2,2-Bis(3-amino-4-hydroxyphenyl)hexafluoropropane, commonly referred to as 6FDAP / HFHA Powder, is a high-purity fluorinated aromatic diamine compound widely utilized as a specialty intermediate in advanced polymer chemistry and high-performance material systems. With its unique molecular structure combining hexafluoropropane moieties, aromatic rings, amino groups, and phenolic hydroxyl groups, this compound provides an excellent balance of thermal stability, chemical resistance, and functional reactivity.
6FDAP / HFHA Powder (CAS: 220426-92-6) is particularly valued in the synthesis of fluorinated polyimides, high-performance resins, specialty coatings, and electronic-grade materials, where strict requirements on purity, consistency, and batch-to-batch reliability are essential. The presence of fluorinated segments significantly improves hydrophobicity, dielectric properties, and oxidative resistance, while the amino and hydroxyl functionalities enable versatile chemical modifications.
Manufactured under controlled conditions and supplied in accordance with international quality standards, 2,2-Bis(3-amino-4-hydroxyphenyl)hexafluoropropane is suitable for R&D laboratories, pilot-scale production, and industrial manufacturing environments serving electronics, aerospace, chemical engineering, and advanced materials sectors.
Functions and Applications
6FDAP / HFHA Powder serves as a critical monomer, imparting the following key functions and enabling diverse high-end applications:
1. Enhanced Solubility & Processability: The -C(CF₃)₂- group increases free volume, reducing inter-chain interactions. This allows for the creation of high-molecular-weight polyimides that are soluble in common organic solvents, enabling easier processing via spin-coating, spraying, or casting-a significant advantage over traditional, intractable polyimides.
2. Superior Thermal & Thermo-Oxidative Stability: Polymers derived from 2,2-Bis(3-amino-4-hydroxyphenyl)hexafluoropropane exhibit very high glass transition temperatures (Tg) and excellent resistance to thermal degradation, making them suitable for high-temperature environments.
3. Low Dielectric Constant & Dissipation Factor: The low polarizability of C-F bonds and increased free volume contribute to exceptionally low dielectric constants (k~2.5-2.8) and dissipation factors. This is paramount for managing signal loss and crosstalk in next-generation microelectronics.
4. High Optical Transparency: Fluorine incorporation reduces charge transfer complex (CTC) formation, resulting in polyimides that are nearly colorless and highly transparent in the visible and near-infrared regions, ideal for optoelectronic components.
5. Excellent Chemical Resistance & Low Water Absorption: The hydrophobic nature of fluorine groups confers outstanding resistance to moisture, solvents, and chemicals, ensuring dimensional and performance stability in harsh conditions.
6. Good Mechanical Properties: Contributes to polymers with high tensile strength, modulus, and toughness.
Other Supplementary Aspects
Quality Assurance
Each batch of CAS 220426-92-6 is manufactured under strict quality control systems, with full traceability, COA, and supporting analytical data available upon request.
Customization & Supply Capability
Custom particle size and purity grades
Flexible packaging options
Stable long-term supply for overseas clients
FAQ
Q: What is the main advantage of using 6FDAP over non-fluorinated diamines?
A: The primary advantage is the simultaneous achievement of high thermal stability and excellent processability/solubility, coupled with low dielectric constant and high optical transparency, which are often mutually exclusive in standard aromatic diamines.
Q: How should I store HFHA Powder to ensure its long-term stability?
A: For optimal stability, store the sealed bags or drums in a cool (2-8°C), dark, and dry environment, preferably under an inert atmosphere. Allow the container to reach room temperature before opening to prevent moisture condensation.
Q: Can you provide technical data sheets (TDS) and material safety data sheets (MSDS)?
A: Yes, comprehensive TDS and MSDS (SDS) documents for CAS: 220426-92-6 are available upon request and will be provided with every shipment.
Q: Do you offer sample quantities for R&D evaluation?
A: Yes, we support our global clients by offering small sample quantities for R&D and formulation testing. Please contact our sales team to arrange a sample.
Q: What is your production capacity and lead time?
A: We operate dedicated production lines with significant annual capacity for 2,2-Bis(3-amino-4-hydroxyphenyl)hexafluoropropane. Lead times vary based on order quantity and stock status; we commit to transparent communication regarding scheduling.
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