Diphenylphosphine Oxide (CAS 4559-70-0): Enhancing Fire Safety and Performance
Discover the advantages of Diphenylphosphine Oxide (DPO) as a superior halogen-free flame retardant and a versatile intermediate for advanced chemical applications. Explore its benefits for your formulations, sourced from a trusted manufacturer in China.
Get a Quote & SampleAdvanced Flame Retardant Properties

Diphenylphosphine Oxide
As a leading manufacturer and supplier of specialty chemicals in China, we offer Diphenylphosphine Oxide (CAS 4559-70-0) that stands out for its exceptional performance. Compared to traditional flame retardants, DPO provides higher flame retardant efficiency, improved glass transition temperature, and enhanced heat resistance, making it an ideal choice for demanding applications. Buy DPO to elevate the safety and performance of your products.
- Superior Flame Retardant Efficiency: Learn how to effectively buy diphenylphosphine oxide for better fire protection in polymers.
- High Glass Transition Temperature & Heat Resistance: Source from a reliable manufacturer for applications requiring thermal stability.
- Low Hygroscopic & Dielectric Properties: Discover the advantages of using our DPO supplier for electronic materials.
- Versatile Intermediate: Explore the potential to purchase DPO for organic synthesis and pharmaceutical development.
Key Advantages of Our Diphenylphosphine Oxide
Halogen-Free Solution
Our Diphenylphosphine Oxide is a critical component in developing halogen-free flame retardant systems, offering an environmentally conscious alternative. Purchase DPO to meet stringent regulatory requirements.
Enhanced Material Performance
Utilize Diphenylphosphine Oxide as a reactive flame retardant for epoxy resin copper-clad laminates, improving overall material properties and safety. Get a quote from our trusted supplier.
Broad Application Spectrum
From advanced polymers to electronic materials and pharmaceutical intermediates, the applications for DPO are extensive. Partner with a dependable manufacturer to buy cas 4559-70-0.
Diverse Applications of Diphenylphosphine Oxide
Flame Retardants
Diphenylphosphine oxide is an essential intermediate for halogen-free flame retardants, ideal for plastics and electronics. Buy DPO for improved fire safety.
Polymer Modification
As a reactive flame retardant, it enhances the thermal and dielectric properties of epoxy resins and other polymers. Inquire about DPO price and availability.
Organic Synthesis
Its utility as a ligand in coordination chemistry and a reagent in various synthetic routes makes it valuable for chemists. Find a DPO supplier for your research needs.
Pharmaceutical Intermediates
Diphenylphosphine oxide serves as a crucial building block in the synthesis of complex pharmaceutical compounds. Contact us for a bulk quote.