Patent · US Expired

Use of sulphonic, phosphonic and phosphoric acids as dopants for polyaniline and for conductive polyaniline-based composite materials

US7101495B2 · kind B2 · utility

1Cited by
5References
30Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 4, 2002
Grant dateSep 5, 2006
Priority date
Expiry dateMar 24, 2023

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31786
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

The invention relates to the use of sulphonic, phosphonic and phosphoric acids functionalized with plasticizing groups as dopants for conductive polyaniline films and for conductive polyaniline-based composite materials. These acids correspond to the following formula (I):in which:

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