Patent · US Expired

Polynuclear fused aromatic ring type polymer and preparation thereof

US4463162A · kind A · utility

7Cited by
2References
41Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 4, 1981
Grant dateJul 31, 1984
Priority date
Expiry dateDec 4, 2001

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G65/4006
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A condensation polymer having a .eta.sp/C=0.1-1.5, containing an anthracene unit in the main chain of the polymer, which is found to have various functions of ultraviolet absorption, fluorescence emission, photoconductivity, organic semiconductor characteristics, etc. as well as excellent flexibility and mechanical strength, is prepared by condensation of an anthracenediol compound with a dicarboxylic acid dihalide or a hydrocarbylene dihalide.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.