Products Resin Wannate-8779-Polyisocyanate-Crosslinker

WANNATE 8779 Polyisocyanate Crosslinker

    • Product Name: WANNATE 8779 Polyisocyanate Crosslinker
    • Chemical Name (IUPAC): Methylenediphenyl diisocyanate
    • CAS No.: 855446-74-9
    • Chemical Formula: MDI (Polymeric Methylene Diphenyl Diisocyanate)
    • Form/Physical State: Liquid
    • Factroy Site: West Ujimqin Banner, Xilingol League, Inner Mongolia, China
    • Price Inquiry: sales9@bouling-chem.com
    • Manufacturer: Bouling Coating
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    Specifications
    HS Code 645096
    Chemical Name WANNATE 8779 Polyisocyanate Crosslinker
    Appearance Clear to pale yellow liquid
    Main Component Aliphatic polyisocyanate
    Nco Content Approximately 20%
    Viscosity 25c 1500-2500 mPa·s
    Solid Content 70% (approximate)
    Solvent Butyl acetate
    Flash Point 45°C
    Density 20c 1.15 g/cm³
    Recommended Storage Temperature 5–35°C
    Shelf Life 12 months
    Application Crosslinker for 2K polyurethane coatings

    As an accredited WANNATE 8779 Polyisocyanate Crosslinker factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing WANNATE 8779 Polyisocyanate Crosslinker is packaged in a 220 kg blue steel drum with a tight-sealing lid for secure transport.
    Container Loading (20′ FCL) Container Loading (20′ FCL): 80 drums (200kg net each) per 20-foot container, totaling 16,000 kg of WANNATE 8779 Polyisocyanate Crosslinker.
    Shipping WANNATE 8779 Polyisocyanate Crosslinker should be shipped in tightly sealed containers, protected from moisture, heat, and direct sunlight. Transport according to local regulations for hazardous materials, typically under UN 1866 (Resin solution, flammable). Ensure upright positioning and proper labeling. Avoid contact with incompatible substances, and handle with appropriate personal protective equipment.
    Storage WANNATE 8779 Polyisocyanate Crosslinker should be stored in tightly sealed containers in a cool, dry, and well-ventilated area away from moisture, heat, and direct sunlight. It must be kept away from incompatible materials such as water, alcohols, amines, and acids. Proper labeling and secondary containment are recommended to avoid accidental exposure or leaks. Store at temperatures between 5°C and 35°C.
    Shelf Life WANNATE 8779 Polyisocyanate Crosslinker has a shelf life of 12 months when stored in unopened containers under recommended conditions.
    Application of WANNATE 8779 Polyisocyanate Crosslinker
    Viscosity: WANNATE 8779 Polyisocyanate Crosslinker with low viscosity is used in automotive OEM coatings, where it enables smooth spray application and uniform film formation. Purity: WANNATE 8779 Polyisocyanate Crosslinker at 99% purity is used in industrial metal coatings, where it ensures superior chemical resistance and enhanced durability. NCO Content: WANNATE 8779 Polyisocyanate Crosslinker with high NCO content is used in high-performance wood finishes, where it provides rapid curing and increased hardness. Stability Temperature: WANNATE 8779 Polyisocyanate Crosslinker stable up to 40°C is used in waterborne polyurethane systems, where it maintains consistent performance under elevated storage conditions. Molecular Weight: WANNATE 8779 Polyisocyanate Crosslinker of medium molecular weight is used in flexible packaging adhesives, where it delivers optimized tensile strength and flexibility. Particle Size: WANNATE 8779 Polyisocyanate Crosslinker with sub-micron particle size is used in textile coating applications, where it achieves superior fabric penetration and abrasion resistance. Hydrolysis Resistance: WANNATE 8779 Polyisocyanate Crosslinker exhibiting excellent hydrolysis resistance is used in marine coatings, where it extends service life in humid and saline environments. Flash Point: WANNATE 8779 Polyisocyanate Crosslinker with a high flash point is used in construction sealants, where it improves handling safety during application.
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