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TIB KAT 248 is a high-performance organotin catalyst primarily composed of dibutyltin oxide (DBTO), used in a wide range of chemical and industrial processes.
TIB KAT 248 is especially effective in promoting reactions such as esterification, transesterification, and the curing of resins, coatings, silicones, and polyurethane systems.
TIB KAT 248 offers consistent reactivity, thermal stability, and strong catalytic activity, making it ideal for applications requiring durable, cross-linked polymers.
CAS Number: 818-08-6
EC Number: 212-449-1
Molecular Formula: C₈H₁₈OSn
Molecular Weight: 248.94 g/mol
Synonyms: TIB KAT 248, Dibutyltin oxide, DBTO, Dibutyloxotin, Dibutylstannanone, Bis(n-butyl)tin oxide, Butyltin oxide, Dibutyltin monoxide, Dibutyltin(IV) oxide, Dibutylstannic oxide, Stannane dibutyloxo-, Organotin catalyst 248, TIB catalyst DBTO, TIB KAT dibutyltin oxide, Organotin curing catalyst, Dibutyltin compound 818-08-6, Polyurethane catalyst DBTO, TIB KAT coating catalyst, Catalyst for esterification TIB KAT 248, TIB catalyst silicone grade, Curing agent DBTO, High-temperature catalyst DBTO, Thermally stable tin catalyst, Resin crosslinking catalyst, DBTO transesterification catalyst, TIB KAT polymer catalyst, DBTO high-purity catalyst, DBTO silicone reaction aid, DBTO organometallic additive, Industrial catalyst 248
APPLICATIONS
TIB KAT 248 is widely used in polyurethane systems for foam, adhesive, and elastomer curing.
TIB KAT 248 is included in coating systems to enhance crosslinking and film durability.
TIB KAT 248 is employed in esterification and transesterification reactions in the production of plasticizers, lubricants, and esters.
TIB KAT 248 is used in silicone resin and RTV formulations to promote hydrolysis and condensation.
TIB KAT 248 is applied in polymerization and crosslinking of alkyd, epoxy, and acrylic resins.
TIB KAT 248 is suitable for heat-resistant and moisture-cured products in industrial and construction applications.
TIB KAT 248 is used as a catalyst in the polymerization of olefins, particularly in the production of high-density polyethylene (HDPE) and polypropylene, where it helps produce polymers with high molecular weight and excellent mechanical properties.
TIB KAT 248 is employed in the production of specialty elastomers, where it helps control the polymerization process to create materials with enhanced flexibility and durability.
TIB KAT 248 is used in the synthesis of thermoplastic polyolefins (TPO), where it facilitates the polymerization of monomers to produce high-performance materials suitable for automotive and industrial applications.
TIB KAT 248 is applied in the production of biodegradable polymers, where it helps polymerize renewable feedstocks, leading to the creation of sustainable materials with desirable properties.
TIB KAT 248 is used in the manufacture of polymeric fibers, where it aids in the polymerization process to create materials with high strength, toughness, and desired texture.
TIB KAT 248 is employed in the production of high-performance coatings, where it helps produce polymers that provide superior protection and resistance to environmental factors.
TIB KAT 248 is used in the production of adhesives, where it acts as a catalyst for polymerizing monomers, improving the strength and durability of the final adhesive product.
TIB KAT 248 is applied in the synthesis of impact-resistant plastics, where it helps create polymers that are tough and durable, making them suitable for applications like packaging and automotive parts.
TIB KAT 248 is used in the production of medical-grade polymers, where it enables the creation of biocompatible materials for medical devices and implants.
TIB KAT 248 is employed in the synthesis of copolymers, where it allows precise control over the polymerization process, producing materials with custom properties for specific applications.
TIB KAT 248 is used in the formulation of high-strength thermoplastic elastomers, where it helps achieve the desired molecular weight and structural properties for use in automotive and industrial applications.
TIB KAT 248 is used in the production of wire coatings, where it helps improve the polymerization process to produce insulating materials with excellent performance under high temperatures.
TIB KAT 248 is applied in the manufacturing of polymeric composites, where it helps to create strong, lightweight materials used in aerospace, automotive, and construction industries.
TIB KAT 248 is used in the formulation of packaging films, where it ensures the production of materials that offer barrier properties, improving product shelf life and protection.
TIB KAT 248 is employed in the production of thermoplastic polyurethanes (TPU), where it helps polymerize monomers to create flexible, high-performance materials used in automotive and industrial applications.
TIB KAT 248 is used in the production of high-performance plastics for the electronics industry, where it helps create durable, heat-resistant materials used in electronic components and devices.
TIB KAT 248 is applied in the formulation of flame-retardant materials, where it aids in the production of polymers that meet fire-resistance standards for safety-critical applications.
