Pigmented aqueous inks and ink set for ink jet printing
US6565202B2 · kind B2 · utility
15Cited by
9References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 19, 2001 |
| Grant date | May 20, 2003 |
| Priority date | — |
| Expiry date | Dec 19, 2021 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09D11/40
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
There is provided a pigmented aqueous ink set including:(a) A concentrated black ink having a pigment concentration up to 10% by weight; and(b) at least one dilute ink having a pigment concentration below that of the concentrated ink;wherein all the inks additionally includes an aqueous carrier medium and at least one of the set of inks includes a combination of carbon black and Pigment Blue 60.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.