Dyeing composition for fibrous materials
US4844712A · kind A · utility
1Cited by
4References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 7, 1984 |
| Grant date | Jul 4, 1989 |
| Priority date | — |
| Expiry date | May 7, 2004 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD06P1/6495
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
An enhancer or promoter useful for improving the dyeing of fibrous materials is described. This enhancer is N-acetyl ethanolamine. It operates to facilitate dyeing of the material so as to accelerate, deepen and/or fix the coloration imparted to the material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.