Kueir-Rarn Lee is a distinguished inventor based in Chung-Li, Taiwan. With a remarkable portfolio of 11 patents, Lee serves as a prominent figure in the field of advanced materials, particularly focusing on transparent gas barrier technologies. His inventions aim to enhance the quality and performance of composite films used in various applications.

Latest Patents

Among Lee's recent contributions is a patent for a **Transparent Gas Barrier Composite Film and Its Preparation Method**. This innovative film is created by blending polyvinyl alcohol, graphene oxide, and a crosslinking agent through sophisticated processes involving blending, crosslinking, film casting, and isothermal crystallization. The design features a unique weight ratio where graphene oxide induces crystallization in polyvinyl alcohol, ultimately resulting in a hybrid structure characterized by more than 30% crystallinity, over 85% transmittance, and an oxygen transmission rate less than 0.005 cc/m/day.

Additionally, he has developed a **Method for Fabricating a Semicrystalline Polymer / Graphene Oxide Composite Film**. This invention describes a composite film that includes a first semicrystalline polymer with a porous structure, interlaced with graphene oxide to create layered structures. This structure facilitates gas passage while preventing flow disruptions, thereby optimizing the performance of the material through a sophisticated interplay between the polymers and graphene oxide.

Career Highlights

Kueir-Rarn Lee has made significant strides in his professional journey, working with esteemed institutions such as Chung Yuan Christian University and Yeu Ming Tai Chemical Industrial Co., Ltd. His expertise in material science and engineering has allowed him to make substantial contributions to the field, especially in developing innovative polymer films that address industry challenges.

Collaborations

Throughout his career, Lee has collaborated with notable colleagues, including Juin-Yih Lai and Da-Ming Wang. These partnerships have enabled a vibrant exchange of ideas and knowledge, further propelling advancements in their respective areas of research and development.

Conclusion

Kueir-Rarn Lee stands out as a visionary inventor whose work in transparent gas barrier materials continues to influence the landscape of polymer technology. His dedication to innovation, coupled with his collaborative efforts, positions him as a key player in the ongoing evolution of advanced materials for various applications.

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