Photoimageable nozzle members and methods relating thereto

Details Photoimageable nozzle members and methods relating thereto Photoimageable nozzle members and methods relating thereto

2006-02-24

2010-02-02

Meier, Stephen D (Department: 2853)

Incremental printing of symbolic information

Ink jet

Ejector mechanism

C430S320000

Reexamination Certificate

active

07654637

ABSTRACT:
Nozzle members, such as for a micro-fluid ejection head, micro-fluid ejection heads, and a method for making the same. One such nozzle member includes a negative photoresist composition derived from a first di-functional epoxy compound, a relatively high molecular weight polyhydroxy ether, a photoacid generator devoid of aryl sulfonium salts, an adhesion enhancer, and an aliphatic ketone solvent. The nozzle member has a thickness ranging from about 10 microns to about 30 microns.

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