Ink compositions
US6156111A · kind A · utility
7Cited by
8References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 28, 1999 |
| Grant date | Dec 5, 2000 |
| Priority date | — |
| Expiry date | Apr 28, 2019 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09D11/38
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Disclosed is an ink composition which comprises (1) water; (2) a colorant; and (3) an additive selected from the group consisting of di-substituted guanidinium salts, wherein the substituents are alkyl groups, arylalkyl groups, or mixtures thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.