Improved ink-jet printhead and method for producing the same

An ink-jet printhead (100) is provided having a thin film substrate (11) comprising a plurality of thin film layers; a plurality of ink firing heater resistors (56) defined in said plurality of thin film layers; a polymer fluid barrier layer (12); and a carbon rich layer (63) disposed on said plural...

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Bibliographische Detailangaben
Hauptverfasser: KEEFE, BRIAN J, EMAMJOMEH, ALI, KOLODZIEJ, ROGER J, REGAN, MICHAEL J, NICE, HAROLD LEE VAN
Format: Patent
Sprache:eng ; fre ; ger
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Zusammenfassung:An ink-jet printhead (100) is provided having a thin film substrate (11) comprising a plurality of thin film layers; a plurality of ink firing heater resistors (56) defined in said plurality of thin film layers; a polymer fluid barrier layer (12); and a carbon rich layer (63) disposed on said plurality of thin film layers, for bonding said polymer fluid barrier layer (12) to said thin film substrate (11).