Shellsol A
Shellsol A is a high-purity, low-aromatic, hydrocarbon solvent derived from petroleum refining processes. It is a clear, colorless liquid known for its excellent solvency power, low odor, and relatively low toxicity compared to other petroleum solvents. Shellsol A is widely used in coatings, inks, adhesives, and chemical processing where strong but controlled solvency is required. Its balanced evaporation rate and compatibility with various res ins and polymers make it a preferred choice in industrial and commercial applications.
 Primary Uses
Paints and Coatings
- Serves as a solvent and thinner for alkyd, acrylic, and other resin-based paints and varnishes.
- Provides optimal viscosity adjustment and improved flow and leveling in coatings.
- Used in surface preparation and cleaning prior to painting.
Printing Inks
- Utilized as a solvent in printing ink formulations to dissolve resins and pigments effectively.
- Enhances drying characteristics and print quality.
Adhesives and Sealants
- Functions as a solvent carrier in solvent-based adhesives to aid application and bonding.
- Improves spreadability and drying time.
Chemical Processing
- Used as a solvent in extraction, degreasing, and formulation of specialty chemicals.
Secondary Uses
Cleaning and Degreasing
- Employed in industrial cleaning fluids and degreasers for metal parts and machinery.
Laboratory Applications
- Used as a solvent in analytical and preparative chemical procedures requiring low aromatic hydrocarbons.
Pharmaceuticals and Cosmetics
Occasionally used in manufacturing processes where nonpolar solvents are needed (with regulatory approval).
Basic Identification Attributes
- Chemical Name (IUPAC): Hydrotreated petroleum distillate (Low Aromatic Hydrocarbon)
- Common/Trade Name: Shellsol A
- CAS Number: 64742-48-9 (varies by specific cut)
- HS Code: 2710.19
- Synonyms: Low aromatic hydrocarbon solvent; petroleum solvent A
Physical & Chemical Properties
- Physical State: Clear liquid
- Color & Odor: Colorless with mild hydrocarbon odor
- Boiling Range: Approximately 140–180°C (varies by batch)
- Density: Approx. 0.76–0.78 g/cm³
- Flash Point: Around 38–44°C (closed cup)
- Solubility: Insoluble in water; miscible with organic solvents
Safety & Hazard Attributes
- GHS Classification: Flammable liquid (Category 3); may cause skin and eye irritation
- Toxicity: Low to moderate; avoid prolonged exposure
- Exposure Limits: Follow occupational exposure limits and safety guidelines
Storage & Handling Attributes
- Storage Conditions: Store in tightly closed containers in a cool, well-ventilated area away from ignition sources
- Container Type: Supplied in drums, bulk tanks, or smaller sealed containers
- Shelf Life: Stable if stored under recommended conditions
- Handling Precautions: Use protective gloves and eyewear; avoid inhalation of vapors; ensure proper ventilation
Regulatory & Compliance Attributes
- Complies with industrial solvent regulations, including VOC content limits in many regions.
- Meets standards for use in coatings, inks, and adhesives per ASTM and REACH regulations.
- Classified and labeled according to GHS standards for transportation and handling.
Environmental & Health Impact
- Biodegradability: Readily biodegradable under aerobic conditions.
- Ecotoxicity: Low to moderate; avoid release into aquatic environments.
Bioaccumulation: Not significant.
Safety Handling Precautions
- PPE Required: Gloves, goggles, and protective clothing recommended; respiratory protection in poorly ventilated areas.
- Handling Guidelines: Use in well-ventilated areas; avoid ignition sources and static discharge.
- Storage Measures: Keep containers tightly sealed and stored away from heat and flame.
First Aid Measures
- Inhalation: Move to fresh air immediately; seek medical attention if breathing difficulties occur.
- Skin Contact: Wash thoroughly with soap and water; seek medical advice if irritation persists.
- Eye Contact: Rinse with plenty of water for at least 15 minutes; seek medical help if irritation continues.
- Ingestion: Do not induce vomiting; seek immediate medical assistance.
Firefighting Measures
- Fire Hazards: Highly flammable liquid and vapor.
- Extinguishing Media: Foam, dry chemical, COâ‚‚, or water spray.
- Special Precautions: Use full protective gear and self-contained breathing apparatus for firefighting.
- Hazardous Combustion Products: Carbon oxides, hydrocarbons, and other toxic fumes.