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

​Evonik Dynasylan 6498 Silane Coupling Agent

Evonik Dynasylan 6498 is a premium vinyl-functional silane oligomer specifically engineered as a high-performance coupling agent for mineral-filled polymer systems. This innovative formulation combines vinyl and alkoxy functional groups to deliver exceptional bonding performance between inorganic materials and organic polymers, while ensuring superior processing safety and environmental compliance

Features Of Evonik Dynasylan 6498 Silane Coupling Agent

  1. Excellent Bonding Performance - Enhanced adhesion between fillers and polymers

  2. Superior Hydrophobicity - Improved electrical properties in humid conditions

  3. High Thermal Stability - Maintains performance at elevated temperatures

  4. Reduced VOC Emission - Environmentally friendly with lower ethanol release

  5. Easy Processing - Excellent compatibility with various polymer systems

Typical Applications Of Evonik Dynasylan 6498 Silane Coupling Agent

  1. Mineral-Filled Cable Compounds - HFFR and LSZH cable applications

  2. Cross-Linked Polymer Systems - EPDM and EVA based compounds

  3. Filler Surface Treatment - Pre-treatment for ATH and MDH fillers

  4. Wire and Cable Insulation - Enhanced moisture resistance

  5. Polymer Composite Materials - Improved mechanical and electrical properties

Specifications Of Evonik Dynasylan 6498 Silane Coupling Agent

Product TypeVinyl alkoxy silane oligomer
AppearanceColorless transparent liquid
Active Content> 98%
Viscosity (25°C)25-55 mPa·s
Density (25°C)0.96-1.06 g/cm³
Flash Point> 102°C
Refractive Index1.415-1.425
Recommended Usage0.5-3.0% in compound
Storage Stability24 months in sealed container


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