Dioctyl Phthalate (DOP)
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Description
What is Dioctyl Phthalate (DOP)?
Dioctyl Phthalate (DOP) is a phthalate ester plasticizer that manufacturers primarily use in flexible PVC formulations.
Plasticizers modify the physical properties of polymers. In PVC formulations, DOP can increase flexibility and improve processing characteristics compared with unplasticized PVC.
Manufacturers and chemical suppliers also commonly refer to DOP as Dioctyl Phthalate. The abbreviation DOP remains widely used in commercial and industrial applications.
Chemically, DOP belongs to the phthalate ester family. Rather than reacting chemically with the polymer, DOP primarily modifies the polymer matrix to help manufacturers achieve the required flexibility, softness, and handling characteristics.
Dioctyl Phthalate (DOP) Product Highlights
Key Benefits of DOP
Improves Flexibility – Helps produce softer, more flexible polymer materials.
Supports PVC Processing – Enhances the processing characteristics of PVC compounds.
Wide Application Range – Suitable for cables, flooring, synthetic leather, sheets, and hoses.
Formulation Flexibility – Allows manufacturers to adjust properties according to end-use requirements.
Established Industrial Use – Widely recognized in polymer and plasticizer applications.
Technical Specifications
| Property | Specification |
|---|---|
| Product Name | Dioctyl Phthalate (DOP) |
| Common Name | Dioctyl Phthalate |
| Abbreviation | DOP |
| Chemical Family | Phthalate Ester |
| Primary Function | Plasticizer |
| Main Polymer Association | PVC and other compatible polymer systems |
| CAS Number | 117-81-7 |
| Molecular Formula | C₂₄H₃₈O₄ |
| Molecular Weight | 390.56 g/mol |
| Appearance | Clear, colorless to pale yellow, viscous, and oily liquid |
Applications of Dioctyl Phthalate (DOP)
Dioctyl Phthalate (DOP) is primarily used as a plasticizer in PVC and other compatible polymer systems, where it can help improve flexibility and processing characteristics. Its applications are mainly associated with flexible PVC products and industrial polymer formulations.
| Application | Typical Use |
| Flexible PVC | Manufacturers use it in PVC compounds, sheets, films, and flexible plastic products. |
| Cables & Wires | Formulators may use it in PVC insulation and flexible cable compounds. |
| Synthetic Leather | Manufacturers may incorporate this product into artificial leather, PVC-coated fabrics, and flexible coated materials. |
| Flooring & Sheets | This plasticizer may support formulations for PVC flooring, vinyl materials, flexible sheets, and membranes. |
| Hoses & Tubing | Manufacturers may evaluate this product for flexible PVC hoses, tubing, profiles, and polymer components. |
| Adhesives & Sealants | Formulators may use phthalate plasticizers in selected systems that require flexibility and plasticization. |
| Industrial Polymer Products | Manufacturers may incorporate it into compatible plasticized polymer systems according to formulation requirements. |
Advantages of Dioctyl Phthalate (DOP)
Dioctyl Phthalate (DOP) provides established plasticization performance in flexible PVC formulations. Its primary role is to modify the physical characteristics of PVC by increasing flexibility and supporting the processing of plasticized polymer systems.
Effective Plasticization
Dioctyl Phthalate helps reduce the stiffness of PVC and enables manufacturers to obtain the flexibility required for a range of flexible polymer products.
Consistent Formulation Performance
When appropriately incorporated into a compatible PVC formulation, DOP can provide predictable plasticization and contribute to uniform finished-product properties.
Processing Support
The incorporation of DOP can improve the processing behavior of PVC compounds, supporting the manufacture of flexible sheets, films, cables, flooring, hoses, and other products.
Formulation Versatility
DOP can be incorporated into formulations alongside PVC resin and other additives, allowing manufacturers to adjust the finished material according to specific application requirements.
Established Industrial Application
Dioctyl Phthalate has a long history of use as a plasticizer, particularly in PVC and other compatible polymer systems, making it a well-established material for industrial formulation applications.
Packaging
- 200 Kgs Sealed Intact Barrels
Storage & Handling
Good industrial practices include:
- Keep containers closed when not in use.
- Store the material in a designated chemical-storage area.
- Maintain suitable workplace ventilation.
- Prevent unnecessary contact during handling.
- Use PPE appropriate to the site’s risk assessment and SDS.
- Protect the product from contamination.
- Follow established procedures for spills, waste, and container disposal.
Why Choose Chemex Chemicals for Dioctyl Phthalate (DOP)?
Chemex Chemicals focuses on supplying chemical raw materials to industrial customers across manufacturing and formulation sectors.
When evaluating DOP, procurement teams often need more than a product name. They require dependable information about grade, documentation, packaging, availability, and supply requirements.
Chemex Chemicals provides an enquiry-based approach that allows industrial buyers to discuss their requirements directly with the company.
Customers can enquire about:
- DOP availability
- Grade and quality requirements
- Technical documentation
- Packaging options
- Bulk requirements
- Export supply
- Commercial requirements
- Application-related information
Frequently Asked Questions
What is the difference between DOP and Dioctyl Phthalate?
DOP and Dioctyl Phthalate refer to the same commercial chemical commonly identified by CAS No. 117-81-7.
Can DOP be used with other plasticizers?
Yes, Dioctyl Phthalate can be used in plasticizer blends where the components are compatible and the formulation requires combined performance characteristics.
What documents should I request when purchasing this product?
Industrial buyers should request the latest TDS, SDS, and COA, where applicable, to verify product quality and specifications.
How should buyers select the right plasticizer grade?
Grade selection should consider the polymer system, processing conditions, required finished-product properties, and applicable regulatory requirements.
Is Dioctyl Phthalate suitable for every PVC formulation?
Not necessarily. Formulators should evaluate compatibility, required performance, regulatory requirements, and end-use conditions before production.
Is Dioctyl Phthalate used in PVC?
Yes. Dioctyl Phthalate has a well-established association with plasticized PVC formulations.
Related Products
- Dibutyl Phthalate (DBP)
- Diisononyl Phthalate (DINP)
- Dioctyl Adipate (DOA)
- Dioctyl Terephthalate (DOTP)
- Diisononyl Phthalate (DINP)
- Diisodecyl Phthalate (DIDP)
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