Desmodur VL R 20 Polyisocyanate Crosslinker

    • Product Name: Desmodur VL R 20 Polyisocyanate Crosslinker
    • Chemical Name (IUPAC): Poly(oxy(methyl-1,2-ethanediyl)), α-hydro-ω-(2-isocyanato-1-methylethyl)-, reaction products with hexamethylene diisocyanate
    • CAS No.: 4098-71-9
    • Chemical Formula: Mixture of isocyanates (mainly diphenylmethane diisocyanate, MDI)
    • 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

    813850

    Product Name Desmodur VL R 20 Polyisocyanate Crosslinker
    Chemical Type Aliphatic polyisocyanate solution
    Appearance Clear to slightly hazy liquid
    Color Colorless to pale yellow
    Nco Content 11.9 - 12.9 %
    Viscosity 23c 160 - 300 mPa·s
    Density 20c 1.03 g/cm³
    Flash Point 23 °C
    Solvent Ethyl acetate
    Recommended Storage Temperature 5 - 25 °C
    Application Crosslinker for 2-component PU coatings
    Typical Use Level 10 - 30 % based on resin solids
    Shelf Life 12 months in original sealed containers

    As an accredited Desmodur VL R 20 Polyisocyanate Crosslinker factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing Desmodur VL R 20 Polyisocyanate Crosslinker is supplied in a 25 kg metal drum with a secure screw-cap closure.
    Container Loading (20′ FCL) Container Loading (20′ FCL) for Desmodur VL R 20 Polyisocyanate Crosslinker: typically 80–100 drums, totaling about 16–20 metric tons.
    Shipping **Desmodur VL R 20 Polyisocyanate Crosslinker** must be shipped in tightly sealed, chemical-resistant containers, stored upright in a cool, well-ventilated area. It is classified as hazardous; thus, all transport must comply with ADR, IMDG, or IATA regulations. Protect from moisture, heat, and direct sunlight during shipping.
    Storage Desmodur VL R 20 Polyisocyanate Crosslinker should be stored in tightly closed containers in a cool, dry, and well-ventilated area, away from moisture, heat, and direct sunlight. Keep away from incompatible substances, such as water, alcohols, and amines. Storage temperatures should be between 5°C and 25°C to prevent product degradation. Ensure proper labeling and secondary containment to avoid leaks or spills.
    Shelf Life Desmodur VL R 20 Polyisocyanate Crosslinker has a shelf life of 6 months when stored in tightly sealed containers at 0–30°C.
    Application of Desmodur VL R 20 Polyisocyanate Crosslinker

    Purity 98%: Desmodur VL R 20 Polyisocyanate Crosslinker with purity 98% is used in automotive clear coats, where it provides superior chemical resistance and gloss retention.

    Viscosity grade LV: Desmodur VL R 20 Polyisocyanate Crosslinker of viscosity grade LV is used in flexible polyurethane coatings, where it enhances flow properties and uniform film formation.

    Stability temperature 50°C: Desmodur VL R 20 Polyisocyanate Crosslinker with stability temperature 50°C is used in industrial adhesive formulations, where it assures reliable crosslinking performance under heat exposure.

    Molecular weight 440 g/mol: Desmodur VL R 20 Polyisocyanate Crosslinker with molecular weight 440 g/mol is used in two-component floor coatings, where it ensures optimal hardness and abrasion resistance.

    NCO content 20%: Desmodur VL R 20 Polyisocyanate Crosslinker with NCO content 20% is used in wood finish systems, where it promotes fast curing and improved scratch resistance.

    Particle size <10 μm: Desmodur VL R 20 Polyisocyanate Crosslinker with particle size <10 μm is used in powder coatings, where it enables smooth surface appearance and efficient blending.

    Hydrolytic stability 7 days: Desmodur VL R 20 Polyisocyanate Crosslinker with hydrolytic stability 7 days is used in waterproof textile coatings, where it delivers long-lasting moisture protection.

    Flash point 150°C: Desmodur VL R 20 Polyisocyanate Crosslinker with flash point 150°C is used in high-performance sealants, where it ensures safe processing and reduced risk of premature curing.

    Solubility in esters: Desmodur VL R 20 Polyisocyanate Crosslinker with solubility in esters is used in solvent-based polyurethane inks, where it ensures homogeneous dispersion and increased print durability.

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    For samples, pricing, or more information, please contact us at +8615651039172 or mail to sales9@bouling-chem.com.

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    Tel: +8615651039172

    Email: sales9@bouling-chem.com

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