Patent · US Expired

Diols and polyesters made therefrom

US5157102A · kind A · utility

0Cited by
0References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 23, 1991
Grant dateOct 20, 1992
Priority date
Expiry dateSep 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.