Naphtha (petroleum), heavy alkylate
Description
Naphtha (petroleum), heavy alkylate (CAS 64741-65-7) is a high-boiling petroleum-derived hydrocarbon fraction produced through the alkylation of refinery streams. It functions primarily as a non-polar solvent and process fluid across industrial cleaning and lubricant formulation.
In industrial and institutional cleaning formulations, it acts as a degreasing carrier for removing heavy oils, greases, and hydrocarbon residues from metal surfaces and equipment. This material is highly valued for its stability and performance.
Lubricant manufacturers incorporate it as a diluent or process solvent during blending operations where controlled evaporation and hydrocarbon compatibility are required. It provides consistent results in various energy sector applications.
In oil and gas operations, it is used in pipeline maintenance fluids and equipment cleaning where high-boiling aliphatic solvents outperform lighter fractions in residue removal. This ensures efficient maintenance of critical infrastructure.
Home care product formulators use it in heavy-duty degreasers and solvent-based cleaning concentrates targeting stubborn hydrocarbon soils. Its chemical properties allow for deep penetration into complex industrial residues.
Naphtha (petroleum), heavy alkylate is supplied as a clear to pale yellow liquid in bulk tanker, IBC, and drum formats. Technical grade is the standard commercial specification for industrial solvent and cleaning applications.
Buyers should confirm distillation range and aromatic content specifications with suppliers, as these parameters vary by refinery source. These specific factors directly affect the final formulation performance and safety profiles.
Physical Properties
| Melting Point | -30 °C |
| Boiling Point | 172-215 °C |
| Density | 0.75-0.79 g/cm³ |
| Flash Point | 43°C |
| Color | Clear |
| Form | Liquid |
| Vapor Pressure | 2 psi ( 21.1 °C) |
| Refractive Index | n20/D 1.424 |
Trade & Regulatory
| UN Number | 1268 |
| Packing Group | III |
| Storage Class | 3 - Flammable liquids |
| WGK (Germany) | 3 |
Documentation
Other Names
Heavy alkylate naphtha (petroleum)
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