Petroleum C9 Resins: Product Description and Uses
Product Description
Petroleum C9 resins are a type of thermoplastic resin derived from the polymerization of C9 aromatic hydrocarbons. These resins are characterized by their excellent adhesive properties, high thermal stability, and good compatibility with various polymers. They are typically used in formulations that require enhanced adhesion, flexibility, and durability. C9 resins are often utilized in the production of adhesives, coatings, sealants, and inks, making them a versatile choice for various industrial applications.
Uses
Petroleum C9 resins are widely used across multiple industries due to their unique properties. Some of the primary applications include:
- Adhesives: Used in hot melt adhesives, pressure-sensitive adhesives, and construction adhesives for their strong bonding capabilities.
- Coatings: Employed in paints and varnishes to improve gloss, hardness, and resistance to chemicals and weathering.
- Sealants: Utilized in sealants for construction and automotive applications, providing flexibility and durability.
- Inks: Incorporated in printing inks to enhance adhesion and improve the overall performance of the ink.
- Rubber Compounding: Used as a tackifier in rubber formulations to improve the adhesion between rubber and other materials.
Technical Data
| Property | Value |
|---|---|
| Appearance | Yellow to amber solid |
| Softening Point (°C) | 90 – 120 |
| Molecular Weight (g/mol) | 900 – 1200 |
| Viscosity (cP at 200°C) | 1000 – 3000 |
| Density (g/cm³) | 1.05 – 1.10 |
| Solubility | Soluble in aromatic hydrocarbons, partially soluble in aliphatic hydrocarbons |
| Glass Transition Temp (°C) | -20 to -10 |
| Thermal Stability (°C) | Up to 250 |
| Compatibility | Compatible with various polymers including EVA, SBR, and natural rubber |
Summary
Petroleum C9 resins are essential materials in the production of adhesives, coatings, sealants, and inks. Their unique properties, such as high thermal stability and excellent adhesion, make them suitable for a wide range of applications. Understanding the technical data associated with these resins can help manufacturers optimize their formulations for specific uses, ensuring high performance and durability in end products.