Polyetherimide copolymers
US4550156A · kind A · utility
14Cited by
9References
6Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 26, 1984 |
| Grant date | Oct 29, 1985 |
| Priority date | — |
| Expiry date | Oct 26, 2004 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G73/1071
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
This invention is concerned with a new class of polyetherimide copolymers. More particularly, the invention is concerned with polyetherimide copolymers containing polyetherimide repeating units and repeating polyimide units. The polyetherimide compositions have improved solvent resistance and good heat properties.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.