Tokyo University Professor Tadatomo Suga developed the technology applicable to the production of organic EL panels. It reduces the cost to glue two glass sheets together, and it is applicable to the production of larger EL panels. The development was led by the professor and participated by Taiyo Yuden, Lantechnical Service, and Bondtech. Organic materials need to be put between two glass sheets and the verge needed to be sealed to build an EL panel. However, as the display grows larger in size, glass sheets skew to make it hard to seal them. This makes it hard to mass produce organic EL panels. The new technology can seal them at a lower cost. To be specific, the ceramic surface of a glass sheet is made flat with the aid of argon ion to glue two glass sheets tight without any space between them at room temperature. The research team expects to put the technology into practical use in three years. Organic EL is higher in performance than liquid crystal in displaying videos, and smart phones will employ organic EL soon. The new technology is expected to promote the application to large TV screens. The research results are scheduled to be presented in the coming Electronic Components and Technology Conference to be held in the U.S. starting on May 31, 2011.
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