Recording method by use of inks
US4554555A · kind A · utility
40Cited by
5References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 9, 1983 |
| Grant date | Nov 19, 1985 |
| Priority date | — |
| Expiry date | Dec 9, 2003 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09D11/328
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A recording method by use of an ink is disclosed, in which images are formed by an aqueous ink comprising at least one dye selected from the group consisting of a pyrazolone azo dye, a phthalocyanine sulfonate dye, a xanthene dye and an azo dye on a recording medium containing at least one component selected from the group consisting of a water-soluble metal salt whose metal has an ion valence of 2 or more, an alkyl amine and a quaternary ammonium salt.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.