DBP (Dibutyl Phthalate, CAS 84‑74‑2) is a low‑molecular‑weight phthalate plasticizer noted for low viscosity and fast‑fusing performance. It delivers excellent solvency for PVC resin, nitrocellulose and adhesive systems. This industrial‑grade plasticizer is widely used to soften polymer compounds and improve processing fluidity. It serves industrial formulators across multiple regions with reliable bulk chemical supply.
Product Detail Page
Chemical IdentityCommon Name: Dibutyl Phthalate Synonym: DBP CAS No.: 84‑74‑2 EINECS No.: 201‑557‑4 Molecular Formula: C₁₆H₂₂O₄ Molecular Weight: 278.34
Typical Technical DataAppearance: Clear oily liquid, colorless to pale yellow Purity: ≥99.0% APHA Color: ≤25 Specific Gravity (20℃): 1.042‑1.048 Refractive Index (20℃): 1.490‑1.494 Flash Point (COC): ≥150℃ Acid Value (mgKOH/g): ≤0.10 Volatile Matter: ≤0.30% Moisture: ≤0.10%
Key Features & Advantages
ApplicationsPVC CompoundingUsed as primary plasticizer for flexible PVC articles, accelerating plasticization during extrusion and calendaring operations.
Nitrocellulose Varnish & CoatingFunctions as solvating plasticizer in nitrocellulose lacquers to improve film flexibility and reduce coating brittleness.
Adhesive FormulationAdded into solvent‑based adhesive systems to adjust film flexibility and modify adhesive internal stress for better finished bonding performance.
Packaging, Storage & Shelf LifePacked in 200 kg steel drums. Store in a cool, dry, well‑ventilated warehouse, sealed and away from direct sunlight and heat sources. Avoid contact with strong oxidizing agents. Under recommended storage conditions, shelf life is 12 months.
Compliance NoteNot intended for toys, childcare articles or food‑contact applications where restricted by REACH / CPSC.
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