Use of 1:2 chrome complex dyes for dyeing leather and furs
US4507125A · kind A · utility
0Cited by
3References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 26, 1983 |
| Grant date | Mar 26, 1985 |
| Priority date | — |
| Expiry date | Oct 26, 2003 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S534/01
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
The dyes of the formula I given in claim 1 are suitable for dyeing furs and especially leather. They are preferably used in admixture with one or more suitable yellow, blue or red dyes for dyeing leather in dark shades.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.