Patent · US Active

Inkjet printer having printhead and ink for minimizing corrosion of exposed corrodible structures within printhead

US8757779B2 · kind B2 · utility

3Cited by

0References

12Claims

0Family size

Assignee

Zamtec Ltd · IE

Inventors

Simon Fielder · Sydney, AU
Michele Gimona · Chatswood, AU
Katja Johanna Digweed · Sydney, AU
Lakshmi Channarayapatna · Chatswood, AU

Key dates

Filing date	May 11, 2012
Grant date	Jun 24, 2014
Priority date	—
Expiry date	Jul 26, 2032

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB41J2202/03
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

An inkjet printer includes: an inkjet printhead having an exposed corrodible structure containing silicon nitride, borophosphosilicate glass (BPSG) or silicon oxide; and an ink reservoir containing said ink which is in fluid communication with said printhead. The ink includes: water; a dye; and a metal additive for minimizing corrosion of the exposed structure.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.