Manufacturing process for liquid crystalline polymer
US8697817B2 · kind B2 · utility
11Cited by
5References
27Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 2, 2004 |
| Grant date | Apr 15, 2014 |
| Priority date | — |
| Expiry date | Nov 12, 2030 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G63/605
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The properties of a liquid crystalline polymer (LCP) containing ester linkages and made in the presence of an excess of diol are improved by treating the LCP with a dicarboxylic acid at elevated temperature. The resulting LCPs are useful as molding resins and for films.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.