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

Evonik VESTOPLAST 891 Amorphous Polyolefin

Evonik VESTOPLAST 891 is an amorphous polyolefin (APO) copolymer offering excellent tack, heat resistance, and compatibility with polar/non-polar polymers. Designed for hot-melt adhesives, sealants, and polymer modification, it delivers superior shear strength and low-temperature flexibility without crystallinity-related brittleness.
  • evonik vestoplast 891 amorphous polyolefin_169720a5
  • evonik vestoplast 891 amorphous polyolefin_169720a5

Features Of Evonik VESTOPLAST 891 Amorphous Polyolefin

  1. Excellent thermal stability for high-temperature processing and service environments.

  2. Outstanding adhesion to low-surface-energy substrates including polyolefins and polyethylene terephthalate (PET).

  3. Low melt viscosity enabling easy extrusion, coating, and hot-melt application.

  4. High clarity and transparency in thin-film applications.

  5. Good compatibility with waxes, tackifiers, and other polymer modifiers.

Typical Applications Of Evonik VESTOPLAST 891 Amorphous Polyolefin

  1. Hot-melt adhesive formulations for packaging lamination and labeling.

  2. Coating resins for metallized films and barrier coatings.

  3. Compatibilizer in polyolefin-based blends and recycled polymer systems.

  4. Sealant layer in multilayer flexible food packaging structures.

  5. Binders in nonwoven applications requiring heat-seal functionality.

Specifications Of Evonik VESTOPLAST 891 Amorphous Polyolefin

Chemical TypeAmorphous polyolefin (APO)
Product FormPellets
AppearanceOff-white to light yellow translucent pellets
Glass Transition Temperature (Tg)Approx. 85 °C (DSC, 10 °C/min)
Melt Flow Rate (MFR)35 g/10 min (190 °C, 2.16 kg)
Density0.87 g/cm³ (ASTM D792)
SolubilitySoluble in aliphatic and aromatic hydrocarbons at elevated temperature
Key FeaturesThermoplastic, non-crystalline, low polarity


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