Replenishable coating for printhead nozzle plate
US6364456B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 22, 1999 |
| Grant date | Apr 2, 2002 |
| Priority date | — |
| Expiry date | Dec 22, 2019 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB82Y30/00
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A nozzle plate for an ink jet printhead, the nozzle plate having the following layers in the order recited: a) a first monomolecular layer of an organic material having first and second functional groups, the first functional group of the first monomolecular layer being bound to the surface of the nozzle plate, and the second functional group of the first monomolecular layer being bound to a second monomolecular layer, and b) the second monomolecular layer of an organic material having first and second functional groups, the first functional group of the second monomolecular layer being bound to the second functional group of the first monomolecular layer, and the second functional group of the second monomolecular layer is an anti-wetting group.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.