Manufacturing method for ink jet recording head and ink jet recording head
US5796415A · kind A · utility
12Cited by
22References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 8, 1996 |
| Grant date | Aug 18, 1998 |
| Priority date | — |
| Expiry date | Aug 8, 2016 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2002/14475
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
An ink jet recording head wherein at least peripheral portions of discharge ports comprise a film which contains a polymer having a fluorine heterocyclic structure in the principal chain.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.