Styrene Acrylic

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Styrene Acrylic is a copolymer emulsion combining styrene and acrylic monomers, widely used as a versatile binder in coatings, adhesives, and construction materials. It offers excellent film-forming properties, adhesion, water resistance, and durability. This product enhances the performance and longevity of paints, sealants, textiles, and paper coatings, with flexibility for both indoor and outdoor applications. Styrene Acrylic emulsions are designed to meet stringent industrial and environmental standards.

Description

Styrene Acrylic

Primary Uses 

  1. Coatings & Paints Industry
  • Binder in Architectural Paints: Provides excellent adhesion, gloss, and durability to interior and exterior paints.
  • Protective Coatings: Used in industrial coatings for corrosion resistance and weatherproofing.
  • Textile Coatings: Enhances fabric hand, durability, and resistance to water and stains.
  • Paper Coatings: Improves printability, gloss, and surface strength of coated papers.
  1. Adhesives Industry
  • Pressure-sensitive Adhesives: Used in tapes and labels for strong bonding and flexibility.
  • Construction Adhesives: Provides water resistance and durability for bonding building materials.
  • Packaging Adhesives: Used for flexible and rigid packaging applications requiring quick set and strong adhesion.
  1. Construction Industry
  • Mortar and Cement Modifiers: Improves flexibility, adhesion, and water resistance in tile adhesives, cementitious coatings, and grouts.
  • Sealants and Caulks: Enhances elasticity and weather resistance in silicone and acrylic sealants.

Secondary Uses

  1. Textiles Industry
  • Fabric Finishing Agent: Provides softness, stiffness, or water repellency depending on formulation.
  • Nonwoven Binders: Used in nonwoven fabric production to improve strength and durability.
  1. Paper Industry
  • Surface Sizing Agent: Enhances ink holdout and reduces absorbency in specialty papers.
  • Wet Strength Additive: Improves paper resistance to moisture.
  1. Leather Industry
  • Coating Agent: Used to provide protective films on leather products enhancing durability and appearance.
  1. Plastic & Rubber Industry
  • Modifier for Plastics: Improves impact resistance and flexibility in PVC and other polymers.
  • Adhesion Promoter: Enhances bonding between dissimilar materials in composites.
  1. Printing Industry
  • Ink Binder: Acts as a binder in water-based inks to improve adhesion and gloss.
KEY PRODUCT FEATURES

1. Basic Identification Attributes

  • Chemical Name (IUPAC): Copolymer of styrene and acrylic monomers
  • Common/Trade Name: Styrene Acrylic Emulsion
  • CAS Number: Not assigned to copolymer (styrene: 100-42-5; acrylic monomers vary)
  • HS Code: 3906.90.00
  • Synonyms: Styrene-acrylic copolymer, Styrene acrylic resin

2. Physical & Chemical Properties

  • Physical State: Milky white liquid emulsion
  • Color & Odor: White; mild odor
  • Solubility: Dispersible in water; insoluble in organic solvents
  • pH: 7.0 – 9.0 (typically neutral to slightly alkaline)
  • Solid Content: 40-55% (varies by grade)
  • Viscosity: Low to medium (depending on formulation)
  • Density: Approx. 1.0 – 1.1 g/cm³

3. Safety & Hazard Attributes

  • GHS Classification: Not classified as hazardous
  • Toxicity: Low toxicity under normal handling conditions
  • Exposure Limits: No specific occupational exposure limits; follow standard chemical safety practices

4. Storage & Handling Attributes

  • Storage Conditions: Store in sealed containers at 5-35 °C; protect from freezing and direct sunlight
  • Container Type: Plastic drums, totes, or bulk containers
  • Shelf Life: 6-12 months depending on storage conditions
  • Handling Precautions: Avoid freezing, contamination, and prolonged skin contact

5. Regulatory & Compliance Attributes

  • Manufactured under Good Manufacturing Practices (GMP)
  • Complies with relevant REACH, TSCA, and OSHA HCS regulations
  • Suitable for use in formulations compliant with VOC limits for paints and coatings
  • Meets environmental standards for low volatile organic compounds emissions

6. Environmental & Health Impact

  • Biodegradability: Partially biodegradable under aerobic conditions
  • Ecotoxicity: Low toxicity to aquatic organisms
  • Bioaccumulation: Not significant
  • Environmental Notes: Wastewater treatment recommended to prevent polymer residue discharge
SAFETY HANDLING PRECAUTIONS

Safety Handling Precautions

  • PPE Required: Gloves and eye protection recommended
  • Handling Guidelines: Use adequate ventilation; avoid skin and eye contact
  • Storage Measures: Keep containers tightly closed and protected from freezing

First Aid Measures

  • Inhalation: Move to fresh air if irritation occurs
  • Skin Contact: Wash with soap and water
  • Eye Contact: Flush with water for 15 minutes; seek medical attention if irritation persists
  • Ingestion: Rinse mouth; obtain medical advice if necessary

Firefighting Measures

  • Fire Hazards: Combustible when dried; aqueous emulsion is not flammable
  • Extinguishing Media: Water spray, foam, dry chemical, CO₂
  • Hazardous Combustion Products: Carbon monoxide, carbon dioxide, and other organic combustion products