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

DuPont Fusabond PTW Toughener

DuPont Fusabond PTW Toughener is a maleic anhydride-grafted ethylene-propylene copolymer designed for polyolefin toughening. It enhances impact strength, adhesion, and compatibility in TPOs, PP composites, and multi-layer films. Offering excellent melt flow and dispersion, it’s widely used in automotive, packaging, and durable goods applications where toughness and processability are critical.
  • dupont fusabond ptw toughener_3d259e89
  • dupont fusabond ptw toughener_3d259e89

Features Of DuPont Fusabond PTW Toughener

  1. Enhances impact resistance and ductility in polyolefin-based composites without compromising melt processability.

  2. Provides excellent adhesion between non-polar polyolefins (e.g., PP, PE) and polar substrates including glass fibers, minerals, and engineering thermoplastics.

  3. Offers superior thermal stability for high-temperature compounding and injection molding processes.

  4. Enables low-viscosity melt flow for improved dispersion and interfacial coverage in filled and reinforced systems.

  5. Designed for consistent performance across multiple processing methods—including extrusion, injection molding, and rotational molding.

Typical Applications Of DuPont Fusabond PTW Toughener

  1. Automotive interior and exterior trim components requiring dimensional stability and crash-absorbing toughness.

  2. Structural under-hood parts exposed to elevated temperatures and mechanical stress.

  3. Industrial containers and heavy-duty packaging where chemical resistance and impact strength are critical.

  4. Electrical enclosures and housings demanding flame-retardant compatibility and long-term mechanical integrity.

  5. Recycled polyolefin blends seeking enhanced compatibility and property retention.

Specifications Of DuPont Fusabond PTW Toughener

Chemical TypeMaleic anhydride-grafted ethylene-propylene copolymer
Product FormPellets
AppearanceOff-white to light tan, free-flowing pellets
Primary ApplicationsPolypropylene and polyethylene toughening, fiber-reinforced composites, mineral-filled systems
Key FeaturesHigh graft level, controlled molecular weight, low volatile content
BenefitsImproved notched Izod impact, reduced warpage, enhanced interfacial bonding
Processing Temperature Range180–260 °C (recommended)
Storage ConditionsStore in original unopened packaging at ≤30 °C and <50% relative humidity


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