PVC Plasticizers DOTP (Dioctyl Terephthalate) Product Details
PVC Plasticizers DOTP (Dioctyl Terephthalate) Product Description
PVC plasticizers are essential additives that enhance the flexibility, processability, and durability of polyvinyl chloride (PVC) products. These plasticizers lower the glass transition temperature of PVC, making it softer, more elastic, and resistant to brittleness. Among the commonly used plasticizers are:
- DOP (Dioctyl Phthalate): Provides excellent plasticizing efficiency, good durability, and high compatibility with PVC.
- DBP (Dibutyl Phthalate): Offers good solubility and flexibility, primarily used in soft plastics and adhesives.
- DOTP (Dioctyl Terephthalate): A non-phthalate alternative with high thermal stability and low volatility, ideal for eco-friendly applications.
- DOA (Dioctyl Adipate): Imparts low-temperature flexibility, suitable for cold-resistant plastic materials.
- DINP (Diisononyl Phthalate): A general-purpose plasticizer with a good balance between flexibility and durability, widely used in industrial applications.
Production Process
The manufacturing process of PVC plasticizers involves the esterification of acids with alcohols, followed by purification and refining:
- Esterification: Organic acids (such as phthalic acid, terephthalic acid, or adipic acid) react with alcohols (such as butanol or octanol) in the presence of catalysts.
- Purification: The reaction mixture undergoes vacuum distillation to remove excess reactants and impurities.
- Final Processing: The purified plasticizer is filtered, tested for quality assurance, and packaged for distribution.
Product Specifications
DOTP (Dioctyl Terephthalate) Specification
| Item | Specification |
| Appearance | Transparent, oily liquid |
| Density (g/cm³) | 0.982 – 0.988 |
| Flash Point (°C) | ≥210 |
| Boiling Point (°C) | 383 |
| Viscosity (25°C, mPa.s) | 65 – 75 |
| Water Content (%) | ≤0.1 |
| Compatibility with PVC | Excellent |
Note: Values may vary depending on the specific grade and manufacturer.
Applications
Each type of PVC plasticizer has specific applications in different industries:
- DOP (Dioctyl Phthalate): Used in PVC flooring, synthetic leather, flexible PVC pipes, and insulation materials.
- DBP (Dibutyl Phthalate): Common in adhesives, printing inks, and flexible plastics such as soft PVC sheets.
- DOTP (Dioctyl Terephthalate): Preferred in medical devices, food packaging films, and children’s toys due to its eco-friendly properties.
- DOA (Dioctyl Adipate): Ideal for cold-resistant applications like freezer films, synthetic rubber, and outdoor vinyl products.
- DINP (Diisononyl Phthalate): Used in automotive interiors, cables, flooring, and industrial coatings due to its durability and heat resistance.
Packaging & Transportation
- Packaging: PVC plasticizers are typically packed in 200L steel drums (net weight: 200kg per drum), IBC tanks (1000kg per tank), or flexitanks for bulk transport.
- Storage: Store in a cool, dry, and well-ventilated area, away from direct sunlight and sources of ignition.
- Handling Precautions: Use protective gloves and eyewear when handling plasticizers to prevent skin and eye contact. Ensure proper ventilation in the storage area.
- Transportation: Classified as non-hazardous chemicals, suitable for sea, land, and air transport.
High-quality DOTP (Dioctyl Terephthalate) at competitive prices, contact us today! 🚛📦
About Henan Yaros Chemical Co., Ltd.
Henan Yaros Chemical Co., Ltd., founded in 2005 and headquartered in Zhengzhou, Henan Province, specializes in the manufacturing and export of chemical raw materials. With over 18 years of industry experience, we have established a strong reputation for providing high-quality products, competitive pricing, and professional service to customers across Europe, Asia, the Middle East, and beyond.
Our extensive product portfolio includes:
✔ Surfactants & Detergents: SLES, LABSA, AOS, CDEA, CAB
✔ Plastics & Polymers: PVC resin, HDPE, LDPE, LLDPE, PP, PET
✔ Pigments & Colorants: Iron Oxide, Lithopone, Indigo Blue, Sulphur Black
✔ Plasticizers: Dioctyl Phthalate (DOP), Dibutyl Phthalate (DBP), Dioctyl Terephthalate (DOTP), Dioctyl Adipate (DOA), Diisononyl Phthalate (DINP)
✔ Industrial Chemicals: Sodium Hydrosulphite (SHS), Basic Chrome Sulphate (BCS), Sodium Hexametaphosphate (SHMP), Carboxy Methyl Cellulose (CMC), Zinc Oxide, Carbon Black, Sodium Gluconate
✔ Other Specialty Chemicals: Used in detergents, cleaning products, textiles, plastics, petroleum, construction, pharmaceuticals, water treatment, coatings, and more.
We are committed to maintaining the highest quality standards and hold internationally recognized certifications, including ISO 9001:2015, SGS, and FAMI-QS.
🚀 Henan Yaros Chemical Co., Ltd. – Your Reliable Chemical Partner!
Our Certificates
We maintain internationally recognized certifications to ensure product quality, safety, and compliance:
✅ ISO 9001:2015 – Quality Management System Certified
✅ SGS Certification – Third-Party Verified Quality
✅ FAMI-QS Certification – Compliance with Global Standards
Frequently Asked Questions (FAQ)
Q1: How Do DOP, DBP, DOTP, and DOA Enhance PVC Performance?
A:
DOP (Dioctyl Phthalate) improves the flexibility, durability, and processability of PVC, making it suitable for flooring, synthetic leather, and electrical cables. It enhances the mechanical properties of PVC products while maintaining stability over time.
DBP (Dibutyl Phthalate) acts as an effective plasticizer in adhesives, printing inks, and soft PVC applications. It provides excellent solubility, enhances workability, and increases elasticity in PVC formulations.
DOTP (Dioctyl Terephthalate) is a non-phthalate alternative known for its high thermal stability and low volatility. It is commonly used in medical products, food-grade packaging, and children’s toys, offering improved environmental safety and long-term flexibility.
DOA (Dioctyl Adipate) enhances PVC’s performance in cold environments by providing superior low-temperature flexibility. It is widely used in freezer films, synthetic rubber, and outdoor vinyl applications where resistance to extreme temperatures is required.
Q2: What is the minimum order quantity (MOQ)?
A: Our MOQ is 1 ton, with bulk pricing available for larger orders.
Q3: Can I request a sample before ordering?
A: Yes! We provide free samples, and you only need to cover shipping costs.
Q4: How do you ensure product quality?
A: We follow strict quality control procedures, including raw material inspection, in-process monitoring, and final testing.
Q5: What are the payment terms?
A: We accept T/T, L/C, and Western Union, with negotiable terms for bulk orders.
Q6: How fast is the delivery?
A: Standard delivery time is 7-10 days, depending on order quantity and shipping method.
📩 Still have questions? Contact us today!
