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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

Polymer systems

Dynasylan® Silanes are compatible with various polymers allowing Adhesives and Sealants formulators to use them in various end-market applications:


System Applications Benefits The right Dynasylan®
Silane modified
polymers (Hybrid)
  • Construction
  • Parquet Adhesives
  • Transportation
  • DIY
  • Structural glazing
  • Better adhesion
  • High durability
  • Extended shelf life
  • Controlled
    crosslinking
  • Higher flexibility
Polyurethanes
  • Windshield adhesives
  • Various laminations
  • Sealing deck boards
  • Boarding/sealing floor
    joints
  • Repairing cracked
    concrete
  • Better adhesion
  • Higher cohesion
  • Higher flexibility
  • Anti-weathering
Epoxy
  • Transportation
  • Windenergy
  • Construction
  • Chemical fixing
  • Electronic industry
  • Better adhesion
  • High durability
  • Chemical resistance
  • Long term stability
  • Higher flexibility
Polysulfide
  • Insulating glass units
  • Fuel/ Chemical storage
    tanks
  • Airport runways
  • Better adhesion
  • High durability
  • Long term stability
  • Chemical resistance
RTV Silicones
  • Structural glazing
  • Construction
  • Solar panel
  • Various specialities
  • Better adhesion to:
  • Glass
  • Metals
  • Concrete
  • Plastics
Acrylics
  • Transportation
  • Construction
  • Reactive Primer
  • Better adhesion
  • High cohesion
  • Tailor-made binders
  • Higher flexibility
UPE/VE
  • Marine
  • Windmill
  • Better adhesion to
  • Corrosion
    resistance
  • High filler loading

Dynasylan® Silicic Acid Esters in Silicones

Dynasylan® silanes in PU

Select the best organofunctional silane suitable for PU adhesives and sealants depending on the features you are looking for and download its TDS:  

PU Infomercial

Dynasylan® Silanes in STPU

Select the best organofunctional silane suitable for STPU adhesives and sealants depending on the features you are looking for and download its TDS:  





View our STPU formulation
Filled Silane modified Low Modulus Polyurethane STPU Sealant Formulation

Dynasylan for SMP parquet Adhesives

Dynasylan® silanes in acrylics

Are you looking for an adhesion promoter to use in Acrylic Adhesives and Sealants? Evonik's silanes improve adhesion and mechanical properties in acrylic systems on top of side benefits like high crosslinking ability, low VOC possibility, etc.

Learn more about the Evonik silanes' grades to use in acrylic system, their benefits and download their TDS:



Evoniks Dynasylan Products for Acrylic Adhesives and Sealants

Dynasylan® silanes in SMP






View our STPE formulation
View our STPU formulation

Dynasylan® Silanes in Silicones






view our silicone sealant acetoxy formulation
view our silicone sealant oxim formulation
view our silicone sealant oxim formulation

Dynasylan® silanes in Epoxy

Which Organofunctional Silanes should you use in Epoxy systems? Go through the product selection below to find the right grade to use in your epoxy system depending on your applications and the benefits it requires:

Evonik's Dynasylan Products for Epoxy-based Adhesives Dynasylan GLYMO Dynasylan GLYEO

Dynasylan silanes in rubber systems

Which Dynasylan® silane is best to use in rubber based systems? Evonik's recommendations for their Organofunctional silanes range is represented below for rubber systems from butyl-hotmelts to Polysulfide: 


Rubber based system

Dynasylan®: a multi-purpose technology

Infographic: Technology overview

Oligomers selection guide

Structural Adhesives selection guide

The right silane for your application

Primer selection guide

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,...

Dynasylan® 1506

Dynasylan® 1506 by Evonik is 3-Aminopropylmethyldiethoxysilane. Acts as an adhesion promoter, surface modifier and as a reactant for product modification. Provides improved mechanical properties like strength, impact strength and modulus of elasticity and improved moisture resistance. Offers increas...

