Thermoplastic polyetherimide ester elastomers
US4556688A · kind A · utility
41Cited by
23References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 11, 1985 |
| Grant date | Dec 3, 1985 |
| Priority date | — |
| Expiry date | Jan 11, 2005 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G73/16
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Novel poly(etherimide esters) are prepared by reacting a diol, a dicarboxylic acid, a poly(oxy alkylene) diamine and a tricarboxylic acid having two vicinal carboxyl groups or the anhydride thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.