Products in Adhesives & Sealants: Silicones

WACKER® Adhesion Promoter AMS 61 is a mixture of aminofunctional siloxanes. It is a colorless to yellow liquid that can be clear or slightly turbid. It is not miscible with water and decomposes with water and moisture, resulting in the formation of methanol. This adhesion promoter serves as a raw material for the production of RTV-1-silicone rubbers.

GENIOSIL® GF 96 is an alkoxysilane with an amino-functional group. It is a clear, colorless liquid with a characteristic amine odor. This product finds applications in various industries, particularly in building and construction adhesives, DIY projects, flooring installation, interior paints and coatings, and waterproofing membranes. GENIOSIL® GF 96 offers excellent adhesive properties and is well-suited for use in the construction and home improvement sectors.

Dynasylan® HYDROSIL 1151 is the ultimate adhesion promoter and surface modifier. Tailored for enhancing bonding between glass and metal, this silane is a game-changer for various applications. Whether in primers, foundry resins, or abrasives, it delivers. With benefits like improved strength, corrosion resistance, and high performance, Dynasylan® HYDROSIL 1151 takes your materials to the next level.

Dynasylan® SILBOND® Condensed serves as a raw material composed of tetraethyl orthosilicate (TEOS; Si[OEt]4 ). This substance is utilized for acid- or alkali-catalyzed hydrolysis and subsequent condensation reactions, commonly known as the sol-gel process. The rate of gelation is influenced by the concentration of water and the pH.

Evonik Polymer VS 200 consists of vinyl-terminated polydimethylsiloxanes available in different viscosity levels and molecular weights, with an impressively low content of volatile constituents. These polymers serve as fundamental components in silicone formulations that cure through a platinum-catalyzed addition reaction with silicone crosslinkers containing SiH groups. The minimal presence of volatile constituents and the crosslinking mechanism ensure that curing shrinkage remains low, and no volatile or corrosive substances are generated during the curing process.

Dynasylan® DAMO-T is a bifunctional organosilane, equipped with two reactive amino groups and hydrolyzable inorganic methoxysilyl groups. With this dual reactivity, Dynasylan® DAMO-T can establish chemical bonds with both inorganic materials (such as glass, metals, fillers) and organic polymers (including thermosets, thermoplastics, elastomers). This makes it an effective adhesion promoter and surface modifier.

Evonik Polymer VS 500 consists of vinyl-terminated polydimethylsiloxanes available in different viscosity levels and molecular weights, with an impressively low content of volatile constituents. These polymers serve as fundamental components in silicone formulations that cure through a platinum-catalyzed addition reaction with silicone crosslinkers containing SiH groups. The minimal presence of volatile constituents and the crosslinking mechanism ensure that curing shrinkage remains low, and no volatile or corrosive substances are generated during the curing process.

Dynasylan® AMMO is a bifunctional organosilane, presents a reactive primary amine and hydrolyzable inorganic methoxysilyl groups. Its dual reactivity enables chemical bonding to both inorganic materials (e.g., glass, metals, fillers) and organic polymers (e.g., thermosets, thermoplastics, elastomers). Functioning as an adhesion promoter and surface modifier, Dynasylan® AMMO is a clear, colorless liquid with an amine-like odor. It shows solubility in alcohols and aliphatic and aromatic hydrocarbons.

Dynasylan® VPS 7163 is an exceptional silane solution offered by Evonik, specifically designed for use in 1K/2K polyurethanes, including reactive hot melt adhesives. This innovative product serves as a valuable tool for formulators, addressing the issue of inadequate adhesion on specific metals and challenging polymer substrates. With Dynasylan® VPS 7163, the need for a primer can be eliminated, providing an efficient solution to enhance bonding performance.

Evonik Catalyst TD 18 is an organotin compound designed for catalyzing single- and two-component condensation-curing systems based on silicones as well as silane-terminated polyurethanes (Polymer ST). Chemically characterized as dioctyltin dicarboxylate, Evonik Catalyst TD 18 appears as a colorless to yellow substance.

Dynasylan® DAMO is a versatile diamino-functional silane that enhances adhesion and modifies surfaces. Acting as an adhesion promoter and surface modifier, it bridges the gap between inorganic materials and organic polymers like polyamides, PBT, PVC, and more. This silane boasts features like corrosion resistance, good impact strength, and improved mechanical properties. It's your solution for cables, pipes, and beyond. Elevate your materials with Dynasylan® DAMO.

