Extrusion-grade compositions comprising mixtures of wholly aromatic polyesters
US4851480A · kind A · utility
2Cited by
6References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 9, 1987 |
| Grant date | Jul 25, 1989 |
| Priority date | — |
| Expiry date | Jun 9, 2007 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L67/00
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
This invention relates to extrusion-grade compositions comprising mixtures of wholly aromatic polyesters. These compositions can be extruded into smooth films and sheets having good properties and pleasing visual appearances.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.