Process for preparing aromatic polyesters
US5237040A · kind A · utility
1Cited by
4References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 24, 1992 |
| Grant date | Aug 17, 1993 |
| Priority date | — |
| Expiry date | Jan 24, 2012 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G63/78
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A process for preparing aromatic polyesters having excellent physico-mechanical and solvent-resistance properties, consisting in reacting at least a dialkyl ester of an aromatic diacid with an aromatic polycarbonate and/or an aromatic dialkyldicarbonate in the presence of an esterification or transesterification catalyst.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.