Rika Ishii

Title: Rika Ishii: Innovator in Gas Barrier Technology

Introduction

Rika Ishii is a prominent inventor based in Tokyo, Japan. She has made significant contributions to the field of packaging technology, particularly in the development of gas barrier laminates. With a total of 2 patents to her name, her work is recognized for its innovative approach to enhancing packaging materials.

Latest Patents

Rika Ishii's latest patents include a gas barrier laminate and a packaging bag. The first patent provides a gas barrier laminate capable of hermetic sealing by heat sealing, featuring a paper substrate and a vapor-deposited layer. This laminate is designed to have a basis weight of 30 to 100 g/m, with a water vapor transmission rate of 3 g/m/d or less at 40° C. and 90% RH. The second patent describes a gas barrier laminate that includes a paper substrate, an anchor coat layer with a first polyolefin having a polar group, a vapor-deposited layer, and an overcoat layer with a second polyolefin having a polar group. This innovative design incorporates a polyvinyl alcohol-based resin layer to enhance the laminate's performance.

Career Highlights

Rika Ishii is currently employed at Toppan Holdings Inc., where she continues to push the boundaries of packaging technology. Her work has been instrumental in developing materials that improve the shelf life and quality of packaged goods.

Collaborations

Rika collaborates with notable colleagues such as Junichi Kaminaga and Yoshiki Koshiyama, contributing to a dynamic team focused on advancing packaging solutions.

Conclusion

Rika Ishii's contributions to gas barrier technology exemplify her innovative spirit and dedication to improving packaging materials. Her patents reflect a commitment to enhancing product preservation and sustainability in the packaging industry.