Fluid ejector device
US8042908B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 27, 2007 |
| Grant date | Oct 25, 2011 |
| Priority date | — |
| Expiry date | Aug 23, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49401
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A fluid ejector device, including: a fluid nozzle layer defining an orifice therein; and at least one epoxy resin layer established on the nozzle layer, the at least one epoxy resin layer having first and second opposed surfaces with a thickness there between and a fluorine gradient formed therein such that the gradient extends into at least a portion of the thickness of the at least one epoxy resin layer, wherein an amount of a fluorinated species present in the at least one epoxy resin layer at the first opposed surface is greater than an amount of the fluorinated species present in the at least one epoxy resin layer at the second opposed surface that is adjacent the fluid nozzle layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.