Advanced Polyurethane Performance with MDBA Chain Extender
Discover the benefits of using high-quality aromatic diamine chain extenders like MDBA for superior polyurethane and polyurea formulations. Enhance your product's durability and performance.
Get a Quote & SampleElevate Your Polyurethane Formulations with a Reliable Supplier

4,4'-Methylenebis(N-sec-butylaniline) – Your Trusted Chain Extender
As a leading manufacturer and supplier of specialty chemicals in China, we offer a premium liquid aromatic diamine chain extender, essential for optimizing polyurethane and polyurea systems. We provide competitive pricing and stable supply.
- Enhance Your Product's Strength and Adhesion: Integrate our chain extender to improve material bonding and overall structural integrity for your applications.
- Benefit from Low Toxicity and Ease of Use: Our chain extender is formulated for safety, featuring low toxicity and a liquid form for straightforward handling by any professional.
- Achieve Superior Performance in Diverse Systems: Whether for rigid foams, flexible foams, coatings, or elastomers, our product delivers consistent, high-quality results.
- Secure Your Supply Chain with a Dependable Manufacturer: Partner with us for reliable availability and expert support for your chemical sourcing needs.
Key Advantages of Our Chain Extender
Liquid Form for Easy Handling
As a liquid secondary diamine, this chain extender offers unparalleled ease of use, simplifying your manufacturing processes and reducing operational complexities. Buy now for seamless integration.
Improved Polymer Properties
Experience enhanced mechanical properties such as increased tensile strength, tear strength, and load-bearing capacity in your final polyurethane products. Excellent for demanding applications.
Broad Application Compatibility
This versatile chain extender is compatible with a wide range of polyols and co-curing agents, making it an ideal choice for diverse polyurethane and polyurea formulations. Get a quote for bulk purchase.
Versatile Applications in Polyurethane Technology
Flexible Foams
Improve the density, strength, and load-bearing capacity of TDI and MDI-based flexible foams. A crucial component for high-performance foam products.
Rigid Foams
Enhance compressive strength, dimensional stability, and reduce brittleness in rigid polyurethane and polyisocyanurate foams, lowering thermal conductivity for better insulation.
Coatings, Adhesives, Sealants, and Elastomers
Achieve superior adhesion, surface quality, and durability in various CASE applications. Ideal for manufacturers looking to buy high-performance additives.
Polyurea and Repair Compounds
Suitable for spray polyurea formulations and metal/concrete repair compounds, offering improved impact resistance and adhesion to substrates.