Aromatic polyamidoimides having maleimido end groups
US4927900A · kind A · utility
18Cited by
1References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 24, 1989 |
| Grant date | May 22, 1990 |
| Priority date | — |
| Expiry date | Mar 24, 2009 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G73/14
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Novel curable aromatic polyamidoimides having maleimido end groups, well adopted as coating solutions or for the production of solid shaped articles, are prepared by the direct interreaction among (i) an aromatic diisocyanate, (ii) a monoanhydride of a tricarboxylic acid and (iii) a monocarboxylic acid bearing a maleimido substituent, and have the following structural formula (I): ##STR1##
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.