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    • 30. 发明申请
    • INK JET RECORDING HEAD AND MANUFACTURING METHOD THEREFOR
    • 喷墨记录头及其制造方法
    • US20080094454A1
    • 2008-04-24
    • US11872383
    • 2007-10-15
    • Shuji KoyamaYoshiaki SuzukiSatoshi IbeHiroto Komiyama
    • Shuji KoyamaYoshiaki SuzukiSatoshi IbeHiroto Komiyama
    • B41J2/05B21D53/76
    • B41J2/1603B41J2/1628B41J2/1629B41J2/1632B41J2/1635B41J2/1639B41J2/1643B41J2/1645Y10T29/49401
    • A manufacturing method for an ink jet recording head including an energy generating element for generating energy for ejecting ink, wiring and electrode pad for supplying electric power to the energy generating element, and a flow path formation member in which an ink flow path is formed in fluid communication with an ink ejection outlet, the manufacturing method includes a step of preparing a substrate on which the energy generating element, the wiring and the electrode pad have been formed; a step of forming a protection layer covering edges of and around generating element and the electrode pad; a step of forming, with patterning, an adhesion layer for adhering the flow path formation member to a surface of the substrate through the protection layer, on a portion of the protection layer where the flow path formation member is formed and a portion surrounding the electrode pad; a step forming through an electroless plating, a nickel layer covering the electrode pad and a gold layer covering the nickel layer to provide a bump.
    • 一种喷墨记录头的制造方法,包括:用于产生用于喷射油墨的能量的能量产生元件,用于向能量产生元件供应电力的布线和电极焊盘;以及流路形成部件,其中形成有墨水流路 与喷墨口流体连通,该制造方法包括制备其上形成有能量产生元件,布线和电极垫的基板的步骤; 形成覆盖发电元件和电极焊盘周围的周围的保护层的工序; 通过图案化形成用于通过保护层将流路形成部件粘附到基板的表面的粘合层的步骤,在形成有流路形成部件的保护层的一部分和围绕电极的部分 垫; 通过无电解电镀形成步骤,覆盖电极焊盘的镍层和覆盖镍层的金层以提供凸块。