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Adhesives Ingredients
The material selection platform
Adhesives Ingredients
by SpecialChem
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Dynasylan® 1189

Technical Datasheet | Supplied by Evonik
Dynasylan® 1189 by Evonik is a bifunctional silane. Acts as an adhesion promoter or as a surface modifier. Provides flexural strength, tensile strength, impact strength, modulus of elasticity, improved moisture and corrosion resistance. Offers improvement in adhesion, filler dispersion rheological behavior like reduction in viscosity and higher filler loading. Dynasylan® 1189 is listed in EINECS/ELINCS, TSCA, IECS ECL and REACH. It has a shelf life of minimum 12 months.

Dynasylan® 1189

Technical Datasheet | Supplied by Evonik
Product Type
Adhesion Promoters > Organofunctional Silanes
Chemical Composition
CAS Number
Physical Form
Colorless to slight yellowish
Product Status
Applications/ Recommended for
  • Adhesives
  • Sealants
  • Polymers > Epoxies (EP)
  • Polymers > Polyamides (PA)
  • Polymers > Silicones (Si)
  • Polymers > Ethylene Co-terpolymers - Solids (EVA, EMA)
  • Polymers > Polyolefins
  • Polymers > Polyurethanes > PU-Prepolymers
  • Electrical & Electronic Bonding
  • Automotive
  • Industrial Assembly
  • Buildings & constructions
  • Transportation (excl. Automotive)
Bio Based
Labels/Agency Rating

Dynasylan® 1189 Properties


Value & Unit
Test Condition
Test Method
Density @ 20°C, DIN 51757
0.95 g/cm3
Viscosity @ 20°C, DIN 53015
2.5 mPa.s
Flash Point, DIN 51755
110 °C

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