Waterfast ink jet compositions
US4664708A · kind A · utility
26Cited by
7References
21Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 12, 1985 |
| Grant date | May 12, 1987 |
| Priority date | — |
| Expiry date | Nov 12, 2005 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09B69/10
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Disclosed is an ink composition comprised of a major amount of water, and a polymeric dye comprised of the reaction product of a water soluble polymer with a reactive dye.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.