Ink jet channel wafer for a thermal ink jet printhead
US5971527A · kind A · utility
15Cited by
25References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 29, 1996 |
| Grant date | Oct 26, 1999 |
| Priority date | — |
| Expiry date | Oct 29, 2016 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2/1642
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
An ink jet channel wafer for an ink jet printer has a first surface in which a plurality of anisotropically etched ink channels and an anisotropically etched ink reservoir are directly connected to one another. The ink jet channel wafer is etched using an admixture of at least one alkali metal hydroxide and at least one alcohol compound.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.