Method for making polyetherimide
US3991004A · kind A · utility
23Cited by
1References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 2, 1975 |
| Grant date | Nov 9, 1976 |
| Priority date | — |
| Expiry date | Jan 2, 1995 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G73/1071
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A method is provided for making polyetherimides involving the reaction of aromatic bis(etheranhydride)s and organic diamines in the presence of an inert nonpolar organic solvent at temperatures of at least 130.degree. C. The polyetherimides are useful as injection molding compounds.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.