Process to synthesize liquid crystalline polyesters
US5149757A · kind A · utility
1Cited by
2References
6Claims
0Family size
Assignee
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Key dates
| Filing date | May 1, 1990 |
| Grant date | Sep 22, 1992 |
| Priority date | — |
| Expiry date | May 1, 2010 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K19/3809
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Liquid crystalline polyesters of the aromatic triad type are formed by reaction of an alkylene bis(acetoxybenzoate) monomer and an aromatic dicarboxylic acid monomer with removal of acetic acid by-product therefrom.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.