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

Evonik Dynasylan SIVO 203 Silane Coupling Agent

Evonik Dynasylan SIVO 203 is an amino-functional silane coupling agent designed to enhance adhesion between organic polymers and inorganic substrates. This light yellow solution improves bonding strength to challenging plastic surfaces while providing excellent wettability and reduced yellowing. Ideal for adhesives, sealants, and coating applications requiring superior performance.

Features Of Evonik Dynasylan SIVO 203 Silane Coupling Agent

  1. Enhanced Adhesion - Improves bonding to difficult substrates and plastic surfaces

  2. Superior Wettability - Provides excellent surface wetting and spreading characteristics

  3. Reduced Discoloration - Minimizes yellowing effects in final applications

  4. Weather Resistance - Enhances durability against environmental conditions

Typical Applications Of Evonik Dynasylan SIVO 203 Silane Coupling Agent

  1. Sealant Formulations - Silane-modified polyurethanes and RTV silicones

  2. Adhesive Systems - Two-component epoxy and polyurethane adhesives

  3. Surface Primers - Pre-treatment for difficult-to-bond plastic substrates

  4. Coating Additives - Enhanced adhesion in protective coating systems

  5. Glass Fiber Treatment - Improved interfacial bonding in composites

Specifications Of Evonik Dynasylan SIVO 203 Silane Coupling Agent

Chemical Name3-Aminopropyltrimethoxysilane
CAS No.13822-56-5
AppearanceLight yellow solution
Active Content≥97%
Density (25°C)1.02-1.05 g/cm³
Refractive Index1.420-1.425


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