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

Evonik Dynasylan 4144 Silane Coupling Agent

Evonik Dynasylan 4144 is a advanced polyether-functional silane designed to act as a surfactant and coupling agent. It enhances the compatibility between inorganic materials and organic polymers, improving dispersion, moisture resistance, and mechanical properties in various formulations.

Features Of Evonik Dynasylan 4144 Silane Coupling Agent

  1. Superior Surfactant Properties – Reduces surface tension and improves wetting

  2. Enhanced Compatibility – Bridges inorganic fillers and organic polymers effectively

  3. Moisture Resistance – Provides excellent hydrolysis stability in humid conditions

  4. Improved Dispersion – Prevents filler aggregation and enhances uniformity in composites

Typical Applications Of Evonik Dynasylan 4144 Silane Coupling Agent

  1. Polyurethane Foams – Improves cell structure and stability

  2. Coatings & Inks – Enhances adhesion and dispersion of pigments

  3. Sealants & Adhesives – Increases bonding strength and flexibility

  4. Construction Materials – Used in waterproofing and cement-based composites

  5. Plastics & Elastomers – Boosts mechanical properties in filled systems

Specifications Of Evonik Dynasylan 4144 Silane Coupling Agent

Chemical TypePolyether-functional Silane
FunctionSurfactant & Coupling Agent
AppearanceClear to pale yellow liquid
Hydrolysis StabilityExcellent
Suitable pH Range3–10
SolubilityWater-soluble
Recommended Usage0.5–2.0%
Shelf Life12 months


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