FLUID EJECTION FACE SELECTIVE COATING

A fluid ejection head may include a fluid ejection face through which fluid ejection orifices extend. A coating is selectively coated over first portions of the fluid ejection face. Second portions of the fluid ejection face omit the coating.

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Bibliographic Details
Main Authors GROH, Michael G, CHEN, Chien-Hua
Format Patent
LanguageEnglish
French
German
Published 05.04.2023
Subjects
CHEMICAL SURFACE TREATMENT
CHEMISTRY
COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY IONIMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
COATING MATERIAL WITH METALLIC MATERIAL
COATING METALLIC MATERIAL
CORRECTION OF TYPOGRAPHICAL ERRORS
DIFFUSION TREATMENT OF METALLIC MATERIAL
i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME
INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL
LINING MACHINES
METALLURGY
PERFORMING OPERATIONS
PRINTING
SELECTIVE PRINTING MECHANISMS
STAMPS
SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION
TRANSPORTING
TYPEWRITERS
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Summary:A fluid ejection head may include a fluid ejection face through which fluid ejection orifices extend. A coating is selectively coated over first portions of the fluid ejection face. Second portions of the fluid ejection face omit the coating.
Bibliography:Application Number: EP20190944341