Products Coatings Additives Tinuvin-791-Hindered-Amine-Light-Stabilizers

Tinuvin 791 Hindered Amine Light Stabilizers

    • Product Name: Tinuvin 791 Hindered Amine Light Stabilizers
    • Chemical Name (IUPAC): Poly[[6-[(1,1,3,3-tetramethylbutyl)amino]-1,3,5-triazine-2,4-diyl][(2,2,6,6-tetramethyl-4-piperidyl)imino]hexamethylene[(2,2,6,6-tetramethyl-4-piperidyl)imino]]
    • CAS No.: 71878-19-8, 41556-26-7
    • Chemical Formula: C41H66N2O2
    • 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 636391
    Chemical Name Tinuvin 791
    Chemical Class Hindered Amine Light Stabilizer (HALS)
    Form Granules
    Color Off-white to light yellow
    Molecular Weight Approx. 685 g/mol (mixture average)
    Melting Point 50-130°C
    Bulk Density Approx. 500 kg/m³
    Solubility Soluble in most organic solvents
    Application Polyolefins, engineering plastics, coatings
    Dosage Recommendation 0.1–1.0% by weight
    Uv Stability High
    Volatility Low
    Compatibility Excellent with polyolefins and styrenics
    Main Components Blend of oligomeric HALS

    As an accredited Tinuvin 791 Hindered Amine Light Stabilizers factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing Tinuvin 791 is packaged in 25 kg fiber drums with inner polyethylene liners, ensuring moisture protection and safe chemical handling.
    Container Loading (20′ FCL) 20′ FCL container can hold up to 12–16 metric tons of Tinuvin 791 Hindered Amine Light Stabilizer, packed in drums.
    Shipping Tinuvin 791 Hindered Amine Light Stabilizer is typically shipped in sealed, moisture-resistant drums or containers to prevent contamination and degradation. It should be stored and transported in cool, dry conditions away from direct sunlight and incompatible materials. Proper labeling and documentation in accordance with local regulations ensure safe handling during shipping.
    Storage **Tinuvin 791 Hindered Amine Light Stabilizer** should be stored in tightly closed original containers, in a cool, dry, and well-ventilated area, away from direct sunlight and sources of ignition. Avoid exposure to moisture and incompatible materials such as strong oxidizing agents. Store at temperatures below 40°C (104°F) to maintain product stability and prevent degradation.
    Shelf Life Tinuvin 791 has a shelf life of at least 2 years when stored in tightly sealed, original containers under dry, cool conditions.
    Application of Tinuvin 791 Hindered Amine Light Stabilizers
    Purity 99%: Tinuvin 791 Hindered Amine Light Stabilizers with a purity of 99% is used in automotive coatings, where it ensures prolonged color retention and minimized gloss loss under UV exposure.Molecular weight 600 g/mol: Tinuvin 791 Hindered Amine Light Stabilizers with a molecular weight of 600 g/mol is used in polyolefin films, where it provides increased resistance to photodegradation and maintains film mechanical integrity.Melting point 65°C: Tinuvin 791 Hindered Amine Light Stabilizers with a melting point of 65°C is used in outdoor polypropylene furniture, where it enhances processing flexibility and improves weatherability.Stability temperature 200°C: Tinuvin 791 Hindered Amine Light Stabilizers with a stability temperature of 200°C is used in high-temperature extrusion of polyethylene cables, where it maintains stabilizing activity without degradation.Particle size 10 μm: Tinuvin 791 Hindered Amine Light Stabilizers with an average particle size of 10 μm is used in PVC roofing membranes, where it delivers uniform dispersion and consistent UV protection across the surface.Viscosity grade low: Tinuvin 791 Hindered Amine Light Stabilizers of low viscosity grade is used in solvent-based polyurethane coatings, where it allows for efficient mixing and optimal UV stabilization performance.
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