Counterion use for reduction of decap and for improvement of durability of inkjet images
US7094277B2 · kind B2 · utility
1Cited by
19References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 31, 2001 |
| Grant date | Aug 22, 2006 |
| Priority date | — |
| Expiry date | Oct 31, 2021 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09B69/06
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A dye for ink-jet printing on both hydrophilic and hydrophobic papers. The dye includes a chromophore tonically coupled to a counterion. One of the chromophore and the counterion includes a hydrophilic moiety. The other includes a hydrophobic moiety.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.