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    • 8. 发明授权
    • Inkjet printhead and method of manufacturing the same
    • 喷墨打印头及其制造方法
    • US08147037B2
    • 2012-04-03
    • US12565038
    • 2009-09-23
    • Byung-Ha ParkYoung-Ung Ha
    • Byung-Ha ParkYoung-Ung Ha
    • B41J2/14
    • B41J2/1603B41J2/1623B41J2/1628B41J2/1629B41J2/1631B41J2/1632B41J2/1634B41J2/1639B41J2/1645B41J2/1646
    • Provided are an inkjet printhead and a method of manufacturing the same. The inkjet printhead includes a substrate which includes an ink feed passage, a chamber layer, which is disposed on the substrate and a plurality of ink chambers in which ink supplied from the ink feed passage is filled. It also includes a nozzle layer, which is disposed in the chamber layer and includes a plurality of nozzles through which the ink is ejected. The chamber layer and the nozzle layer are cured products of a first negative photoresist composition and a second negative photoresist composition. Each of the first negative photoresist composition and the second negative photoresist composition includes an epoxidized multifunctional bisphenol B novolak resin, a cationic optical initiator, 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:基板,其包括供墨通道,设置在基板上的室层,以及填充有从供墨通道供应的墨的多个墨室。 它还包括喷嘴层,其设置在室层中并且包括多个喷嘴,喷墨通过喷嘴层喷射。 室层和喷嘴层是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。 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中的每一个包括环氧化多官能双酚B酚醛清漆树脂,阳离子光引发剂和溶剂。