Carbon nanotube-containing dispersion and the use thereof in the production of electrodes

The invention relates to a dispersion comprising a dispersion medium, a polymeric dispersing agent, and carbon nanotubes dispersed in the dispersion medium. The proportion of carbon nanotubes present in the form of agglomerates with an average agglomerate size of above or equal of 1 miu to the total...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: KRUEGER LARS, RITTER JOACHIM, ULBRICH DAGMAR, HOHEISEL WERNER
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:The invention relates to a dispersion comprising a dispersion medium, a polymeric dispersing agent, and carbon nanotubes dispersed in the dispersion medium. The proportion of carbon nanotubes present in the form of agglomerates with an average agglomerate size of above or equal of 1 miu to the total quantity of carbon nanotubes below or equal of 10 vol%, and above or equal of 70% of the carbon nanotubes which are not present in the agglomerated form have a length of above or equal of 200 nm. The invention further relates to a method for producing such a dispersion, to a method for producing an electrode with the dispersion, to an electrode obtained in this manner, and to an electrochemical element containing the electrode.