Process for fixing direct and reactive dyestuffs on cellulosic fibers with addition of magnesium salt and zirconium salt to fixing agent
US4547196A · kind A · utility
1Cited by
7References
9Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 13, 1984 |
| Grant date | Oct 15, 1985 |
| Priority date | — |
| Expiry date | Feb 13, 2004 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S8/918
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A process is disclosed for fixing direct and reactive dyestuffs on cellulosic fibers. According to the process, a zirconium salt is added to a conventional fixating agent, especially the condensation product of formaldehyde with a compound containing as part of the molecule at least one amino group.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.