CAS · 1478-61-1
Product Overview
4,4-(Hexafluoroisopropylidene)diphenol丨1478-61-1, commonly referred to as bisphenol AF (BPAF), with the CAS number 1478-61-1, is an organic compound that belongs to the class of fluorinated bisphenols. It is widely used in the production of specialty polymers and high-performance materials. This compound contains two phenol groups linked by a hexafluoroisopropylidene group, providing it with unique properties, particularly in applications requiring chemical resistance and high thermal stability.
Synthesis:
4,4-(Hexafluoroisopropylidene)diphenol丨1478-61-1 is synthesized through the reaction of hexafluoroacetone with phenol or diphenolic acid under specific reaction conditions, often involving a strong base or acid catalyst. This reaction introduces the hexafluoroisopropylidene group (-CF2) to the phenolic structure, producing a compound with enhanced thermal stability and chemical resistance.
Product Specifications
| Property | Value |
|---|---|
| Appearance | White to gray powder |
| Assay | 99.5% min |
| Melting Point | 159 to 162°C |
| Free Phenol | 0.1% max |
| Water | 0.1% max |
| R457 Whiteness | 90 min |
Applications
1.Polymer and Resin Production:
BPAF is widely used as a monomer in the production of fluorinated polymers, which are known for their excellent thermal stability, chemical resistance, and low surface energy. These properties make fluorinated polymers ideal for use in demanding applications such as aerospace, electronics, and automotive industries.
Polyimides and polycarbonate resins can be produced by polymerizing BPAF with other monomers, forming high-performance materials that can withstand extreme conditions. These materials are utilized in applications where conventional polymers would break down or degrade.
2.Coatings and Surface Treatments:
The fluorinated structure of 4,4-(Hexafluoroisopropylidene)diphenol丨1478-61-1 imparts hydrophobic and oleophobic properties to coatings, making it highly useful in the development of water-repellent or oil-resistant materials. This characteristic is beneficial in the manufacturing of non-stick coatings, waterproof fabrics, and protective coatings for electronic devices and machinery.
Fluorinated polymers derived from BPAF are also used in the formulation of corrosion-resistant coatings, which find applications in industries dealing with harsh chemicals and extreme environments, such as chemical processing and marine applications.
3.Semiconductor and Electronics Industry:
Due to its excellent insulating properties and thermal stability, BPAF-based materials are used in the electronics industry, particularly in semiconductor devices, printed circuit boards, and dielectrics. The fluorinated polymers produced using BPAF help improve the performance and reliability of electronic components under high-temperature and high-stress conditions.
These materials are also used in lithography, where their resistance to chemical etchants and high temperatures makes them ideal for applications in semiconductor fabrication.
4.Fluorinated Epoxy Resins:
BPAF is used in the production of fluorinated epoxy resins. These resins exhibit superior resistance to chemical corrosion, heat, and weathering, making them ideal for use in aerospace, automotive, and marine industries. Fluorinated epoxy resins are used for adhesives, coatings, and sealants that must maintain integrity under extreme conditions.
5.Ion Exchange Materials:
The fluorinated nature of 4,4-(Hexafluoroisopropylidene)diphenol丨1478-61-1 makes it useful in ion-exchange materials, which are employed in water treatment and separation processes. These materials are utilized in applications that require high selectivity for certain ions or molecules while remaining stable in aggressive chemical environments.
6.High-Performance Lubricants:
BPAF-derived fluorinated polymers can be used to create high-performance lubricants that are effective at high temperatures, in low friction conditions, and in chemically aggressive environments. These lubricants are often used in aerospace, automotive, and industrial machinery to reduce wear and improve the lifespan of components.
Benefits
The key benefits and differentiators of this product are available on request. Contact us for performance data, comparative specifications and selection guidance.
Conclusion
4,4-(Hexafluoroisopropylidene)diphenol丨1478-61-1, is a versatile compound widely used in the production of high-performance polymers, fluorinated resins, and specialty coatings. Its fluorinated structure imparts remarkable chemical resistance, high thermal stability, and low surface energy, making it valuable in demanding industries such as aerospace, electronics, and automotive manufacturing. Its applications continue to grow as the need for advanced materials capable of withstanding extreme conditions increases across various industrial sectors.
Previous
Palladium Monoxide丨CAS 1314-08-5
Next