Triphendioxazine pigments, intermediates, their method of making and uses thereof
US6515123B2 · kind B2 · utility
2Cited by
9References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 9, 2001 |
| Grant date | Feb 4, 2003 |
| Priority date | — |
| Expiry date | Feb 9, 2021 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09B68/46
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The invention is directed to carbamate group containing non chloranil based triphendioxazine compounds useful as pigments which are readily convertible into the corresponding triphendioxazine pigments without carbamate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.