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Evonik

Organofunctional Silanes

Evonik has developed a range of Silanes helping to reach higher performance to adhesives and sealants and brings excellent substrate adhesion, mechanical strength, storage stability, chemical resistance among many other benefits.

Dynasylan® Silanes

Improve product performance

End use applications

Polymer systems

Dynasylan®: a multi-purpose technology

Infographic: Technology overview

Oligomers selection guide

Structural Adhesives selection guide

The right silane for your application

Primer selection guide

Primer selection guide

Dynasylan® Silanes as versatile additives for water/solvent borne primers:

  • if the direct use of a silane is limited due to technology or chemistry behind.
  • if the adhesion to the individual substrates needs a boost.







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Epoxy Functional Silanes

Silanes for Reactive PU Hotmelts

Product Datasheets

Dynasylan® VPS 4721

Dynasylan® VPS 4721 by Evonik functions as a crosslinking agent, adhesion promoter and/or surface modifier. It is a high molecular weight, bifunctional organosilane possessing a reactive organic epoxide and hydrolyzable inorganic methoxysilyl groups. It can bind chemically to both inorganic material...

Dynasylan® GLYMO

Dynasylan® GLYMO by Evonik acts as an adhesion promoter, crosslinking agent and/or surface modifier. It is a low viscosity bifunctional organosilane, 3-glycidyloxypropyltrimethoxysilane with a slight terpentine-like odor. It is an essential ingredient in sealants and adhesives, as a primer or additi...

Dynasylan® VPS SIVO 260

Dynasylan® VPS SIVO 260 by Evonik acts as an adhesion promoter. It is a modified organofunctional silane oligomer. Exhibits excellent wetting on substrates as well as weather and moisture resistance. Possesses balanced mechanical properties and shows VOC-reduction compared to conventional amino-sila...

Dynasylan® VPS SIVO 280

Dynasylan® VPS SIVO 280 is an adhesion promoter by Evonik. It is based on a modified organofunctional silane oligomer. Possesses balanced mechanical properties and shows VOC-reduction compared to conventional amino-silanes. Designed for adhesives and sealants for hybrid products including silylated ...

Dynasylan® 1146

Dynasylan® 1146 is a diaminofunctional silane by Evonik. Acts as an adhesion promoter. Exhibits very good wetting on substrates and forms weather- and moisture-resistant bonds to substrates with difficult adhesion properties. Provides improvement in elongation and modulus. Used in adhesives and seal...

Dynasylan® 1189

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 b...

Dynasylan® 1505

Dynasylan® 1505 by Evonik is a 3-Aminopropylmethyldiethoxysilane. Acts as an adhesion promoter between inorganic materials like glass, metals and fillers and organic polymers and as a surface modifier. Provides improvement in mechanical properties, for example flexural strength, tensile strength, im...

Dynasylan® 6490

Dynasylan® 6490 by Evonik is a vinyl silane concentrate. Acts as an adhesion promoter, dispersion and hydrophobing agent in mineral filled compounds. Offers benefits such as improved filler dispersion, good processability, significantly reduced water-uptake, good balance between tensile strength, el...

Dynasylan® AMEO

Dynasylan® AMEO by Evonik is a 3-aminopropyltriethoxysilane grade. Acts as an adhesion promoter, crosslinker, and/or surface modifier. Provides improved mechanical properties like flexural strength, tensile strength, impact strength and modulus of elasticity. Shows improved moisture and corrosion re...

Dynasylan® AMMO

Dynasylan® AMMO by Evonik is a 3-Aminopropyltrimethoxysilane grade. Acts as an adhesion promoter and a surface modifier. Exhibits corrosion resistance and improved electrical properties like dielectric constant & volume resistivity. Imparts improved mechanical properties including flexural strength,...

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