Disperse dyes
US5869628A · kind A · utility
2Cited by
4References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 26, 1997 |
| Grant date | Feb 9, 1999 |
| Priority date | — |
| Expiry date | Aug 26, 2017 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S8/922
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Disperse dyes of formula ##STR1## wherein R.sub.1 is chloro or bromo, PA1 R.sub.2 is methyl or ethyl, and PA1 R.sub.3 is methyl or ethyl. The dyes are particularly suitable for dyeing or printing polyester fiber textile material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.