Coloration of linear polymers by co-polycondensation with pigments
US4002591A · kind A · utility
4Cited by
17References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 7, 1973 |
| Grant date | Jan 11, 1977 |
| Priority date | — |
| Expiry date | Feb 7, 1993 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K5/3465
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Process for the coloration of a linear polymer which comprises effecting the polycondensation of the monomer in the presence of a pigment of the polycyclic polycarboximide series containing two primary amine or haloformyl functional groups and copolycondensates obtained by this process.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.