Ink, and ink-jet recording method and instrument using the same
US5451251A · kind A · utility
101Cited by
38References
44Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 23, 1994 |
| Grant date | Sep 19, 1995 |
| Priority date | — |
| Expiry date | Feb 23, 2014 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09D11/32
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Disclosed herein is an ink comprising a coloring material and a liquid medium dissolving the coloring material therein, wherein the ink comprises a dye having at least one ammonium ion as a counter ion and an ammonium salt of an inorganic or organic acid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.