Selective Insulator Deposition for Electronic Component Electrodes
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Solution Overview
Problem
Existing methods for producing electronic components, such as organic light-emitting diodes, are inefficient due to the high cost and difficulty of applying suitable insulators to separate electrode zones.
Innovation Solution
A method is developed to apply an insulator only to specific zones of an electrically conductive layer, using a substrate with a first and second electrically conductive layer, where the insulator is arranged to separate the electrode zones, allowing for precise structuring and reducing material usage and application complexity.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If suitable insulators are used to separate electrode zones, then the insulating function is achieved, but the production cost increases and application becomes difficult
Solution Approach 1:
The insulator is applied selectively only to specific zones where insulation is required, rather than coating the entire surface. This segmentation approach reduces material usage and simplifies the application process while maintaining the necessary insulating function between electrode zones.
Solution Approach 2:
The insulator is arranged to cover only the specific areas where electrical insulation is needed, leaving other areas uncovered. This local application approach reduces overall material consumption and simplifies the manufacturing process by focusing the coating operation only on critical zones.
2Loss of substance
If insulator is applied to specific zones only, then material cost is reduced, but the precision of application increases
Solution Approach 1:
A mask layer is applied beforehand to define the precise zones where the insulator should be deposited. This preliminary masking step enables subsequent selective coating with high precision, ensuring the insulator is placed exactly where needed without requiring complex real-time control during the coating process.
Solution Approach 2:
A mask layer serves as an intermediary element between the coating process and the substrate, enabling precise control over where the insulator is deposited. The mask layer acts as a template that guides the selective application of the insulator to specific zones while protecting other areas during the coating process.
3Area of stationary object
If conventional coating methods are used, then complete coverage is achieved, but the production time and complexity increase
Solution Approach 1:
The coating process is segmented to apply the insulator only to specific zones rather than coating the entire surface uniformly. This selective approach reduces the total area requiring coating, thereby decreasing production time and process complexity while still achieving complete coverage of the areas where insulation is required.
Solution Approach 2:
Instead of applying a uniform coating across the entire surface, the insulator is applied locally only to zones requiring insulation. This local quality approach reduces the overall coating area, simplifies the manufacturing process, and improves production efficiency by eliminating unnecessary coating operations on non-critical areas.
Data Source
AI summary
A method for producing an electronic component with at least one first electrode zone (21) and one second electrode zone (23), which are separated from one another by an insulator (9) and each comprise at least one sublayer of a first electrically conductive material. Also disclosed is an electronic component, which may be produced using the disclosed method.