Diols and polyesters made therefrom
US5157102A · kind A · utility
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11Claims
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Assignee
Inventors
Key dates
| Filing date | Sep 23, 1991 |
| Grant date | Oct 20, 1992 |
| Priority date | — |
| Expiry date | Sep 23, 2011 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C2603/52
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Provided is indeno[1,2-.beta.] fluorene-6,12-diol, useful as an intermediate to polyesters. Also provided are derivatives of this compound and novel polyesters having residues of indeno[1,2-.beta.] fluorene-6,12-diol or its derivatives copolymerized therein and shaped or formed articles comprised of the novel polyesters.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.