Patent · US Active

Process for producing conducting polymers

US8663505B2 · kind B2 · utility

16Cited by

8References

16Claims

0Family size

Assignee

HERAEUS PRECIOUS METALS GMBH & CO. KG · DE

Inventors

Wilfried Loevenich · Bensberg, DE
Rudolf Hill · Langenfeld, DE
Andreas Elschner · Mülheim, DE
Friedrich Jonas · Aachen, DE
Udo Guntermann · Krefeld, DE

Key dates

Filing date	Aug 27, 2008
Grant date	Mar 4, 2014
Priority date	—
Expiry date	Jul 2, 2030

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02E60/13
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

The present invention relates to novel processes for preparing an aqueous or nonaqueous dispersion or solution comprising at least one conductive polymer and at least one polyanion, characterized in that the polymerization is performed at a pressure below atmospheric pressure, to aqueous or nonaqueous dispersions or solutions prepared by this process and to the use thereof.

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