Dynasylan® BDAC

Dynasylan® BDAC by Evonik is di-t-butoxydiacetoxysilane. Acts as adhesion promoter. It possesses reactive acetoxy groups that in presence of water, hydrolyze easily and form reactive silanol groups, which can bond to various substrates. During hydrolysis acetic acid is released. Dynasylan® BDAC is s...

Dynasylan® 1411

Dynasylan® 1411 by Evonik is a N-(2-aminoethyl)-3-aminopropylmethyldimethoxysilane. This grade acts as an adhesion promoter, surface modifier and as a reactant for product modification. Offers improved mechanical properties like strength, impact strength and modulus of elasticity, improved moisture,...

Dynasylan® MTMO

Dynasylan® MTMO by Evonik is a 3-mercaptopropyltrimethoxysilane compound. Acts as an adhesion promoter, crosslinking agent, surface modifier or reactive reagent. Provides improved mechanical properties like flexural strength, tensile strength, impact strength and modulus of elasticity, tear strength...

Dynasylan® MEMO

Dynasylan® MEMO by Evonik is a 3-methacryloxypropyltrimethoxysilane grade. Acts as an adhesion promoter, surface modifier, co-monomer for polymer synthesis and crosslinker. Provides optimum dispersion of the fillers and pigments, reduction in settling of the fillers and pigments. Offers reduced visc...

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® VTMO

Dynasylan® VTMO by Evonik is a vinyltrimethoxysilane grade. Acts as a crosslinking agent, adhesion promoter, surface modifier and moisture scavenger. Provides improvement in tear- and crack resistance, chemical resistance, abrasion resistance and memory effect. Offers improved corrosion resistance a...

Dynasylan® 1124

Dynasylan® 1124 by Evonik is a bis(trimethoxysilylpropyl)amine grade with excellent crosslinking properties. Acts as an adhesion promoter and surface modifier. This grade provides improvement in flexural strength, tensile strength, impact strength, modulus of elasticity, moisture and corrosion resis...

Dynasylan® DAMO-T

Dynasylan® DAMO-T by Evonik is based on N-(2-aminoethyl)-3-aminopropyltrimethoxysilane. Acts as an adhesion promoter and surface modifier. Provides improved flexural strength, tensile strength, impact strength and modulus of elasticity. Offers improved moisture and corrosion resistance. Dynasylan® D...

Dynasylan® DAMO

Dynasylan® DAMO by Evonik is based on N-2-Aminoethyl-3-aminopropyltrimethoxysilane. Acts as an adhesion promoter. Offers improved flexural strength, tensile strength, impact strength and modulus of elasticity. Provides improved moisture and corrosion resistance. Dynasylan® DAMO is listed in EINECS/E...

Dynasylan® GLYEO

Dynasylan® GLYEO by Evonik is a 3-glycidyloxypropyltriethoxysilane compound. Acts as an adhesion promoter, crosslinking agent and/or surface modifier. Provides improved mechanical properties like flexural strength, tensile strength, impact strength and modulus of elasticity. Offers improved moisture...

Dynasylan® VTEO

Dynasylan® VTEO by Evonik is a vinyltriethoxysilane grade. Acts as a crosslinking agent, adhesion promoter and/or surface modifier. Possesses moisture scavenging properties. Offers improved corrosion or scratch resistance, improved adhesion strength in wet conditions, wet scrub resistance and improv...

Dynasylan® SIVO 202

Dynasylan® SIVO 202 by Evonik is a multifunctional aminosilane grade. Acts as an adhesion promoter. Provides improved product performance and quality. It is soluble in alcohols, aliphatic and aromatic hydrocarbons, but it can undergo reactions with ketones or ester solvents. Exhibits excellent wetti...

Dynasylan® 1122

Dynasylan® 1122 by Evonik is a bis(3-triethoxysilylpropyl)amine grade. It is an adhesion promoter and a surface modifier. Provides good flexural strength, tensile strength, impact strength and modulus of elasticity. Offers benefits such as improved moisture and corrosion resistance, improved rheolog...

Dynasylan® SIVO 203

Dynasylan® SIVO 203 by Evonik is a multifunctional aminosilane compound. Acts as an adhesion promoter. Provides improved product performance and quality. It is soluble in alcohols, aliphatic and aromatic hydrocarbons, but it can undergo reactions with ketones or ester solvents. Exhibits excellent we...

