant contributions to the field of epoxy resin technology, particularly in applications related to semiconductor devices. With a total of 2 patents to his name, Murotani's work is recognized for its innovative approach to enhancing the performance and safety of semiconductor encapsulants.

Latest Patents

Murotani's latest patents include an epoxy resin composition designed for encapsulating semiconductors. This composition is notable for its high flame resistance without the use of flame retardants, as well as its excellent solder reflow resistance. The formulation comprises a phenol aralkyl type epoxy resin with a phenylene structure, a phenol aralkyl type phenolic resin with a biphenylene structure, and an inorganic filler, which is contained at a rate of 84 wt % to 92 wt % of the total composition. Another significant patent involves an epoxy resin composition that includes a curing accelerator made from a phosphine-quinone adduct, along with various other components, ensuring high performance in semiconductor encapsulation.

Career Highlights

Kazuyoshi Murotani is currently employed at Sumitomo Bakelite Company Limited, where he continues to develop innovative materials for the electronics industry. His expertise in epoxy resin technology has positioned him as a key figure in advancing semiconductor encapsulation methods.

Collaborations

Murotani collaborates with Ken Ukawa, a fellow innovator in the field. Their partnership has led to advancements in the development of high-performance materials for semiconductor applications.

Conclusion

Kazuyoshi Murotani's contributions to epoxy resin technology have significantly impacted the semiconductor industry. His innovative patents reflect a commitment to enhancing the safety and efficiency of electronic devices.