Production of melt consistent aromatic polyesters
US4742149A · kind A · utility
13Cited by
3References
19Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 10, 1985 |
| Grant date | May 3, 1988 |
| Priority date | — |
| Expiry date | May 10, 2005 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K3/105
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The production of oxybenzoyl polyesters is facilitated by the incorporation of a salt, particularly an alkali earth metal salt, and preferably potassium sulfate, during the production enabling the consistent production from these polyesters of molded articles of improved appearance and excellent properties.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.