Products in Catalysts, Initiators & Crosslinkers

DiTech Activator is not only a raw material for organic zinc derivatives. In the rubber industry, it is also used in the production of transparent and translucent rubber items. A product with great potential: In the production of zinc carbonates too, DiTech Activator has many years of experience and offers maximum quality and efficiency for a wide variety of applications in the chemical, pharmaceutical, and cosmetics industries. In these sectors too, we develop specific and individual solutions in close communication with our customers formulations. In addition, we keep developing new application areas in the cosmetics and household sectors, but also in the chemical industry. Our direct and indirect so-called thermal zinc oxides serve a broad application spectrum. For instance, they are used in the rubber, glass/ceramics, pharmaceuticals/cosmetics, and paint/varnish industries. Additional product information: Can be used in zinc soaps and zinc salts, catalysts, cosmetics, and household cleaners, thanks to fungicidal and antiseptic active ingredientsHigh purity and reactivityActivator for sulfur and thiuram vulcanization in the rubber industry

WACKER® Catalyst T 79 is the designated curing agent for ELASTOSIL® RT 779 silicone rubber from WACKER. This shear-thinning paste offers outstanding adhesion properties and enhances the oil resistance of ELASTOSIL® RT 779. The curing speed can be adjusted by altering the mixing ratio. Additionally, it provides excellent adhesion to a wide range of substrates, such as glass, ceramics, wood, metals, plastics, and powder coatings.

WACKER® Crosslinker W is a hydrogenpolysiloxane that contains a high percentage of reactive Si-H groups. It is specifically designed for the thermal curing of addition-crosslinking silicone rubbers, both solvent-based and solvent-free. The product exhibits high reactivity, allowing for good adhesion to the substrate. Additionally, it has low volatility and is free of solvents, halogens, and heavy metals.

ELASTOSIL® Crosslinker 525 is a hydrogen polysiloxane containing a high percentage of reactive Si-H groups. It is used in the thermal curing of addition-crosslinking solvent-based and solvent-free silicone rubbers. This product is employed in the curing of addition-crosslinking solvent-based and solvent-free ELASTOSIL® liquid silicone rubber systems.

WACKER® Crosslinker ES 24 is a mixture of alkylacetoxysilanes and siloxanes, presenting as 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 24 serves as a raw material for acetoxy crosslinking RTV-1 silicone rubbers.

WACKER® Catalyst C 88 is an octyl-organotin compound, available as a clear, colorless to yellowish liquid with a characteristic odor. This compound is not miscible with water. It is specifically used as a catalyst in the production of neutral-curing RTV-1 silicone rubbers.

Dynasylan® GLYMO is a bifunctional organosilane, featuring a reactive organic epoxide and hydrolyzable inorganic methoxysilyl groups. This dual reactivity empowers Dynasylan® GLYMO to chemically bond with both inorganic materials (e.g., glass, metals, fillers) and organic polymers (such as thermosets, thermoplastics, elastomers). It functions as an adhesion promoter, crosslinking agent, and surface modifier.

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.

VERSALINK® 740 M is a high-performance diamine curative designed for mixed isomer liquid polyurethane prepolymers. It has also demonstrated its effectiveness as a curative for epoxy resins. This versatile product finds applications in a wide range of industries, including coatings, adhesives, sealants, and elastomers.

POLYCAT® DBU is a powerful gel catalyst that offers excellent curing properties at high temperatures, specifically for artificial turf applications. It is a tertiary amine known as diazobicycloundecene (DBU), which greatly enhances the urethane reaction (polyol-isocyanate) in various applications such as semi-flexible microcellular foam, coatings, adhesives, sealants, and elastomers.

VISIOMER® 1,3-BDDMA (1,3-butanediol dimethacrylate) is a dimethacrylate monomer with low viscosity. It is well-suited for use as a crosslinking agent, providing cohesive strength to polymers. This versatile compound finds applications in various industries, including adhesives and sealants, composites, construction, as well as plastics and rubber.

VERSALINK® P 1000 is a liquid oligomeric diamine curative that remains in liquid form at room temperature. It is easily mixed, cast, and cured at ambient temperatures. This product serves as a curative for different diisocyanates and their prepolymers. Additionally, it can be utilized as a modifier for amine or anhydride-cured epoxies, enhancing their flexibility.

