Asymmetric 1:2 chrome complex dyes containing an azo and an azomethine compound
US4563193A · kind A · utility
3Cited by
2References
9Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 7, 1983 |
| Grant date | Jan 7, 1986 |
| Priority date | — |
| Expiry date | Nov 7, 2003 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S8/926
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The novel asymmetric 1:2 chrome complex dyes of the formula I given in claim 1 are suitable in particular for dyeing wool or polyamide and especially leather.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.