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

Evonik VESTOPLAST 308 Amorphous Polyolefin

Evonik VESTOPLAST 308 is an amorphous polyolefin (APO) thermoplastic resin offering excellent tack, heat resistance, and compatibility with diverse polymers. Widely used in hot-melt adhesives, coatings, and compounding, it delivers superior melt viscosity control and substrate adhesion without crystallinity-related brittleness.
  • evonik vestoplast 308 amorphous polyolefin_260a7068
  • evonik vestoplast 308 amorphous polyolefin_260a7068

Features Of Evonik VESTOPLAST 308 Amorphous Polyolefin

  1. Excellent thermal stability for high-speed hot-melt processing

  2. Low melt viscosity enabling easy pumpability and fine-web coating

  3. Outstanding adhesion to low-energy substrates such as polyolefins and PP nonwovens

  4. Good compatibility with EVA, tackifying resins, and waxes in compound formulations

  5. Non-crystalline structure ensures consistent melt behavior without re-melting hysteresis

Typical Applications Of Evonik VESTOPLAST 308 Amorphous Polyolefin

  1. High-performance hot-melt adhesives for hygiene products (e.g., leg cuffs, waistbands)

  2. Coating binders for spunbond and meltblown nonwovens in medical gowns and masks

  3. Component in pressure-sensitive adhesive (PSA) formulations for tapes and labels

  4. Sealant modifier for peelable packaging laminates requiring controlled delamination

  5. Carrier resin for pigment and additive masterbatches targeting polyolefin substrates

Specifications Of Evonik VESTOPLAST 308 Amorphous Polyolefin

Chemical TypeAmorphous polyolefin (APO) copolymer
Product FormPellets
AppearanceOff-white to light yellow, free-flowing pellets
Glass Transition Temperature (Tg)≈ 65 °C (DSC, 10 °C/min)
Melt Flow Rate (MFR)45–65 g/10 min (190 °C / 2.16 kg)
Density0.875–0.885 g/cm³
Softening Point (Ring & Ball)≈ 78–82 °C
Primary ApplicationsHot-melt adhesives, nonwoven binders, PSA modifiers


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