High-Purity Bis[2-(diphenylphosphino)phenyl] Ether Oxide for Advanced OLED Applications
Unlocking the potential of next-generation OLED displays with superior host and electron transport materials.
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Bis[2-(diphenylphosphino)phenyl] Ether Oxide
This advanced organic compound, DPEPO, is a cornerstone in the development of high-performance organic light-emitting diodes (OLEDs) and Thermally Activated Delayed Fluorescence (TADF) devices. Its exceptional purity and tailored electronic properties make it an indispensable material for creating brighter, more efficient, and longer-lasting displays and lighting solutions.
- Optimal Performance in OLEDs: As a key component for OLED host materials, electron transport layers (ETL), and hole blocking layers (HBL), DPEPO facilitates efficient charge transport and light emission, contributing to enhanced device efficiency.
- Enabling TADF Technology: DPEPO's specific HOMO/LUMO energy levels are crucial for enabling Thermally Activated Delayed Fluorescence (TADF) mechanisms, allowing for higher quantum efficiencies in OLEDs.
- High Purity for Reliability: Supplied in sublimed form with purity exceeding 99.0% (HPLC), DPEPO ensures consistent and reliable device performance, minimizing the impact of impurities on critical OLED parameters.
- Superior Photophysical Characteristics: With distinct absorption (λmax = 388 nm) and photoluminescence (λmax = 311 nm) properties, DPEPO contributes to excellent color purity and light output in OLED applications.
Key Advantages of Using DPEPO
Enhanced Device Efficiency
Leveraging DPEPO as an OLED host material significantly boosts the efficiency of organic light-emitting diodes by optimizing energy transfer and minimizing non-radiative decay pathways.
Superior Charge Transport
When utilized as an electron transport layer (ETL), DPEPO ensures efficient movement of electrons within the OLED device, contributing to balanced charge injection and improved operational stability.
Robust Device Longevity
The high thermal stability and chemical integrity of DPEPO make it an ideal material for ensuring the longevity and reliability of OLED devices under various operating conditions.
Key Applications
OLED Host Materials
As a high-performance host material, DPEPO is critical for efficiently embedding emissive dopants, thereby enhancing light output and color saturation in OLED displays.
Electron Transport Layers (ETL)
DPEPO's excellent electron mobility properties make it an ideal candidate for ETLs, facilitating efficient electron injection and transport to the emissive layer.
Hole Blocking Layers (HBL)
Its wide band gap and suitable LUMO level allow DPEPO to function effectively as an HBL, preventing hole leakage and improving recombination efficiency in the emissive layer.
TADF Emitter Systems
DPEPO serves as a crucial component in TADF systems, aiding in efficient reverse intersystem crossing and contributing to high efficiency in blue TADF emitters.