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Dioctyl terephthalate (DOTP)

DOTP is an environmentally friendly plasticizer with excellent performance and is completely free of phthalates. This product has excellent electrical insulation properties；low volatility and exordinary thermal stability；low migration and extraction resistance；excellent anti-aging performance；durability meets high-end environmental standards.

Compared to commonly used Diisooctyl Phthalate (DOP), it offers advantages such as heat resistance, cold resistance, low volatility, extraction resistance, excellent flexibility, and superior electrical insulation properties，and possesses excellent flexibility and stability.
  • Chemical Name: DOTP
  • CAS Number: 6422-86-2
  • Molecular Formula: C24H38O4
  • Packaging：IBC Tank, iron drums, flexible packaging bags
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  • Product Application

    Used in the wire and cable materials,rain boots,children‘s toy,Nitrile gloves
    Product Application

  • Iron drums

    Iron drums,Easy loading and storage
    Shipped it by sea and land transportation
    Iron drums

  • IBC Tanks

    IBC Tanks,Easy loading and storage
    Shipped it by sea and land transportation
    IBC Tanks

  • Production Equipment

    Automated production equipment with strict safety and quality standards, ensuring consistent product quality and efficient production.
    Production Equipment

  • Factory Store Tanks

    Raw material and finished product storage tanks, with strict quality control.
    Factory Store Tanks

Industrial Application：

-Electric wires and cables: Extremely low volatility ensures long-term stable electrical insulation performance.

-DOTP is widely used in various PVC products, effectively improving the flexibility and processability of PVC materials；Including cables and wires, medical devices, food packaging films, toys, automotive interiors, flooring materials, artificial leather and hoses.

 

Technical Specifications（HG/T 2423-2018）

Test ltem Specification Test Result Test Method
Ester content % (GC)       ≥ 99.5 99.7 HG/T2423-2018
Color (pt-co number)      ≤ 30 17 GB/T1664
Acid Value(mgKOH/g)      ≤ 0.05 0.025 GB/T1668
Density (20℃)，g/cm³ 0.981-0.985 0.981 GB/T4472-1984
Water content.%          ≤ 0.05 0.037 GB/T11133
Flash point,（open-cup）℃ ≥ 210 220 GB/T6489
Volume Resistivity,Ω·m   ≥ 2×10¹² 5.0×10¹² GB/T1672
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Blogs & Announcements

Recent Articles

DOTP Market Trends: Shift to Non-Phthalate PVC Solutions 17th July 2026

DOTP Market Trends: Shift to Non-Phthalate PVC Solutions

Explore DOTP market trends and the global shift to non-phthalate plasticizers in flexible PVC manufacturing. Learn performance and industry applications.
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DOS Plasticizer for Cold-Resistant PVC Performance 16th July 2026

DOS Plasticizer for Cold-Resistant PVC Performance

DOS plasticizer improves low-temperature flexibility and durability in PVC compounds, ideal for cold-resistant cables, hoses, and industrial applications.
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How DOA Plasticizer Prevents Cracks in Frozen Food Films 10th July 2026

How DOA Plasticizer Prevents Cracks in Frozen Food Films

Discover how DOA plasticizer improves low-temperature flexibility, prevents cracking, and enhances the durability of frozen food packaging films.
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DOTP Plasticizer for Stronger Greenhouse Films & Durability 9th July 2026

DOTP Plasticizer for Stronger Greenhouse Films & Durability

DOTP plasticizer improves greenhouse films with low volatility, high durability, and eco-friendly performance for longer service life and lower cost.
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How to Choose the Right Plasticizer Supplier for Synthetic Leather 3rd July 2026

How to Choose the Right Plasticizer Supplier for Synthetic Leather

Learn how to choose a reliable plasticizer supplier for synthetic leather. Compare DOTP, TOTM and DOA for durability, flexibility and performance.
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DOTP & DOA for Industrial Packaging Films Supplier Guide 2nd July 2026

DOTP & DOA for Industrial Packaging Films Supplier Guide

Discover how DOTP and DOA improve flexibility, durability, and low-temperature performance in industrial packaging films and heavy-duty bags.
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