Preparation of quinacridonequinones and substituted derivatives of same
US6972333B2 · kind B2 · utility
0Cited by
7References
25Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 14, 2004 |
| Grant date | Dec 6, 2005 |
| Priority date | — |
| Expiry date | Jan 14, 2024 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09B48/00
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A process for by oxidizing a quinacridone in a liquid medium with a non-metal oxidant producing a quinacridonequinone.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.