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US 8,273,459 B2Granted
Transparent composite conductors having high work function
AssigneeE. I. Du Pont de Nemours and Company
InventorsChe-Hsiung Hsu, Hjalti Skulason, Daniel David Lecloux, Eric Maurice Smith, Shawn Yeisley, Robert Clayton Wheland
Life of this patent
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Abstract
There is provided a transparent composite conductor. The composite conductor has a first layer that includes a transparent conductive material and a second layer that includes a fluorinated acid polymer.
Claims9
A composite conductor of having a work function greater than 5.0 eV, comprising
- a first layer comprising a transparent conductive material, and
- a second layer consisting of a fluorinated acid polymer, wherein the fluorinated acid polymer is a sulfonimide polymer having Formula IX:
- where:
- Rf is selected from fluorinated alkylene, fluorinated heteroalkylene, fluorinated arylene, or fluorinated heteroarylene;
- Rg is selected from fluorinated alkylene, fluorinated heteroalkylene, fluorinated arylene, fluorinated heteroarylene, arylene, or heteroarylene;
- and
- n is at least 4.
4 more elements
Dependencies are inferred from the claim text.