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    • 2. 发明授权
    • Inkjet printhead and method of manufacturing the same
    • 喷墨打印头及其制造方法
    • US08162440B2
    • 2012-04-24
    • US12575087
    • 2009-10-07
    • Sung-Joon ParkMyong-Jong KwonJin-Wook LeeYoung-Ung Ha
    • Sung-Joon ParkMyong-Jong KwonJin-Wook LeeYoung-Ung Ha
    • B41J2/14
    • B41J2/14129B41J2/1603B41J2/1623B41J2/1628B41J2/1629B41J2/1631B41J2/1632B41J2/1639B41J2/1645B41J2/1646Y10T29/49401
    • Provided are an inkjet printhead and a method of manufacturing the same. The inkjet printhead includes: a substrate including an ink feed hole; a chamber layer formed on the substrate and including a plurality of ink chambers in which ink supplied from the ink feed hole may be filled; and a nozzle layer formed on the chamber layer and including a plurality of nozzles through which ink may be ejected, wherein the chamber layer and the nozzle layer are respectively formed of cured products of a first negative photoresist composition and a second negative photoresist composition, wherein the first negative photoresist composition and the second negative photoresist composition include a bisphenol-A novolac epoxy resin represented by Formula 1; at least one epoxy resin selected from a first epoxy resin represented by Formula 2, and a second epoxy resin represented by Formula 3; a cationic photoinitiator; and a solvent.
    • 提供一种喷墨打印头及其制造方法。 喷墨打印头包括:包括供墨孔的基板; 形成在所述基板上并且包括可以填充从所述供墨孔供应的墨的多个墨室的腔室层; 以及喷嘴层,其形成在所述室层上并且包括可以喷射墨的多个喷嘴,其中所述室层和所述喷嘴层分别由第一负性光致抗蚀剂组合物和第二负性光致抗蚀剂组合物的固化产物形成,其中 第一负性光致抗蚀剂组合物和第二负性光致抗蚀剂组合物包含由式1表示的双酚A酚醛清漆环氧树脂; 至少一种选自由式2表示的第一环氧树脂的环氧树脂和由式3表示的第二环氧树脂; 阳离子光引发剂; 和溶剂。
    • 6. 发明申请
    • INKJET PRINTHEAD AND METHOD OF MANUFACTURING THE SAME
    • 喷墨打印机及其制造方法
    • US20100060695A1
    • 2010-03-11
    • US12468884
    • 2009-05-20
    • Myong-Jong KwonSung-Joon ParkJin-Wook Lee
    • Myong-Jong KwonSung-Joon ParkJin-Wook Lee
    • B41J2/16G03F7/20
    • B41J2/1603B41J2/1631B41J2/1639
    • An inkjet printhead includes: a substrate in which an ink feed hole is formed; a chamber layer which is formed on the substrate by performing a photolithography process and which includes a first photosensitive resin; and a nozzle layer which is formed on the chamber layer by performing a photolithography process and which includes a second photosensitive resin. The first photosensitive resin and the second photosensitive resin are materials which are developed by different developing solutions, respectively. Additional layers and components may be incorporated into the inkjet printhead and may be formed on an upper surface of the substrate. The additional layers and components may include an insulating layer, one or more heaters, one or more electrodes, a passivation layer, a glue layer, and an anti-cavitation layer.
    • 喷墨打印头包括:形成有供墨孔的基板; 通过进行光刻工艺在基板上形成的包括第一感光性树脂的室层; 以及通过进行光刻工艺在腔室层上形成并包括第二感光树脂的喷嘴层。 第一感光性树脂和第二感光性树脂是分别通过不同的显影液显影的材料。 另外的层和组件可以结合到喷墨打印头中,并且可以形成在基板的上表面上。 附加层和部件可以包括绝缘层,一个或多个加热器,一个或多个电极,钝化层,胶层和抗空穴层。