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US 8,928,215 B2Granted
Electron emission element and method for manufacturing the same
AssigneeIntellectual Discovery Co., Ltd.
InventorsJin Seok Park, Bu Jong Kim, Won Kim, Sang Hyuk Lee
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Abstract
An electron emission device and a method of manufacturing the same are provided. The electron emission device includes i) a hydrophilic resin substrate and ii) carbon nano tubes that are positioned on the resin substrate. Surface roughness Ra of the resin substrate is 7.3 μm to 9.75 μm.
Claims9
An electron emission device, comprising:
- a hydrophile resin substrate;
- and
- carbon nano tubes that are positioned on the resin substrate,
- wherein average surface roughness Ra of the resin substrate is 7.3 μm to 9.7 μm.
1 more element
Dependencies are inferred from the claim text.