Aromatic liquid-crystalline polyester composition and film of the same
US7344657B2 · kind B2 · utility
41Cited by
3References
5Claims
0Family size
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Key dates
| Filing date | Sep 23, 2005 |
| Grant date | Mar 18, 2008 |
| Priority date | — |
| Expiry date | Mar 23, 2026 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31786
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An aromatic liquid-crystalline polyester composition is provided, which comprises at least one compound selected from an aliphatic carboxylate aryl ester and an aromatic carboxylic anhydride; an aromatic liquid-crystalline polyester; and a solvent containing at least 30% by weight of a halogen-substituted phenol compound. Using the composition, an aromatic liquid-crystalline polyester film with a low viscosity in melting state can be obtained.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.