Isoindoline-azine nickel complex with piperazine
US4327212A · kind A · utility
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3References
1Claims
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Assignee
Inventors
Key dates
| Filing date | May 19, 1980 |
| Grant date | Apr 27, 1982 |
| Priority date | — |
| Expiry date | May 19, 2000 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09B57/04
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The isoindoline-azine nickel complex of the formula ##STR1## colors plastics, lacquers and printing inks in yellow shades of outstanding fastness properties.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.