Dynasylan® 4148

Dynasylan® 4148 by Evonik is polythylene glycol-functional alkoxysilane. It helps to control rheological properties and to reduce viscosity in highly-filled polymer systems, like aluminum trihydroxide filled polyesters or SMC pastes. Contrary to most other organofunctional silanes, it features chemi...

Dynasylan® SIVO 210

Dynasylan® SIVO 210 by Evonik is aminofunctional silane. Acts as an adhesion promoter and a surface modifier. Provides improvement in mechanical properties, for example flexural strength, tensile strength, impact strength and modulus of elasticity as well as moisture and corrosion resistance. Offers...

Dynasylan® TRIAMO

Dynasylan® TRIAMO by Evonik is triamino-functional propyltrimethoxysilane. Acts as an adhesion promoter and surface modifier. Is an organofunctional silane possessing three reactive amino groups and a hydrolyzable trimethoxysilyl group. Provides advantages such as improved adhesion, moisture and cor...

Dynasylan® HYDROSIL 1151

Dynasylan® HYDROSIL 1151 by Evonik is a VOC-free, aqueous 3-aminopropylsilane hydrolysate compound. Acts as an adhesion promoter. Provides improved mechanical properties, such as flexural strength, tensile strength, impact strength and modulus of elasticity. Can also improve processing properties su...

Dynasylan® VTMOEO

Dynasylan® VTMOEO by Evonik is a vinyltris(2-methoxyethoxy)silane compound. Acts as an efficient adhesion promoter and/or surface modifier. It is a bifunctional organosilane possessing a reactive vinyl group and a hydrolyzable 2-methoxyethoxysilyl group. The dual nature of its reactivity allows this...

Dynasylan® 6598

Dynasylan® 6598 by Evonik is a reactive vinyl-alkyl siloxane oligomer. Used in adhesives and sealants. Acts as an adhesion promoter. Provides improved filler dispersion, increased hydrophobicity, good balance between tensile strength and elongation at break at a high level and improved heat resistan...

Dynasylan® HYDROSIL 2926

Dynasylan® HYDROSIL 2926 by Evonik is an organofunctional siloxane oligomer. Acts as an adhesion promoter. Is an organosilicon compound (epoxyfunctional oligomeric siloxane) based on water as the solvent and contains no volatile organic constituents. Depending on the area of application a concentrat...

Dynasylan® MTMS

Dynasylan® MTMS by Evonik is a methyltrimethoxysilane grade. Acts as a crosslinker. It is a colorless, low-viscosity liquid. It is regarded as trifunctional since all three alkoxy groups are able to hydrolyze. Additionally, it contains a methyl group that adds organic character to the products. Hydr...

Dynasylan® A

Dynasylan® A by Evonik is a low viscosity tetraethylorthosilicate. Used as a crosslinker in silicone rubber systems and as drying agent in sealing compositions. Provides improved chemical and thermal stability. Silicic acid in usually obtained by hydrolysis, or thermally by condensation at elevated ...

Dynasylan® 40

Dynasylan® 40 by Evonik is an ethyl polysilicate grade. Acts as an adhesion promoter. It is a low viscosity liquid with silicon dioxide content of 40%. It is formed in the presence of water from tetraethyl silicate by partial hydrolysis of the ethoxy groups to hydroxyl groups and subsequent condensa...

Dynasylan® M

Dynasylan® M by Evonik is methyl ester of orthosilicic acid. It acts as a crosslinker. It easily hydrolyses upon addition of water. It is the starting material for sol-gel processes, where the additional use of alkylalkoxysilanes can give the siloxane network organic character as a result of incorpo...

Dynasylan® P

Dynasylan® P by Evonik is a special silicic acid ester. It acts as a crosslinker in the silicone industry. It can also be used as precursor for inorganic binders and as basic ingredient for sol-gel formations. Dynasylan® P is used in RTV-1 Alcoxy Silicone Sealants.

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