Dioctyl Terephthalate (DOTP)

Dioctyl Terephthalate (DOTP) is an environmentally friendly plasticizer (C₂₄H₃₈O₄) and a key replacement for traditional phthalate plasticizers (e.g., DOP). It is a colorless to pale yellow, transparent oily liquid with a very faint odor. DOTP exhibits excellent electrical insulation properties, low-temperature resistance, migration resistance, and low volatility. Its most critical advantage is that it lacks the ortho-phthalate structure, therefore it is not classified as a reproductive toxicant, allowing its use in many applications where traditional plasticizers are banned.
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Product Parameters


Product Name (English)Dioctyl Terephthalate (DOTP)
CAS No.6422-86-2
DescriptionA non-phthalate plasticizer known for its excellent performance and environmental safety. DOTP is used as a replacement for traditional phthalate plasticizers in PVC applications, including wires, cables, automotive interiors, and toys. It offers good plasticizing efficiency, low volatility, and improved heat stability.
SpecificationsPurity > 99.5%.
Packaging200 KG/drum.

Basic Properties

  • Molecular Formula: C₂₄H₃₈O₄

  • Appearance: Colorless to pale yellow, transparent oily liquid

  • Odor: Very faint

  • Density (20°C): 0.984 g/cm³

  • Boiling Point: 383°C (at 0.1MPa)

  • Melting Point: -48°C

  • Flash Point: >200°C (Combustible, but not readily flammable)

  • Solubility: Insoluble in water; soluble in most organic solvents; good compatibility with PVC, PS, etc.

  • Volatility: Very low volatility

  • Characteristics: Cold resistance, water resistance, migration resistance, good electrical insulation.

Main Applications


  1. Wire & Cable (Primary Use):

    • As a primary plasticizer for high-grade heat- and migration-resistant PVC wire and cable compounds, its largest application.

  2. Automotive Industry:

    • Used in automotive interiors like dashboards, seat covers, mudguards, meeting low-VOC and environmental requirements.

  3. Consumer Goods:

    • Used in toys, childcare articles, food contact materials, and other areas with stringent environmental requirements as a replacement for DOP/DEHP.

    • Used in artificial leather, floor coverings, wallpapers, hoses, etc.

  4. Other Uses:

    • Used in nitrocellulose lacquers.

Safety Precautions


  • Health Hazards:

    • Based on available data, not classified as carcinogenic, mutagenic, or toxic to reproduction (its core advantage).

    • May cause mild eye and skin irritation.

    • Repeated skin contact may cause defatting, leading to dryness and irritation.

    • Inhalation of mist may irritate the respiratory tract.

    • Low systemic toxicity is expected.

  • Environmental Hazards:

    • May be toxic to aquatic life (data less extensive than for phthalates). Prevent environmental release.

  • Protective Measures:

    • Engineering Controls: General ventilation is usually sufficient. Use local exhaust if mist is generated (e.g., heating).

    • Personal Protection:

      • Wear chemical-resistant gloves (e.g., nitrile).

      • Wear impervious clothing to avoid prolonged skin contact.

      • Use a respirator for organic vapors/mist if needed.

      • Wear safety glasses.

    • Storage: Store in a cool, well-ventilated place. Keep container tightly closed. Separate from strong oxidants, acids, bases.

  • First Aid:

    • Inhalation (Mist): Remove to fresh air. Seek medical attention if unwell.

    • Skin Contact: Wash thoroughly with soap and water.

    • Eye Contact: Rinse cautiously with water for several minutes. Remove contact lenses if present. Continue rinsing. If irritation persists, seek medical attention.

    • Ingestion: Rinse mouth. Do NOT induce vomiting. Seek medical attention.

    • Spill: Absorb with inert material. Prevent entry into drains.

Company Profile

Junteng Chemical is a professional chemical raw materials trading company dedicated to providing customers with one-stop procurement services. Through strict supplier, supply chain, and after-sales management, the company ensures that product quality, transportation, and use meet customer needs. Furthermore, the company's technical team offers customized solutions and support services free of charge.

 

The company has projects in the pharmaceutical, pesticide, petrochemical, construction, food additives, wastewater treatment, adhesives, inks, paints, coatings, plastic and rubber processing, detergent raw materials, fertilizer and textile mills, and more. Junteng Chemical sources products of stable and reliable quality, collaborating with domestic and international companies such as Luxi Group, Weiyuan Chemical, Qilu Petrochemical, Dongying Lihuayi, Yanshan Petrochemical, Sinopec, Shijiazhuang Refinery, Qingdao Petrochemical, Sailboat, Dow Chemical, BASF, South Korea, Taiwan, and Saudi Arabia. Our stable supply, superior product quality, and mature logistics have earned us a wide clientele. We look forward to collaborating with all of you for a mutually beneficial future.

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Company advantages

1

One-Stop Procurement
Platform

We integrate resources across all productcategories, including organic solvents,resins and rubbers, and inorganicchemicals,and strictly control suppliers.supply chains, and after-sales processes toensure stable quality, efficienttransportation,and worry-free use,simplifying your procurement process.

2

Professional Team TechnicalEmpowerment

Equipped with an experienced technicalteam, we provide free personalizedsolutions and professional technicalsupport to customers in varlous industrie,such as pharmaceuticals, petrochemicals,coatings and inks, and sewage treatment,.helping you solve problems and improveefficiency.

3

Global supply ChainSecurity

We work with top domestic and foreignchemical giants such as Luxi Group, QiluPetrochemical, Sinopec, BASF of Germany,and Dow of the United States to establisha stable and reliable high-quality supplynetwork and a mature logistics system toensure timely and safe delivery of
products.

4

Deep Win-Win CooperationConcept

Adhering to the concept of "integrity.immediate action, professionalism,innovation and win-win" and taking"customer success and altruism" as ourmission, we are committed to establishinglong-term strategic partnerships andcreating a better future through excellentproducts and services.

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