VISIOMER® TMPTMA (trimethylol propane trimethacrylate) is a trifunctional methacrylate monomer renowned for its ability to serve as a crosslinking agent. It imparts cohesive strength and high temperature resistance to polymers and elastomers by forming dense networks. This versatile monomer finds applications in industries such as 3D printing, adhesives and sealants, coatings, construction, as well as plastics and rubber.

VISIOMER® 1,4-BDDMA is a low viscosity dimethacrylate monomer widely used as a crosslinker. It serves as an excellent replacement for styrene in composite resin, functioning as an adhesion promoter and a hardener for PVC plastisols. Additionally, it acts as a coagent for peroxide crosslinking of elastomers. This versatile compound finds applications in industries such as adhesives and sealants, composites, construction, and plastics and rubber.

VISIOMER® EGDMA (ethylene glycol dimethacrylate) is a hydrophilic dimethacrylate monomer renowned for its low viscosity. It is an excellent choice as a crosslinking agent, effectively enhancing the resistance properties of polymers and elastomers. This versatile compound finds applications in various industries, including 3D printing, adhesives and sealants, coatings, construction, personal care, and healthcare, as well as plastics and rubber.

KOSMOS® MB 10 is a strong gel catalyst for polyether-based systems, utilizing a combination of tin and bismuth. It facilitates a robust gelling reaction. It is sensitive to moisture and requires the correct handling during storage and production to maintain high performance.

VISIOMER® 1,6-HDDMA (1,6-hexanediol dimethacrylate) is a hydrophobic dimethacrylate monomer highly suitable as a crosslinker for reactive systems. This versatile monomer finds applications in industries such as 3D printing, adhesives and sealants, coatings, as well as plastics and rubber.

VERSALINK® P 650 is a liquid oligomeric diamine curative that remains in liquid form at room temperature. It can be easily mixed, cast, and cured at ambient temperatures. This product serves as a curative for different diisocyanates and their prepolymers. Additionally, it can be used as a modifier for amine or anhydride-cured epoxies, enhancing their flexibility.

Dynasylan® VTEO is a bifunctional organosilane, boasts a reactive vinyl group and a hydrolyzable inorganic triethoxysilyl group. With its dual reactivity, Dynasylan® VTEO forms chemical bonds with both inorganic materials (e.g., glass, metals, fillers) and organic polymers (including thermosets, thermoplastics, elastomers). This compound serves as a crosslinking agent, adhesion promoter, and surface modifier, providing versatile applications.

Dynasylan® VTMO is a bifunctional organosilane, combines a reactive vinyl group and a hydrolyzable inorganic trimethoxysilyl group. Its versatile reactivity enables chemical bonding to both inorganic materials (e.g., glass, metals, fillers) and organic polymers (such as thermosets, thermoplastics, elastomers). Functioning as a crosslinking agent, adhesion promoter, and surface modifier, Dynasylan® VTMO offers diverse applications.

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® AMEO is a bifunctional silane, encompassing a reactive primary amino group and hydrolyzable ethoxysilyl groups. Its dual reactivity enables Dynasylan® AMEO to establish chemical bonds with both inorganic materials (e.g., glass, metals, fillers) and organic polymers (such as thermosets, thermoplastics, elastomers). It serves as an adhesion promoter, crosslinker, and surface modifier.

VISIOMER® TRGDMA (triethylene glycol dimethacrylate) is a dimethacrylate monomer with low viscosity, making it well-suited for use as a crosslinking agent in free radical polymerization. Additionally, it serves as an adhesion promoter and hardener for PVC plastisols, as well as a component in reactive resins. This versatile compound finds applications in a wide range of industries, including 3D printing, adhesives and sealants, coatings, construction, personal care, and healthcare, as well as plastics and rubber.

Dynasylan® HYDROSIL 2627 is an innovative surface modifier and crosslinking agent that transforms materials. Designed for glass and metal substrates, this VOC-free organosilane enhances adhesion and coupling. With a liquid water carrier, it ensures excellent processability. From cables to laminates, Dynasylan® HYDROSIL 2627 revolutionizes your plastics and elastomers with its versatile benefits.

