Ink composition
US6379442B1 · kind B1 · utility
5Cited by
3References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 6, 2000 |
| Grant date | Apr 30, 2002 |
| Priority date | — |
| Expiry date | Apr 6, 2020 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD06P5/30
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A composition comprising:(a) a water-soluble magenta dye; and(b) a dye of the Formula (1) or a salt thereof: wherein R1, R2, R3 are defined in the description.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.