Patent · US Expired

Polythiophenes and devices thereof

US6872801B2 · kind B2 · utility

21Cited by
8References
25Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 11, 2002
Grant dateMar 29, 2005
Priority date
Expiry dateJan 11, 2022

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10K85/151
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A polythiophene wherein the monomer segments thereof contain: wherein A is a side chain; B is hydrogen or a side chain; and D is a divalent segment, and wherein the number of A-substituted thienylene units (I) in the monomer segments is from about 1 to about 10, the number of B-substituted thienylene units (II) is from 0 to about 5, and the number of divalent segments D is 0 or 1.

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