Phase change inks containing azo pyridone colorants
US6755902B2 · kind B2 · utility
96Cited by
32References
76Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 27, 2002 |
| Grant date | Jun 29, 2004 |
| Priority date | — |
| Expiry date | Jun 27, 2022 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09D11/34
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Disclosed is a phase change ink composition comprising a phase change ink carrier and a colorant compound of the formula
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.