Dynasylan® A is also known as TEOS (tetraethoxysilane), is the ethyl ester of orthosilicic acid. This colorless, low-viscosity liquid boasts a SiO content of 28.5%. Utilization involves acid- or alkali-catalyzed hydrolysis, leveraging all four ethoxy groups for reaction and earning it tetrafunctional status. Hydrolysis initiates silanol group formation, which further condenses to establish robust siloxane bonds (-Si-O-Si-). Notably, condensation begins before hydrolysis concludes, with ongoing condensation during storage resulting in gel formation. Gelation rate hinges on water concentration.

Dynasylan® P is a special silicic acid ester. It is mainly used as crosslinker in the silicone industry. Dynasylan® P can be further used as precursor for inorganic binders and as basic ingredient in sol-gel formulations. It's trusted across the globe, compliant with certifications like REACH and various chemical inventories. Available in drums and totes, it finds its application in sol-gel coatings, effectively working with silicones. Elevate your coatings with Dynasylan® P.

Dynasylan® SILBOND® 40 is an ethyl polysilicate, emerges from partial hydrolysis of tetraethyl orthosilicate (TEOS). This transformation converts ethoxy groups into hydroxyl groups, generating silanols. Subsequent condensation of silanols engenders siloxane bonds (-Si-O-Si-O-) and prompts eventual gelation. Often deployed as an intermediary, Dynasylan® SILBOND® 40 undergoes further hydrolysis to produce a binder suitable for diverse applications. These include inorganic zinc-rich primers, investment casting molds, ceramic shapes, coatings, and thermal insulation.

Evonik VPS SIVO 280 is a groundbreaking multifunctional siloxane adhesion promoter with aminofunctionalities, finds applications across various industries. Primarily for use in adhesives & sealants, it enhances adhesion for hybrid products (e.g., silylated polyurethanes, MS Polymers®) and RTV-silicones, particularly on challenging polymethylmethacrylate (PMMA) substrates. VPS SIVO 280 also contributes to suitable adhesive cure, while imparting added flexibility and hydrophobicity.

Dynasylan® HYDROSIL 1153 is the ultimate adhesion promoter and surface modifier. Tailored for enhancing bonding between glass and metal, this silane is a game-changer for various applications. Whether in primers, foundry resins, or abrasives, it delivers. With benefits like improved strength, corrosion resistance, and high performance, Dynasylan® HYDROSIL 1153 takes your materials to the next level.

AEROSIL® R 972 is hydrophobic fumed silica grade treated with DDS (Dichlordimethylsilane). The moderate hydrophobicity of these AEROSIL® products is suited for defoaming properties in the presence of appropriate hydrophobic liquids. They are recomended for improving the sedimentation stability of defoamer dispersions as well.

Evonik Polymer VS 100 comprises vinyl-terminated polydimethyl siloxanes available in various viscosity levels and molecular weights, featuring an impressively low content of volatile constituents. These polymers serve as essential base components in silicone formulations that cure through a platinum-catalyzed addition reaction with silicone crosslinkers containing SiH groups. The minimal presence of volatile constituents, combined with the crosslinking mechanism, ensures low curing shrinkage and prevents the formation of volatile or corrosive substances during the curing process.

Evonik Polymer VS 10000 consists of vinyl-terminated polydimethylsiloxanes available in different viscosity levels and molecular weights, with an impressively low content of volatile constituents. These polymers serve as fundamental components in silicone formulations that cure through a platinum-catalyzed addition reaction with silicone crosslinkers containing SiH groups. The minimal presence of volatile constituents and the crosslinking mechanism ensure that curing shrinkage remains low, and no volatile or corrosive substances are generated during the curing process.

Evonik Polymer VS 165000 consists of vinyl-terminated polydimethylsiloxanes available in different viscosity levels and molecular weights, with an impressively low content of volatile constituents. These polymers serve as fundamental components in silicone formulations that cure through a platinum-catalyzed addition reaction with silicone crosslinkers containing SiH groups. The minimal presence of volatile constituents and the crosslinking mechanism ensure that curing shrinkage remains low, and no volatile or corrosive substances are generated during the curing process.

Evonik Polymer VS 1000 consists of vinyl-terminated polydimethylsiloxanes available in different viscosity levels and molecular weights, with an impressively low content of volatile constituents. These polymers serve as fundamental components in silicone formulations that cure through a platinum-catalyzed addition reaction with silicone crosslinkers containing SiH groups. The minimal presence of volatile constituents and the crosslinking mechanism ensure that curing shrinkage remains low, and no volatile or corrosive substances are generated during the curing process.

AEROSIL® 200 is a hydrophilic fumed silica with a specific surface area of 200 m²/g.

AEROSIL® R 106 is a hydrophobic fumed silica after treated with D4 (Octamethylcyclotetrasiloxane).

