Iminoisoindolinone pigments, process for their production and use thereof
US4327024A · kind A · utility
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9References
4Claims
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Key dates
| Filing date | Nov 10, 1980 |
| Grant date | Apr 27, 1982 |
| Priority date | — |
| Expiry date | Nov 10, 2000 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09B57/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Iminoisoindolinone pigments of the formula ##STR1## are pigments with excellent color strength and good fastness to light, atmospheric influences, heat and migration, and are suitable for pigmenting organic material of high molecular weight.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.