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Spezifikation
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Name:
DPVBi
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Vollständiger Name:
4,4'-Bis(2,2-diphenylvinyl)-1,1'-diphenyl
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CAS-Nummer:
142289-08-5
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Chemische Formel:
C₄₀H₃₀
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Molekulargewicht:
510.67 g/mol
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Absorption:
λmax = 351 nm in THF
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Photolumineszenz:
λmax = 447 nm in THF
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HOMO/LUMO:
HOMO = 5.9 eV, LUMO = 2.8 eV
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Synonyms:
4,4'-Bis(2,2-diphenylvinyl)biphenyl, 4,4'-Bis(2,2-diphenylethenyl)-1,1'-biphenyl
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Klassifizierung:
Organic light-emitting diodes, Hole injection layer materials (HIL), Hole transport layer materials (HTL), Host materials, TADF materials
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Reinheit:
Sublimed: >99.0% (HPLC)
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Schmelzpunkt:
207 °C
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Aussehen:
Yellow powder
DPVBi >99% – High-Purity Host, HIL, and HTL Material for OLED Applications
Noctiluca proudly presents DPVBi, a high-purity (>99.0% HPLC) material tailored to meet the exacting standards of advanced organic light-emitting diode (OLED) technologies. Formally known as 4,4′-Bis(2,2-diphenylvinyl)-1,1′-diphenyl, with the molecular formula C₄₀H₃₀ and CAS number 142289-08-5, DPVBi combines exceptional optical properties with reliable charge transport characteristics.
This versatile compound excels as a host material, Hole Injection Layer (HIL), and Hole Transport Layer (HTL), offering critical contributions to device efficiency, brightness, and operational stability in OLED applications, including high-resolution displays and energy-efficient lighting systems.
Molecular Structure and Properties of DPVBi
DPVBi is a biphenyl-based compound with a molecular weight of 510.67 g/mol and a distinct yellow powder appearance. It features strong optical absorption with a peak (λₘₐₓ) at 351 nm in THF and exhibits a photoluminescence emission maximum (λₘₐₓ) at 447 nm in THF.
The electronic properties of DPVBi include a HOMO level of 5.9 eV and a LUMO level of 2.8 eV, ensuring effective charge injection and transport capabilities. These characteristics make DPVBi a preferred material in OLED systems that demand high energy efficiency and stability.
Key Features of DPVBi
- Exceptional Purity for Optimal Performance: Noctiluca’s DPVBi undergoes advanced purification processes, including sublimation and high-performance liquid chromatography (HPLC), achieving a purity level of >99.0%. This ensures consistent material quality, superior device stability, and reproducible performance in OLED applications.
- Optimized for Host and Transport Layers: DPVBi serves as an excellent host material in OLED emissive layers, effectively facilitating energy transfer to dopants for enhanced device efficiency. It also supports Hole Injection Layer (HIL) and Hole Transport Layer (HTL) applications by promoting efficient charge mobility and reducing energy loss within the device.
- Thermal and Structural Stability: DPVBi features a melting point (Tm) of 207 °C, providing excellent thermal stability during both processing and operation. This ensures structural integrity and consistent performance over extended periods, even in demanding device conditions.
- Compatibility with OLED Fabrication Techniques: DPVBi is highly versatile and can be seamlessly integrated into OLED fabrication processes, including vacuum deposition and solution-based methods. This compatibility supports its application across both research and large-scale production environments.
The Role of DPVBi in Advanced OLED Technologies
DPVBi plays a critical role in enhancing the performance and efficiency of modern OLED devices. As a host material, it enables efficient energy transfer to emitters, optimizing light emission and ensuring colour purity in emissive layers. Its additional function as a Hole Injection Layer (HIL) and Hole Transport Layer (HTL) material supports efficient charge injection and hole mobility, improving charge balance and overall device efficiency.
The strong optical and thermal properties of DPVBi make it particularly valuable for OLED displays and lighting solutions, where stable and vibrant blue light emission is crucial. Its robust molecular structure and exceptional purity further contribute to device longevity and performance reliability in next-generation optoelectronic systems.
Conclusion
At Noctiluca, DPVBi >99% exemplifies our dedication to delivering premium materials for OLED and optoelectronic applications. With outstanding optical properties, high thermal stability, and optimized charge transport capabilities, DPVBi empowers manufacturers and researchers to achieve superior performance in OLED displays, lighting, and energy-efficient systems.
Explore the benefits of DPVBi for your OLED projects and discover how Noctiluca’s advanced materials are driving innovation in cutting-edge optoelectronic technologies.
