3,3'-Sulfonyldianiline (CAS 599-61-1): Your Premier Epoxy Curing Agent & Polymer Monomer Supplier
Discover the exceptional properties and diverse applications of 3,3'-Sulfonyldianiline, a key organic intermediate. We are a leading manufacturer and supplier, providing high-purity solutions to enhance your material performance. Get your quote and samples today!
Get a Quote & SampleUnlock Superior Material Performance with Our 3,3'-Sulfonyldianiline

3,3'-Sulfonyldianiline (CAS 599-61-1)
As a trusted supplier of 3,3'-Sulfonyldianiline in China, we offer a high-purity compound essential for advanced material synthesis. Our product is recognized for its role as an excellent epoxy resin curing agent, significantly boosting the thermal and mechanical properties of cured resins. Furthermore, it serves as a vital monomer for producing high-performance polysulfonamide (PSA) fibers. Rely on us, your dedicated manufacturer, for consistent quality and competitive pricing.
- Enhance Epoxy Resin Performance: Utilize 3,3'-Sulfonyldianiline as a curing agent to achieve superior heat resistance and mechanical strength in your epoxy formulations. We are a reliable epoxy resin curing agent supplier.
- Key Monomer for PSA Fibers: Integrate this compound into your production process for polysulfonamide fibers, known for their outstanding thermal stability and chemical inertness.
- Guaranteed High Purity: Our 3,3'-Sulfonyldianiline boasts a purity of ≥99.0%, ensuring optimal performance in demanding applications.
- Trusted Manufacturer in China: Benefit from direct sourcing from a reputable 3,3'-Sulfonyldianiline manufacturer in China, ensuring supply chain reliability and cost-effectiveness.
Key Advantages of Our 3,3'-Sulfonyldianiline
Exceptional Thermal Stability
When used as an epoxy resin curing agent, 3,3'-Sulfonyldianiline significantly improves the thermal resistance of the final product, making it ideal for high-temperature applications. Find the best price for 3,3'-sulfonyldianiline with us.
Enhanced Mechanical Properties
The unique chemical structure of this diamine contributes to increased hardness, tensile strength, and durability in polymers. Consider us your go-to supplier for performance-enhancing materials.
Versatile Chemical Intermediate
Beyond epoxy resins, its role as a monomer in polysulfonamide fiber production highlights its versatility in creating advanced textiles and materials. We are a key organic intermediate supplier.
Diverse Applications Supported by 3,3'-Sulfonyldianiline
Epoxy Resin Curing
As a primary epoxy resin curing agent, it facilitates cross-linking to create robust, heat-resistant thermosets for adhesives, coatings, and composite materials. Buy 3,3'-sulfonyldianiline for your formulation needs.
Polysulfonamide Fiber Synthesis
Serves as a crucial monomer for producing high-performance PSA fibers, valued for their thermal stability and flame resistance in specialized textiles.
Advanced Polymer Production
Its chemical structure makes it a valuable building block for other high-performance polymers requiring excellent thermal and chemical resistance.
Specialty Adhesives and Composites
Contributes to the development of advanced composite materials and structural adhesives used in aerospace, automotive, and electronics industries. We are a leading manufacturer of 3,3'-diaminodiphenyl sulfone.