DOP Oil

DOP Oil

What is DOP?🧪

DOP (Dioctyl Phthalate) or the chemical name is Di(2-Ethylhexyl) Phthalate (DEHP) In the Thai name, it can read “ดีโอพี” is a Plasticizer (พลาสติไซเซอร์ หรือ สารเพิ่มความอ่อนตัวและความยืดหยุ่น) is a widely used plasticizer that enhances the flexibility, softness, and durability of various materials. It is extensively utilized across a broad range of industries, including rubber, plastics, paints, coatings, and adhesives, where improved material performance and processing characteristics are required.

Its primary function is to improve the softness, flexibility, and processability of materials, making them easier to shape and manufacture. DOP also helps reduce brittleness and the risk of cracking, while enhancing both production efficiency and the overall performance of finished products.

Thanks to its effective performance and cost efficiency, DOP remains one of the most widely used plasticizers across a variety of industries worldwide.

Key featured

DOP is a clear liquid, colorless to light yellow, with a light odor, and can be mixed with many types of material, particularly PVC and synthetic rubber.

The general properties

  • Building the flexibility
  • Reduce the strength and material crack.
  • Making the product reshaping easier
  • Best mixed with PVC and multipolymer
  • Helping to improve the property of mechanical products.
  • Building the durability to bending and impact forces
  • It's worth comparing with multi-plasticizer.

🛞The application in the rubber industry

In the rubber industry, DOP was designed for improving property substances of the rubber and rubber compounds.

The benefits in rubber industry

  • Building the rubber's smoothness
  • Helps simplify the rubber compounding process.
  • Helps reduce the viscosity of rubber compounds.
  • Helps improve the dispersion of additives in rubber compounds.
  • Helps improve the flexibility of the final product.

The example application

  • Synthetic rubber
  • Rubber Seal
  • Rubber gasket
  • Industrial hose
  • Rubber floor
  • Rubber Shock Absorber
  • Rubber Automotive Parts

🧩The application in the plastic industry

The plastics industry is one of the primary markets for DOP, particularly in the production of flexible PVC products.

Benefits in Plastic Applications

  • Enhances the flexibility of PVC compounds
  • Reduces product hardness
  • Improves flex resistance and durability
  • Facilitates easier processing and manufacturing
  • Enhances the surface quality and appearance of finished products

The example application

  • Electric wire and cable wire
  • Synthetic leather
  • PVC film
  • Vinyl floor
  • The light PVC pipe
  • PVC hose
  • The light PVC pad
  • Floor material and interior decoration

With its excellent plasticizing efficiency and compatibility, DOP is a key raw material in the production of Flexible PVC Compounds.

🎨The application in the paint and coating industry

DOP can be used as a plasticizing agent to improve the flexibility and performance of paints and coating formulations.

Benefits in Paints and Coatings

  • Enhances coating film flexibility
  • Reduces cracking of coated surfaces
  • Improves coating adhesion
  • Increases coating durability
  • Optimizes overall formulation performance

The example application

  • Industrial Coating
  • Protective Coating
  • Flexible Coating
  • Sealant Coating
  • The industry color
  • The color for metal industry
  • The color for plastic coating

🔗The application in the adhesive industry

DOP is widely used in various adhesive formulations to improve flexibility, adhesion performance, and long-term durability.

Benefits in Adhesive Applications

  • Enhances adhesive flexibility
  • Reduces cracking after application
  • Helps balance and optimize formulation viscosity
  • Improves adhesion to a wide range of substrates
  • Increases long-term performance and durability

The example application

  • The PVC adhesive
  • Contact Adhesive
  • Construction Adhesive
  • Flexible Adhesive
  • Footwear adhesives
  • The general industry adhesive

🛡️The safety usage control

Although DOP is widely used in industrial applications, appropriate chemical handling and safety practices should always be followed.

Recommended Safety Practices

  • Wear suitable gloves and personal protective equipment (PPE)
  • Avoid prolonged direct contact with the product
  • Prevent inhalation of vapors, especially in poorly ventilated areas
  • Store in tightly sealed containers
  • Store in tightly sealed containers
  • Review the Safety Data Sheet (SDS) before use

For applications involving food-contact materials, children's products, or medical devices, users should verify applicable regulatory requirements and industry standards before selecting or using DOP.

Product Details

📦Product name

DOP (Dioctyl Phthalate)

Another's name

  • DEHP
  • Di(2-Ethylhexyl) Phthalate

Product appearance

  • Clear liquid
  • Colorless to light yellow
  • Light odor
  • The high purity

Product type

The plasticizer for the industry

The related industries

  • Rubber Industry
  • Plastic Industry
  • PVC Compound Industry
  • Paint Industry
  • Coating Industry
  • Adhesive Industry

To sum up

Dioctyl Phthalate (DOP), also known as DEHP, is one of the most widely used plasticizers in the plastics, rubber, coatings, and adhesives industries. Its primary function is to enhance flexibility, softness, and processability, helping manufacturers improve both production efficiency and product performance.

Thanks to its excellent plasticizing efficiency, broad compatibility with various materials, and cost-effectiveness, DOP remains a preferred raw material across numerous industrial sectors worldwide. It is particularly valued in the production of Flexible PVC Compounds, Rubber Compounds, Coatings, and Adhesive Applications.

❓Q&A 

1. What is DOP?

DOP หรือ Dioctyl Phthalate (DEHP) คือสาร Plasticizer ที่ใช้เพิ่มความยืดหยุ่น ความนุ่ม และช่วยให้วัสดุขึ้นรูปได้ง่ายขึ้นในอุตสาหกรรมพลาสติก ยาง สี และกาว

2. What is DOP used for?

DOP is primarily used to improve the flexibility and softness of PVC, rubber compounds, coatings, and adhesives. It also enhances processing performance and contributes to improved end-product properties.

3. Which industries does DOP apply to?

DOP is widely used in industries such as PVC and plastics manufacturing, rubber processing, paints and coatings, adhesives, wire and cable production, synthetic leather, vinyl flooring, and various other industrial applications.

4. Is DOP safe?

DOP can be safely handled in industrial applications when used in accordance with recommended safety procedures and the guidelines provided in the applicable Safety Data Sheet (SDS).

5. What type of DOP package?

Standard industrial packaging options include:

  • 200 kg/ Drum
  • 1,000 kg/IBC

6. Is DOP selling for the manufacturing industry?

L. Eternal supplies and distributes high-quality DOP for the plastics, rubber, coatings, and adhesives industries. Our team also provides technical support and product recommendations to help customers select the most suitable solution for their specific applications.

📩 For more information, please contact

🚚 Delivery to all nationwide with customer support

📌 Contact L. Eternal team

📞 02-114-7000 ext. 110 | Line: @leternalgroup

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