WACKER® Adhesion Promoter AMS 60 is an aminofunctional siloxane. It is a colorless to yellow liquid that is clear in appearance. It is partially miscible with water. When exposed to water and moisture, it decomposes and forms methanol and a silicone resin. This adhesion promoter is utilized as a raw material in the production of RTV-1-silicone rubbers.

WACKER® Polymer AL 110 is a polydimethylsiloxane with functional groups and alcoxysilanes. It is a colorless to yellowish, clear liquid and is not miscible with water. WACKER® Polymer AL 110 is used as a raw material for the production of alkoxy-cured RTV-1 silicone rubbers. Applications include sealants and silicone sealants.

WACKER® Crosslinker ME 63 is a blend of alkoxysilane and aminofunctional siloxane, presenting as a colorless to yellow liquid that can be clear or slightly turbid. It demonstrates partial miscibility with water, and upon contact with water or moisture, it undergoes decomposition, resulting in the formation of methanol and a silicone resin. WACKER® Crosslinker ME 63 finds application as a crucial component in the manufacturing of alkoxy-cured RTV-1 silicone rubbers.

WACKER® Adhesion Promoter AMS 68 is an aminofunctional siloxane. It is a colorless and clear liquid with a faint amine smell. When exposed to water and moisture, it reacts and forms ethanol. This adhesion promoter is primarily used as a raw material for the production of RTV-1-silicone rubbers.

WACKER® Polymer AL 55 M is a polydimethylsiloxane with functional groups and alcoxysilanes. It is a colorless to yellowish, clear to slightly cloudy liquid that is immiscible with water. WACKER® Polymer AL 55 M is used as a raw material for the production of alkoxy crosslinking RTV-1 silicone rubbers.

WACKER® Polymer AL 60 is a polydimethylsiloxane with functional groups and alcoxysilanes. It is a colorless to yellowish, clear liquid and is not miscible with water. WACKER® Polymer AL 60 is used as a raw material for the production of alkoxy-cured RTV-1 silicone rubbers. Applications include sealants, silicone sealants, and special raw materials for silicone sealant compounding.

WACKER® Crosslinker NM 25 is a clear to light yellow liquid crosslinker that contains no MEKO (methyl ethyl ketoxime). This product undergoes rapid hydrolysis upon exposure to moisture. It is commonly used as the primary crosslinker in oxime silicone sealants with no MEKO content.

WACKER® Polymer AL 100 is a polydimethylsiloxane with dimethoxysilyl end groups. It is a colorless to yellowish, clear liquid and is not miscible with water. WACKER® Polymer AL 100 is used as a reactive polymer in formulations of moisture-reactive sealants and adhesives (RTV-1 silicones). Applications include sealants, silicone sealants, and special raw materials for silicone sealant compounding.

WACKER® Crosslinker ES 23 is a colorless to yellow liquid that is not miscible with water. When exposed to water or moisture, it decomposes and forms acetic acid. WACKER® Crosslinker ES 23 is utilized as a raw material for acetoxy crosslinking RTV-1 silicone rubbers.

WACKER® Adhesion Promoter AMS 70 is an aminofunctional siloxane. It is a colorless to yellow, clear to slightly turbid liquid that is partially miscible with water. When exposed to water and moisture, it decomposes and forms ethanol and a silicone resin. This adhesion promoter is primarily used as a raw material for the production of RTV-1-silicone rubbers.

WACKER® Adhesion Promoter AMS 50 is an aminofunctional siloxane. It is a colorless to yellow liquid that is clear in appearance and has a faint amine smell. This liquid is partially miscible with water. When exposed to water and moisture, it decomposes and forms methanol. WACKER® Adhesion Promoter AMS 50 serves as a raw material for the production of RTV-1-silicone rubbers.

EZ-Blox® optimizes the performance of alkyd-based paint and coating formulations by preventing surface skin formation due to contact with atmospheric oxygen when, between uses, such formulations sit in containers. EZ-Blox® is a breakthrough product that offers a safe, cost-effective replacement for MEKO, typically with equal efficacy and compatibility with other components in such formulations. With EU-REACH certification and low-toxicity, EZ-Blox® is ideal for paints and coatings producers looking to reformulate high-performance alkyd-based systems post ECHA’s reclassification of MEKO as a Carcinogen 1B substance on March 1, 2022.

DEHESIVE® PSA 11 AP is a solvent-free, reactive silane mixture. Applied with addition-crosslinking DEHESIVE® or DEHESIVE® PSA-systems, it increases the adhesion to the substrate. The rub-off resistance of the cured silicone coating is improved significantly. It provides improved anchorage to unprimed PET film.