Phase change inks containing colorant compounds
US6860931B2 · kind B2 · utility
11Cited by
23References
126Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 26, 2003 |
| Grant date | Mar 1, 2005 |
| Priority date | — |
| Expiry date | Oct 23, 2023 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09B11/24
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Phase change inks comprising a carrier and a colorant of the formula wherein R1, R2, R3, R4, R5, R6, R7, a, b, c, d, Y, Q, Q−, A, and CA are as defined herein.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.