Bis-1:2-chromium complexes of disazo dyes, and their preparation and use
US4502860A · kind A · utility
2Cited by
7References
15Claims
0Family size
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Inventor
Key dates
| Filing date | Jun 20, 1983 |
| Grant date | Mar 5, 1985 |
| Priority date | — |
| Expiry date | Jun 20, 2003 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S8/917
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Dyes of the formula I ##STR1## in which A, B, C, D, E, F, Z, Z', X, X', n, n.sub.1, n.sub.2 and n.sub.3, p and Ka.sup..sym. are as defined in claim 1, are particularly suitable for dyeing wool or polyamide and especially leather.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.