Iminoisoindoline pigments
US4052410A · kind A · utility
4Cited by
2References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 12, 1976 |
| Grant date | Oct 4, 1977 |
| Priority date | — |
| Expiry date | Jul 12, 1996 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09B57/04
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Iminoisoindolinone pigments of the formula ##STR1## wherein X represents halogen atoms, PA1 Y represents a halogen atom, an alkoxy, cycloalkoxy, aralkoxy, aryloxy, alkylthio or arylthio group, PA1 R represents an aromatic radical containing a cyclic bound -CONH group, and PA1 Q represents an O-atom or the group .dbd.N-R are useful for coloring plastics and lacquers in yellow shades having excellent fastness properties.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.