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    • 3. 发明专利
    • Organic el printer
    • 有机EL打印机
    • JP2009059496A
    • 2009-03-19
    • JP2007223446
    • 2007-08-30
    • Toppan Printing Co Ltd凸版印刷株式会社
    • YOKOO MASAHIROMATSUZAWA HIROSHI
    • H05B33/10B41F13/10B41F31/18B41M1/02B41M1/34H01L51/50
    • PROBLEM TO BE SOLVED: To provide an organic EL printer capable of manufacturing at a low cost a polymer organic EL element which has less unevenness of film thickness and has a high quality. SOLUTION: The flexographic printer is constructed by comprising a rotary printing drum 11, a letterpress 12, a support base 13, a platen 14, a printed circuit board 15, an ink supply means 16, and an ink replenishment means 17. The ink supply means 16 which supplies ink for a luminous layer to the surface of the letterpress 12 constitutes a closed chamber of sealed structure, and has an anilox roll 161 and an ink jar 162 to house an ink drop 162a. The area of the portion in contact with the atmosphere at the circumferential face of the anilox roll 161 is made 5% or more and 50% or less of the area of the total circumferential face of the anilox roll 161, more preferably 10% or more and 30% or less. COPYRIGHT: (C)2009,JPO&INPIT
    • 解决的问题:为了提供能够以低成本制造具有较小的膜厚不均匀性和高质量的聚合物有机EL元件的有机EL打印机。 柔性版印刷机由旋转印刷滚筒11,凸版印刷机12,支撑基板13,压板14,印刷电路板15,墨水供应装置16和墨水补充装置17构成。 向活版印刷机12的表面供给用于发光层的油墨的供墨装置16构成密封结构的封闭室,并具有网纹辊161和墨罐162以容纳墨滴162a。 网纹辊161的圆周面与大气接触的部分的面积为网纹辊161的总周面面积的5%以上且50%以下,更优选为10%以上 和30%以下。 版权所有(C)2009,JPO&INPIT