Products Description
It has excellent plasticizing performance and great compatibility with PVC, polystyrene and rubber, improving the flexibility, transparency and process fluidity of finished products. Featuring low volatility, high boiling point and good low-temperature toughness, it is resistant to oxidation, acid and alkali. With volume resistivity ≥1×10¹² Ω·cm, it offers outstanding insulation and is suitable for cable insulation and other long-term heat-resistant applications.
Products Specification
| Product name | DOP/Dioctyl terephthalate |
| CAS NO | 117-84-0 |
| ITEM NO | M180 |
| Appearance | Colorless or light yellow transparent liquid |
| Purity | ≥99.5 |
| Color | ≤30 |
| Density | 0.982–0.988 |
| Acidity | ≤0.010 |
| Flash Point | ≥196 |
| Water Content | ≤0.10 |
| Volume Resistivity, ×10¹⁰ Ω・m | ≥1.0 |
| Package | 100g/1kg/200kg etc. |
| Delivery | 2-3days |
| Storage | room temperature |
| MSDS/COA/TDS | Connect us |
Products Application
1. PVC products: films, artificial leather, wires and cables, automotive sealing strips, etc., accounting for up to 60% of the total amount of plasticizers.
2. Medical materials: blood bags, infusion tubes (must meet medical-grade standards).
3. Improving rubber elasticity and coating leveling, reducing permanent compression deformation.
4. Gas chromatography: stationary liquid, used for separating aromatic compounds and oxygen-containing compounds.
5. Solvents and emulsifiers: high-boiling-point solvents in ink and pesticide formulations.

FAQ
Q: Could this DOP be used for transparent PVC products?
A: Pt-Co color ≤30 with clear oil. It is available for transparent and light-color PVC films and pellets, but has higher yellowing risk than low-color DOTP.
Q: How to choose between DOP and DOTP for cable compounds?
A: DOP for low-cost domestic cables without strict regulation. DOTP is preferred for high-grade & export cables, thanks to higher volume resistivity and superior long-term aging resistance.
Q: How to store DOP?
A: Keep it sealed in a cool, dry and ventilated warehouse, away from open flame and heat sources, avoid prolonged direct sunlight. Store separately from oxidants. It has a relatively high flash point and is not highly flammable. Check color regularly for long-term storage and prevent water ingress.
Q: Will DOP affect vulcanization when used in rubber formulations?
A: It has little impact on vulcanization at normal dosage and softens rubber. Excessive addition will reduce tensile strength and prolong vulcanization time.
Why Choose Zhengzhou Megma Chemical Co., Ltd.?
Quality at a Fair Price – High-quality chemicals delivered at reasonable prices.
Timely Delivery – Prompt order processing and shipment, with complete customs documentation tailored to each country's export policies.
Flexible & Secure Payment – Agile and reliable payment solutions you can trust.
Full Quality Commitment – Should any quality issue arise, we take full responsibility.
Market Insights – Price trend updates to keep you informed and ahead in sales.

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