Products Optical Brightener Optical-Brightener-Ba

Optical Brightener BA

    • Product Name: Optical Brightener BA
    • Chemical Name (IUPAC): 4,4'-Bis(benzoxazol-2-yl)stilbene
    • CAS No.: 16470-24-9
    • Chemical Formula: C40H42N12O10S2Na2
    • Form/Physical State: Powder
    • 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 571988
    Chemical Name 4,4'-Bis(benzoxazol-2-yl)stilbene
    Appearance Yellowish-green powder
    Cas Number 12768-92-2
    Molecular Formula C28H18N2O2
    Molecular Weight 414.46 g/mol
    Solubility Insoluble in water, soluble in organic solvents
    Melting Point 219-221°C
    Maximum Absorption Wavelength 348 nm
    Maximum Emission Wavelength 435 nm
    Application Used as a fluorescent brightener in plastics and fibers
    Light Fastness Good
    Ionic Character Nonionic

    As an accredited Optical Brightener BA factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing Optical Brightener BA is packaged in a 25 kg blue plastic drum with a secure lid, labeled for industrial chemical use.
    Container Loading (20′ FCL) Container Loading (20′ FCL) for Optical Brightener BA: 8,000–10,000 kg packed in 25 kg bags, safely secured on pallets.
    Shipping Optical Brightener BA is shipped in tightly sealed fiber drums or plastic containers, typically lined with polyethylene bags to prevent contamination and moisture absorption. Each package is clearly labeled and handled as non-hazardous under normal conditions. It should be stored and transported in a cool, dry environment, away from direct sunlight and strong acids.
    Storage Optical Brightener BA should be stored in a cool, dry, and well-ventilated area, away from direct sunlight and sources of heat or ignition. Keep the container tightly closed to prevent moisture absorption and contamination. Store separately from strong acids and oxidizing agents. Ensure that the storage area is clearly labeled and compliant with local chemical storage regulations.
    Shelf Life Optical Brightener BA typically has a shelf life of 2 years when stored in a cool, dry, and well-sealed container.
    Application of Optical Brightener BA
    Purity 98%: Optical Brightener BA with purity 98% is used in polyester fiber production, where it significantly improves whiteness index and visual brightness.Melting Point 200°C: Optical Brightener BA with a melting point of 200°C is used in thermoplastic polymer processing, where it maintains optical clarity during high-temperature extrusion.Molecular Weight 430 g/mol: Optical Brightener BA of molecular weight 430 g/mol is applied in detergent formulations, where it enhances fabric brightness and improves luminescence under UV light.Particle Size <10 μm: Optical Brightener BA of particle size less than 10 micrometers is used in paper coating, where it delivers uniform dispersion and maximized surface reflectance.Stability Temperature 180°C: Optical Brightener BA stable up to 180°C is used in PVC manufacturing, where it ensures color consistency and light fastness after heat processing.Solubility in Water 0.5 g/L: Optical Brightener BA with water solubility of 0.5 g/L is used in aqueous textile dyeing baths, where it provides excellent whitening effect with low residue.
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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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