Waterfast ink jet images treated with hardeners
US6435678B1 · kind B1 · utility
1Cited by
35References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 22, 1998 |
| Grant date | Aug 20, 2002 |
| Priority date | — |
| Expiry date | May 22, 2018 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41M5/5227
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A method of improving the durability of an ink jet ink image comprising the steps of: a) providing an ink jet ink receiving layer containing a hardener; b) image-wise depositing pigment-based ink jet ink on the hardener-containing ink receiving layer; and then c) applying to the ink receiving layer a solution comprising a hardener that is the same or different from the hardener in the ink receiving layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.