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Eagle Styrene Acrylic 72/ 50
Eagle Styrene Acrylic 72/ 50 is a co-polymer emulsion consisting of styrene and acrylic monomers, offered at 50% active solids concentration in water. It appears as a milky-white, low-viscosity liquid with a mild odor. This polymer emulsion combines excellent film-forming properties, adhesion, and mechanical strength, making it widely used in coatings, adhesives, sealants, and functional binders across multiple industries.
Eagle Styrene Acrylic 72/ 50
Primary Uses
- Paints & Coatings
- Serves as a primary binder in interior and exterior water-based paints, delivering excellent film formation, hardness, and scrub resistance.
- Improves adhesion to various substrates like drywall, metal, and wood.
- Enhances flexibility to resist cracking and chalking under environmental stress.
- Construction & Building Materials
- Used in acrylic latex caulks, sealants, and joint compounds for excellent seal integrity and flexibility.
- Acts as a binder in cementitious tile adhesives, masonry coatings, and patching compounds.
- Improves water resistance, adhesion, and workability of cement renders and stucco finishes.
- Adhesives & Binders
- Incorporated into pressure-sensitive adhesives, enhancing peel and tack strength.
- Used in hot-melt and cold-water adhesives for bonding paper, board, textiles, and laminates.
- Employed in nonwoven fabric lamination as a binder to control stiffness and handle time.
- Paper & Packaging
- Serves as a binder in coatings that provide gloss, printability, and water resistance to paper and board.
- Used in packaging adhesives for corrugated board lamination and box sealing.
- Textiles & Fibers
- Acts as a finishing aid for textile treatments to improve hand feel and dimensional stability.
- Used in impregnation formulations for fabric reinforcement and coating.
- Woodworking & Veneer
- Used as a wood primer or sealer, improving adhesion of paints and varnishes.
- Employed in laminating adhesives for plywood and particleboard products.
Secondary Uses
- Industrial & Decorative Flooring
- Used as binder in decorative concrete overlays and thin-set floor toppings.
- Serves in maintenance coatings for concrete and sports surfaces.
- Arts & Crafts
- Available as a binder in art gesso, craft glues, and decorative coatings.
- Automotive & Transportation
- Incorporated in flexible coatings and primers for metal and composite parts.
- Serves in interior coatings and adhesives for trim and upholstery.
1. Basic Identification Attributes
- Product Name: Eagle Styrene Acrylic 72/50
- Active Content: 50% solids in aqueous emulsion
- Styrene/Acrylic Ratio: Approximately 72/28 by weight
- Appearance: Milky-white liquid emulsion
- Odor: Mild acrylic/styrene aroma
- pH (as supplied): Typically 3.5–5.0
- Viscosity: Low — 100–500 cP (Brookfield, spindle 2/20 rpm)
- Particle Size: ~150–300 nm (typical styrene–acrylic latex)
2. Physical & Chemical Properties
- Film Appearance: Clear, glossy to matte depending on formulation
- Adhesion: Excellent on porous substrates, metals, and painted surfaces
- Flexibility: Good — resists cracking across wide temperature ranges
- Water Resistance: Fair; improves upon mild crosslinking or coalescent use
- Chemical Resistance: Moderate; resistant to dilute acids and alkalis, weak solvents
- Stability: Stable if stored properly; can be affected by freezing or bacterial growth
3. Safety & Hazard Attributes
- Hazard Class (GHS): Non-hazardous as supplied (aqueous emulsion)
- Toxicity: Low; not classified as a health hazard in standard aqueous form
- VOC Content: Typically <50 g/L as per 50% solids basis
- Flammability: Non-flammable liquid
4. Storage & Handling Attributes
- Storage Conditions: Store between 5–38 °C; avoid frost and freezing
- Container Type: Plastic drums, IBC totes, or lined steel containers
- Shelf Life: 6–12 months from manufacture date when stored correctly
- Handling Precautions: Use PPE to avoid splashes; ensure good ventilation
- Avoid Contamination: Keep containers sealed between uses; add biocide if long retention
5. Regulatory & Compliance Attributes
- Complies with major paint and adhesive regulations (incl. TSCA, REACH)
- VOC levels suitable for low-VOC/GreenSeal, LEED-type, and regional Paint VOC regulations
- Non-toxic and safe for interior-building applications when fully dried
6. Environmental & Health Impact
- Ecotoxicity: Low to moderate; avoid direct discharge to water bodies
- Biodegradability: Partial biodegradability of polymer components
- Bioaccumulation: Not expected
- Mutagenicity/Carcinogenicity: Not classified
Safety Handling Precautions
PPE Required:
- Gloves (nitrile or PVC)
- Safety goggles or face shield
- Protective clothing if contact is possible during bulk handling
Handling Guidelines:
- Prevent aerosol formation; avoid inhalation of spray mists
- Clean spills with absorbent material, dispose per local regulations
- Maintain container hygiene to avoid microbial contamination
Storage Measures:
- Keep sealed and stored away from freezing; gently roll before drawing to re-distribute solids
- Use FIFO system to avoid age-related gel formation
- Avoid contact with oxidizing agents
Hygiene Practices:
- Wash hands after handling
- Do not eat, drink, or smoke during use
- Clean splash areas to prevent slips or accidental contact
First Aid Measures
- Inhalation: Move to fresh air; seek medical attention if respiratory distress occurs
- Skin Contact: Rinse with water; wash with soap if prolonged exposure
- Eye Contact: Flush eyes with water for at least 15 minutes; seek medical care if irritation persists
- Ingestion: Rinse mouth; drink water; seek medical help if large amounts ingested
Firefighting Measures
- Fire Hazards: Not flammable; water-based emulsion
- Extinguishing Media: Use water spray, foam, dry chemical, or CO₂ based on surrounding fire
- Special Precautions: Wear full firefighting PPE and SCBA
- Decomposition Products: May release CO, CO₂, low-level volatile organic compounds at high heat
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