Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

DuPont Surlyn 9320 Toughener

DuPont Surlyn 9320 Toughener is an ionomer resin offering exceptional impact resistance, clarity, and adhesion to polar substrates. Designed for demanding applications like automotive trim, sporting goods, and packaging, it enhances toughness without sacrificing processability or aesthetics. Its unique ethylene-methacrylic acid copolymer structure delivers superior melt strength and low-temperature flexibility versus standard polyolefins.
  • dupont surlyn 9320 toughener_5792bb17
  • dupont surlyn 9320 toughener_5792bb17

Features Of DuPont Surlyn 9320 Toughener

  1. Ionomer-based toughening agent offering exceptional impact resistance and ductility in thermoplastic blends.

  2. Enables strong interfacial adhesion between dissimilar polymers, improving blend compatibility and mechanical integrity.

  3. Provides excellent clarity and low haze when compounded into transparent engineering resins.

  4. Retains thermal stability during standard melt processing (e.g., extrusion, injection molding) up to 220 °C.

  5. Offers inherent moisture resistance and reduced water absorption compared to conventional acrylic or rubber tougheners.

Typical Applications Of DuPont Surlyn 9320 Toughener

  1. Impact-modified polyamide (PA6, PA66) for automotive under-hood components.

  2. Toughened polycarbonate (PC) and PC/ABS blends used in electronic housings and medical device enclosures.

  3. High-clarity, shatter-resistant films and packaging layers requiring puncture resistance.

  4. Structural adhesives and tie-layer formulations in multilayer coextruded barrier structures.

  5. Reinforced thermoplastic composites for sporting goods and lightweight consumer products.

Specifications Of DuPont Surlyn 9320 Toughener

Chemical TypeSodium-neutralized ethylene-methacrylic acid (EMAA) ionomer
Product FormPellets
AppearanceOff-white, free-flowing pellets
Primary ApplicationsThermoplastic toughening, adhesive tie-layers, impact modification
Key FeaturesHigh melt strength, excellent adhesion, clarity retention, low moisture sensitivity
Processing MethodExtrusion, injection molding, compression molding
Recommended Drying70–80 °C for 2–4 hours prior to processing
Storage ConditionsKeep in original sealed packaging; store below 30 °C and <50% RH


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