1. Basic Product Information
Product Name Bis(2-propylheptyl) Phthalate
Abbreviation DPHPCAS Number 53306-54-0
Synonyms Di(2-propylheptyl) phthalate; 1,2-Benzenedicarboxylic acid, bis(2-propylheptyl) ester; Palatinol 10P
EINECS 258-469-4
Molecular Formula C28H46O4
Molecular Weight 446.66
2. Chemphysical Properties
Appearance Colorless to pale yellow clear oily liquid
Density (20℃) 0.960~0.965 g/mL
Refractive Index (20℃) 1.484~1.488Freezing Point -48 ℃
Boiling Point 425.8 ℃
Flash Point (Closed Cup) ≥210 ℃Viscosity (20℃) 120~140 mPa·s
Solubility Insoluble in water; miscible with alcohols, ethers, hydrocarbons and most organic solvents
Volatility Low volatility
3. Quality Specification (Industrial Grade)
| Test Item | Standard |
|---|---|
| Ester Content (GC) | ≥99.0% |
| Water Content | ≤0.10% |
| Acid Value (mgKOH/g) | ≤0.10 |
| Color (Pt-Co) | ≤25 |
| Heating Loss (130℃,3h) | ≤0.10% |
4. Application & Use
High molecular weight primary plasticizer for flexible PVC, alternative to DEHP/DINP.
Excellent UV resistance, weather resistance and low fogging, widely used in wire & cable, automotive interior, roofing membrane, artificial leather, plastisols.
Important Note: DPHP is a phthalate substance, subject to EU REACH restriction for certain consumer products.
5. Packing
200kg galvanized steel drum / IBC tank / ISO tank bulk.
6. Storage & Transportation
Store in cool, dry, well-ventilated warehouse, tightly sealed, away from heat, flame and strong oxidants.
UN3082, Class 9, Packing Group III. Avoid direct sunlight and rain.
Shelf life: 12 months under proper storage.
Disclaimer: The above typical data is for reference only, not contract specification.



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