Process for dyeing wool-containing fibre materials
US5611820A · kind A · utility
0Cited by
1References
14Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 6, 1995 |
| Grant date | Mar 18, 1997 |
| Priority date | — |
| Expiry date | Nov 6, 2015 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S8/917
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
The invention relates to a process for dyeing wool-containing fibre materials with anionic dyes, which comprises dyeing said materials in the presence of a wool protective agent containing at least one compound of formula ##STR1## wherein the variables are as claimed in the claims. Rubfast level dyeings with no impairment of wool quality are obtainable by said process.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.