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

Evonik Dynasylan TRIAMO 3-Trimethoxysilylpropyldiethylenetriamine

Evonik Dynasylan TRIAMO is a trialkoxysilane coupling agent featuring a trimethoxysilylpropyl backbone and diethylenetriamine functionality. It enhances adhesion between organic polymers and inorganic surfaces like glass, metals, or minerals. Widely used in coatings, adhesives, sealants, and composites for improved durability, moisture resistance, and interfacial bonding performance.
  • evonik dynasylan triamo 3 trimethoxysilylpropyldiethylenetriamine_bd2a5e2a
  • evonik dynasylan triamo 3 trimethoxysilylpropyldiethylenetriamine_bd2a5e2a

Features Of Evonik Dynasylan TRIAMO 3-Trimethoxysilylpropyldiethylenetriamine

  1. Tri-functional silane coupling agent with three hydrolyzable methoxy groups for robust covalent bonding to inorganic surfaces.

  2. Contains a highly reactive diethylenetriamine (DETA) moiety, enabling strong interaction with epoxy, polyurethane, and acrylic resins.

  3. Enhances interfacial adhesion between organic polymers and fillers such as silica, glass, or metals in composite formulations.

  4. Improves moisture resistance and long-term durability of coatings, adhesives, and sealants exposed to humid or corrosive environments.

  5. Enables efficient surface modification of nanoparticles and functionalized pigments for improved dispersion stability.

Typical Applications Of Evonik Dynasylan TRIAMO 3-Trimethoxysilylpropyldiethylenetriamine

  1. Adhesion promoters in structural adhesives and automotive bonding systems.

  2. Surface modifiers for silica-based reinforcing fillers in high-performance rubber compounds.

  3. Functional additives in epoxy-based composites for aerospace and wind energy applications.

  4. Hybrid sol-gel precursors for corrosion-inhibiting primers on aluminum and steel substrates.

  5. Dispersion aids for metal oxide nanoparticles in conductive inks and functional coatings.

Specifications Of Evonik Dynasylan TRIAMO 3-Trimethoxysilylpropyldiethylenetriamine

Chemical TypeAminosilane coupling agent (triethoxysilane analog: trimethoxysilane)
Product FormLiquid
AppearancePale yellow to light amber clear liquid
Primary ApplicationsAdhesion promotion, filler surface treatment, hybrid polymer synthesis
Key FeaturesHydrolyzable methoxy groups, primary/secondary amine functionality, bifunctional reactivity
BenefitsImproved wetting, enhanced crosslink density, superior humidity resistance
pH (1% aqueous solution)Approx. 10–11 (basic due to amine groups)
Storage ConditionsKeep tightly closed under inert gas; store at 5–30 °C, protect from moisture


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