Solution-processable conductive polymer films
The conductive polymer composition of doped PEDOT:PSS addresses the low conductivity and acidity issues of conventional PEDOT:PSS films by enhancing conductivity and surface morphology, facilitating its use in high-performance electronic components.
WO2025082613A1 Publication Date: 2025-04-24QDI SYST BV
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Patent Information
- Application Number
- PCT/EP2023/079316
- Authority / Receiving Office
- WO · WO
- Patent Type
- Applications
- Current Assignee / Owner
- Filing Date
- 2023-10-20
- Publication Date
- 2025-04-24
AI Technical Summary
Technical Problem
Conventional PEDOT:PSS films exhibit low conductivity, which is insufficient for applications like infrared and X-ray detectors, and are acidic, risking damage to underlying nanocrystal films.
Method used
A conductive polymer composition comprising PEDOT:PSS, a dopant, and water, which increases conductivity to 500 S/cm or more and improves surface morphology by reducing surface tension, allowing for even spreading on substrates.
Benefits of technology
The doped PEDOT:PSS composition achieves higher conductivity and improved film morphology, enabling its use as a transparent top electrode in electronic components with quantum-confined nanocrystals, while maintaining transparency for photodetector applications.
✦ Generated by Eureka AI based on patent content.
Abstract
The invention relates to conductive polymer compositions and conductive polymer films comprising poly(3,4-ethylenedioxythiophene) polystyrene sulfonate (PEDOT:PSS) and a dopant. The invention further relates to electronic components comprising such conductive polymer films. The invention further relates to methods for producing such electronic components.
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