Iminoisoindolinone pigments
US3944547A · kind A · utility
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1References
6Claims
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Key dates
| Filing date | Aug 5, 1974 |
| Grant date | Mar 16, 1976 |
| Priority date | — |
| Expiry date | Aug 5, 1994 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09B57/04
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
New Iminoisoindolinone pigments of the formula ##SPC1## Wherein R.sub.1 denotes aromatic radicals, R.sub.2 denotes an H atom, and alkyl group containing 1-6 C atoms, a cycloalkyl group containing 5-6 C atoms or an isocyclic or heterocyclic aromatic radical, X.sub.3 denotes a direct bond or an imino group, the X denote halogen atoms, and Y and Z denote halogen atoms, alkoxy or alkylmercapto groups containing 1-6 C atoms, cycloalkoxy groups containing 5-6 C atoms, aralkoxy, aryloxy or arylmercapto groups, which are useful for pigmenting high molecular organic material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.