Dynasylan® HYDROSIL 2926 is a versatile organosilane solution designed to enhance various applications. This water-based product acts as a surface modifier, crosslinking agent, and adhesion promoter. It effectively works with polymers like Polyethylenes (PE), Polypropylenes (PP), Epoxies (EP), and more. Meeting regulatory standards such as REACH Exempt, this liquid solution is available in cans and drums. Trust in its high performance and compatibility for improved results.

KOSMOS® 16 is a strong gel catalyst for polyether-based systems, utilizing a combination of tin and bismuth. It facilitates a robust gelling reaction. It is sensitive to moisture and requires the correct handling during storage and production to maintain high performance.

Evonik 1,7-Octadiene 98% serves as a versatile crosslinker for various polymers, with a preference for polyolefins like PE or PP. It can be applied in its pure form or undergo chemical modifications such as epoxidation or hydrosilation. Due to its reactivity, incorporating 1,7-octadiene directly into the polymerization process as a comonomer is advantageous.

Dynasylan® VPS 4721 is a bifunctional organosilane, with a reactive organic epoxide and hydrolyzable inorganic methoxysilyl groups. Through its dual reactivity, Dynasylan® VPS 4721 forms chemical bonds with both inorganic materials (e.g., glass, metals, fillers) and organic polymers (including thermosets, thermoplastics, elastomers). This compound serves as an adhesion promoter, crosslinking agent, and surface modifier.

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.

VERSALINK® P 250 is an oligomeric diamine curative that exists as a waxy solid at room temperature. It can be easily mixed, cast, and cured at ambient temperatures. This product serves as a curative for different diisocyanates and their prepolymers. Furthermore, it can function as a modifier for amine or anhydride-cured epoxies, enhancing their flexibility.

POLYCAT® SA 8 is a tertiary amine utilized to enhance the urethane reaction either through heat activation or when combined with co-catalysts at ambient temperature. This product finds application in coatings, adhesives, sealants, elastomers, and composites. By using formulations containing POLYCAT® SA 8, it is possible to achieve an extended pot life comparable to that of mercury catalysts.

KOSMOS® MB 16 is a catalyst composed of bismuth carboxylate. It finds applications in the production of 2K polyurethane elastomers, sealants, coatings, or adhesives. Compared to DABCO® MB 20, KOSMOS® MB 16 exhibits reduced sensitivity to residual moisture, resulting in shorter gel times and tack-free times. Additionally, it offers improved curing times and has a lower viscosity compared to standard bismuth grades.

POLYCAT® SA 1 is a heat-activated, delayed-action polyurethane catalyst that is based on a strong cyclic amine called 1,5-diaza-bicyclo (5.4.0) undec-5-ene. It consists of POLYCAT® DBU and an organic acid "blocker." At room temperature, POLYCAT® SA 1 has low activity, but when heat is applied, its activity increases and becomes comparable to that of metallic salts. When POLYCAT® SA 1 is added to conventional amine catalyst systems, it acts as a delayed-action catalyst. It has a minimal impact on the initial reaction and does not significantly affect the flowability of the foaming mass. Its primary effect is on the final curing properties of the foam, allowing for accelerated curing and improved demould time. This material is a light brown liquid with low volatility and a slight amine-like odor. It is miscible with water and soluble in most organic solvents.

Dynasylan® MTMO is a bifunctional organosilane, featuring a reactive organic mercapto and a hydrolyzable inorganic methoxysilyl group. Its versatile reactivity enables chemical bonding to both inorganic materials (e.g., glass, metals, fillers) and organic polymers (such as thermosets, thermoplastics, elastomers). Serving as an adhesion promoter, crosslinking agent, surface modifier, or reactive reagent, Dynasylan® MTMO offers multifaceted functionality.

Dynasylan® 6598 is an oligomeric siloxane featuring vinyl, propyl, and ethoxy groups. Developed from Dynasylan® VTMOEO, this colorless and nearly odorless liquid brings enhanced properties. Acting as an excellent silane compatibilizer, it bridges inorganic fillers like kaolin, MDH, and ATH with organic polymers such as EPDM, EVA, and PE. In mineral-filled and peroxide-crosslinked cable systems, Dynasylan® 6598 improves mechanical and electrical attributes, especially in moist conditions. With its high boiling start and flash point, it ensures safety, handling ease, and processing advantages. Furthermore, this product emits significantly less hydrolysis ethanol (VOC) compared to monomeric silanes, addressing environmental considerations.