Moldable/extrudable thermotropic aromatic copolyesteramides
US4925911A · kind A · utility
1Cited by
8References
11Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 21, 1989 |
| Grant date | May 15, 1990 |
| Priority date | — |
| Expiry date | Feb 21, 2009 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G69/44
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
High molecular weight thermotropic aromatic copolyesteramides which can be molded/extruded into useful shaped articles having improved mechanical properties are comprised of recurring structural units of the formulae (I), optionally (II), (III) and (IV): ##STR1## and have yield temperatures ranging from 200.degree. to 350.degree. C.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.