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Transparent conductive films containing carbon nanotubes and touch panel

  • US 8,741,434 B2
  • Filed: 10/07/2008
  • Issued: 06/03/2014
  • Est. Priority Date: 08/14/2008
  • Status: Expired due to Fees
First Claim
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1. A transparent conductive polycarbonate film, comprising a multi-layered transparent conductive layer formed on at least one side of a transparent polycarbonate film, wherein the multi-layered transparent conductive layer comprises an adhesive layer disposed on one surface of the transparent polycarbonate film, a protective layer, and a primary conductive layer interposed between the adhesive layer and the protective layer, wherein the primary conductive layer, the adhesive layer and the protective layer each each comprise double-wall or multi-wall carbon nanotubes with carboxylic groups introduced at the end and surface of the carbon nanotubes and a binder, and wherein the primary conductive layer, the adhesive layer and the protective layer have different amount of binder mixed therein.

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