Neopentyl Glycol (NPG)

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    Neopentyl Glycol (NPG)
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    Neopentyl Glycol (NPG)

    $3,120.00

    Neopentyl Glycol (NPG): High-Performance Diol for Resins, Coatings, and Polymers

    Neopentyl Glycol (NPG) is a highly stable and versatile diol compound widely used in the production of polyester resins, powder coatings, lubricants, plasticizers, and adhesives. With the chemical formula C₅H₁₂O₂ and a molecular weight of 104.15 g/mol, NPG is distinguished by its unique neopentyl structure, which imparts exceptional thermal and hydrolytic stability to finished products.

    Due to its branched molecular backbone, Neopentyl Glycol delivers outstanding performance in environments exposed to heat, water, UV radiation, and chemicals. As a result, it has become a staple raw material in the automotive, construction, electronics, and packaging industries.

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    Description

    🔍 Technical Specifications of Neopentyl Glycol

     

    Property Specification
    Chemical Name Neopentyl Glycol
    Chemical Formula C₅H₁₂O₂
    CAS Number 126-30-7
    Appearance White crystalline solid or flakes
    Purity ≥ 99.5%
    Melting Point 126 – 130°C
    Boiling Point 210°C (at 760 mmHg)
    Density ~1.06 g/cm³ at 20°C
    Hydroxyl Value 1070 – 1120 mg KOH/g
    Solubility Soluble in water, alcohols, and esters
    Packaging 25 kg bags, 500 kg jumbo bags, or bulk
    Storage Cool, dry, and well-ventilated environment

    💡 Applications of Neopentyl Glycol

    1. Polyester Resins & Powder Coatings

    NPG is a primary raw material in saturated polyester resins, widely used in automotive and industrial powder coatings. Its structure improves weather resistance, color retention, and film durability.

    2. Alkyd Resins for Paints

    It enhances the gloss, hardness, and chemical resistance of alkyd paints and enamels. NPG’s resistance to hydrolysis is especially valuable in outdoor applications.

    3. Plasticizers and Lubricants

    Used in the production of esters, Neopentyl Glycol acts as a base for synthetic lubricants and plasticizers, particularly for high-performance applications requiring thermal and oxidative stability.

    4. Adhesives and Sealants

    NPG improves the adhesion strength, flexibility, and chemical resistance in adhesives, helping to extend the service life of bonded materials.

    ✅ Key Benefits of Neopentyl Glycol

    • ✔️ Excellent heat and hydrolysis resistance

    • ✔️ Improved weather and UV stability for coatings and resins

    • ✔️ Enhances mechanical strength and surface properties

    • ✔️ High purity and consistency for industrial production

    • ✔️ Versatile across multiple applications and polymer systems

    ⚠️ Safety & Handling

    • Non-toxic under normal handling, but dust may cause irritation

    • Use PPE (gloves, goggles, dust mask) during handling

    • Store in dry, sealed containers to prevent moisture uptake

    • Dispose of in accordance with local regulations

    📌 Conclusion

    Neopentyl Glycol is an essential intermediate for the modern chemical industry, prized for its chemical stability, thermal resistance, and performance-enhancing properties. Whether used in coatings, resins, or specialty esters, NPG delivers reliability, longevity, and high performance across a wide range of end products. Its strong resistance to environmental stressors makes it a preferred diol in applications where durability and aesthetic quality are critical.

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