Thermotropic liquid crystalline polymers
US4617370A · kind A · utility
6Cited by
7References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 30, 1986 |
| Grant date | Oct 14, 1986 |
| Priority date | — |
| Expiry date | Jan 30, 2006 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G63/605
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Thermotropic polymers containing ester linkages and having liquid crystalline properties in the molten state are prepared with certain aromatic diols, such as tetramethyl dihydroxy biphenyls having halogen substituents meta to the oxygen atoms.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.