Patent · US Expired

Derivatized polythiophenes and devices comprising same

US5519147A · kind A · utility

24Cited by
6References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 23, 1995
Grant dateMay 21, 1996
Priority date—
Expiry dateFeb 23, 2015

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D495/14
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Novel polythiophene derivatives are provided along with sensing devices comprising such derivatives in a layer disposed upon a substrate. In preferred embodiments, the polythiophene derivatives bear crown ether moieties covalently bound to 3 positions of adjacent thiophene units.

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