ASA (Acrylonitrile Styrene Acrylate)

ASA, or Acrylonitrile Styrene Acrylate, is a thermoplastic copolymer that combines the properties of acrylonitrile, styrene, and acrylic ester polymers. It is known for its excellent weather resistance, UV stability, and impact resistance. ASA is commonly used in outdoor applications where durability and colorfastness are essential.

About our supplier

Lotte Chemical is a global chemical company dedicated to creating a better world through chemistry. With a strong focus on innovation and sustainability, Lotte Chemical is at the forefront of developing the future hydrogen ecosystem, renewing mobility, and promoting a more valuable world through the circular economy of plastics.

Unique Properties

  • Weather Resistance: It has excellent weather resistance, making it suitable for outdoor applications exposed to sunlight, rain, and temperature variations.
  • UV Stability: ASA is highly UV stable, retaining its color and properties even after prolonged exposure to sunlight.
  • Impact Resistance: It possesses good impact resistance, which is important for applications where durability is required.
  • Colorfastness: ASA maintains its color and appearance over time, making it suitable for products that need to look good for an extended period.
  • Chemical Resistance: It exhibits resistance to chemicals and moisture, enhancing its suitability for outdoor environments.
  • Ease of Processing: ASA can be easily processed using various methods, including injection molding and extrusion.

Alternative for

The choice of using ASA depends on specific application requirements, including weather resistance, UV stability, and color retention. Alternatives may include other UV-stable polymers like polyethylene (PE), polypropylene (PP), or polycarbonate (PC), depending on the desired characteristics and cost considerations. The selection is influenced by factors such as the operating environment, regulatory requirements, and the need for specific material properties. ASA is preferred when its unique combination of weather resistance, UV stability, and impact resistance aligns with the application’s needs, particularly in outdoor and automotive industries where colorfastness is crucial.

Highlighted Product Grades

Grade Melt Flow Index Flexural Modulus Impact Strength
LOTTE WX-9100 22g/10min 2400MPa 9kJ/m2
LOTTE WX-9350 5g/10min 2400MPa 9kJ/m2
LOTTE WX-9310UV 6.0g/10min 2400MPa 16kJ/m2
*The product grades highlighted above are just a selection from our extensive range. For a complete overview or more information about our products, we kindly request you to contact us via the contact form at the bottom of this page.

Industries this product is applied in

Automotive Transportation Sports & Leisure Industrial Plastics Consumer Goods Infrastructure
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Paul Hendriks
Business Unit Manager Thermoplastics

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