Fixation of reactive dyes to paper by ink-jet printing
US5006862A · kind A · utility
34Cited by
4References
12Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 27, 1989 |
| Grant date | Apr 9, 1991 |
| Priority date | — |
| Expiry date | Oct 27, 2009 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41M7/00
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
The water-fastness and smear resistance of prints from inks in which a reactive moiety is attached to a chromophore are improved if the prints are treated with a strong base solution. Preferably, the paper is first treated with the base solution and then printed with the ink.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.