At Shandong Changxing Plastic Additives Co., Ltd., our premium-grade Dioctyl Terephthalate (DOTP) represents the pinnacle of plasticizer technology. Manufactured under strict quality controls and certified to international standards, our superior-grade DOTP delivers unmatched performance for demanding PVC applications across industries worldwide.
Premium Quality Standards: Superior Grade vs. Qualified Grade
Our premium DOTP product meets the highest industry standards, exceeding qualified-grade specifications across all critical parameters:
| Parameter | Superior Grade (Premium) | Qualified Grade |
|---|---|---|
| Appearance | Transparent liquid | Transparent liquid |
| Density (g/cm³) | 0.980–0.985 | 0.980–0.985 |
| Ester Content (%) | ≥98 | ≥98 |
| Color (APHA) | ≤150 | ≤450 |
| Acidity (% as TPA) | ≤0.035 | ≤0.035 |
| Volume Resistivity (Ω·cm) | ≥2×10¹² | ≥2×10¹² |
| Flash Point (°C) | ≥210 | ≥210 |
Certifications and Quality Assurance
Our premium DOTP manufacturing facility operates under comprehensive quality management systems:
- ISO 9001:2015 Certified: Full quality management system covering raw material inspection, in-process control, and finished product testing
- EU REACH Registered: All DOTP products fully registered under EU Regulation (EC) No 1907/2006
- FDA Compliant: Meets FDA 21 CFR requirements for indirect food contact applications
- RoHS Directive: Free from restricted substances per EU RoHS 2015/863
- REACH SVHC Screening: Comprehensive screening against SVHC Candidate List
Premium Applications: Where Quality Matters Most
Our superior-grade DOTP is specifically formulated for applications that demand the highest performance standards:
- Medical-Grade Flexible PVC: Non-phthalate formulation meets biocompatibility requirements for medical tubing, blood bags, and IV containers. Learn more about DOTP applications in medical products.
- Food Packaging Films: Odorless, low-volatility DOTP complies with FDA 21 CFR and EU Regulation (EC) No 1935/2004
- Premium Wire & Cable Insulation: Volume resistivity exceeding 2×10¹² Ω·cm provides superior electrical insulation
- Synthetic Leather for Automotive Interiors: Outstanding low-temperature flexibility below -40°C
- Premium Consumer Electronics Cables: Ultra-low coloration (APHA ≤150) produces transparent cable jackets
Technical Advantages of Premium DOTP
Superior Plasticization Efficiency
- • Higher ester content (≥98%) ensures maximum plasticizing effect
- • Optimal molecular structure provides excellent compatibility with PVC
- • Reduced formulation costs compared to lower-grade alternatives
Exceptional Thermal Stability
- • Flash point ≥210°C enables safe processing at elevated temperatures
- • Minimal weight loss during PVC compounding
- • Low volatility reduces operator exposure
Outstanding Electrical Properties
- • Volume resistivity ≥2×10¹² Ω·cm exceeds industry requirements
- • Low dielectric constant for high-frequency applications
- • Consistent performance across temperature ranges
Environmental Compliance
- • Non-phthalate formulation eliminates regulatory restrictions
- • REACH registered for seamless EU market access
- • Free from heavy metals and restricted substances
Packaging and Supply Chain Excellence
We offer flexible packaging solutions:
- 200L Galvanized Steel Drums: Standard industrial packaging with secure locking rings
- 1000L IBC Totes: Cost-effective solution for high-volume users
- Custom Packaging: Tailored solutions including 25kg pails, 30kg drums
"Our premium DOTP is trusted by leading manufacturers across medical devices, food packaging, automotive interiors, and consumer electronics. When quality cannot be compromised, choose Shandong Changxing."
Order Premium DOTP from Shandong Changxing
With ISO 9001 certification and 300,000 tons annual capacity, Shandong Changxing Plastic Additives delivers premium-grade DOTP plasticizers trusted by manufacturers in 30+ countries worldwide.
Request a Free Quote- ✓ Premium DOTP & DCP plasticizers with REACH/FDA compliance
- ✓ Global delivery to 30+ countries
- ✓ Technical support and custom formulations available