TIB KAT 248 is used in the production of foamed polymers, where it helps create lightweight materials that provide excellent thermal and acoustic insulation properties.
TIB KAT 248 is employed in the synthesis of advanced automotive materials, where it facilitates the production of polymers with high strength, flexibility, and resistance to harsh environmental conditions.
TIB KAT 248 is used in the formulation of coatings for pipes and industrial equipment, where it helps enhance the durability and resistance of the materials to chemicals, abrasion, and temperature fluctuations.
TIB KAT 248 is applied in the development of polyolefin-based materials for building and construction, where it helps create polymers that provide strength and resistance to environmental factors.
TIB KAT 248 is used in the manufacturing of medical tubing, where it aids in the polymerization of materials that are flexible, durable, and biocompatible for use in various medical devices.
TIB KAT 248 is employed in the production of gel formulations, where it helps control the polymerization process, ensuring a smooth, consistent texture in gels used in personal care and medical products.
TIB KAT 248 is used in the production of specialty adhesives for industrial applications, where it helps improve the polymerization process to produce strong, reliable bonds.
TIB KAT 248 is employed in the synthesis of high-strength composites, where it helps create materials that combine the properties of polymer matrices with reinforcement to achieve superior mechanical strength.
TIB KAT 248 is used in the formulation of water-based coatings, where it enhances the polymerization of resins, ensuring improved performance and durability of the coatings.
TIB KAT 248 is applied in the production of flexible packaging materials, where it helps create polymers that provide strength, resistance to punctures, and ease of processing.
TIB KAT 248 is used in the production of nonwoven fabrics, where it helps polymerize the material to achieve the desired strength, flexibility, and durability.
TIB KAT 248 is employed in the development of advanced polymeric materials for aerospace applications, where it helps produce strong, lightweight materials with high resistance to temperature and environmental stress.
TIB KAT 248 is used in the production of polyolefin-based thermoplastics for electrical insulation, where it helps create materials that offer excellent dielectric properties and high heat resistance.
DESCRIPTION
TIB KAT 248 is a white to off-white crystalline powder or granule with no odor.
TIB KAT 248 is an organotin compound with strong Lewis acid character, making it effective for catalyzing various condensation and addition reactions.
TIB KAT 248 is known for high thermal stability and resistance to hydrolysis under standard conditions.
TIB KAT 248 dissolves in organic solvents such as toluene, xylene, and alcohols, but is insoluble in water.
TIB KAT 248 is effective at low concentrations and delivers reproducible performance in both batch and continuous processes.
TIB KAT 248 complies with industrial standards for consistency and catalytic efficiency.
TIB KAT 248 is a highly efficient catalyst used in the polymerization of olefins, especially in the production of high-density polyethylene (HDPE) and polypropylene, providing high-performance materials with customized properties.
TIB KAT 248 is a titanium-based catalyst that promotes the polymerization of monomers like ethylene and propylene, enabling the production of polymers with specific molecular weight and structure.
TIB KAT 248 is known for its ability to control polymerization reactions, ensuring the production of polymers with enhanced mechanical strength, heat resistance, and chemical stability.
TIB KAT 248 is widely used in the manufacturing of thermoplastic polyolefins, which are employed in a variety of industries, including automotive, packaging, and construction, due to their durability and processability.
TIB KAT 248 is stable and effective under typical polymerization conditions, making it a preferred choice for industrial-scale applications that require consistent polymer quality.
TIB KAT 248 is a versatile catalyst that can be used to polymerize a range of monomers, offering flexibility in producing both high-performance plastics and elastomers for diverse industrial applications.
PROPERTIES
Chemical Formula: C₈H₁₈OSn
Molecular Weight: 248.94 g/mol
Common Name: Dibutyltin oxide (DBTO)
Appearance: White to off-white crystalline solid
Odor: Odorless
Solubility: Insoluble in water; soluble in organic solvents (e.g., toluene, xylene)
Melting Point: Approx. 300°C (decomposes)
Density: Approx. 1.5 g/cm³
Reactivity: Highly active as an esterification and crosslinking catalyst
Stability: Thermally stable; moisture sensitive
Storage Temperature: 10–30°C in dry conditions
Shelf Life: 12–24 months in sealed containers
FIRST AID
Inhalation:
Move to fresh air.
Seek medical attention if respiratory symptoms develop.
Skin Contact:
Wash with soap and water.
Remove contaminated clothing.
Consult physician if irritation develops.
Eye Contact:
Flush with water for at least 15 minutes.
Seek medical attention if irritation persists.
Ingestion:
Rinse mouth; do not induce vomiting.
Seek immediate medical assistance.
Note to Physicians:
Treat symptomatically; monitor for organotin-related toxicity.
HANDLING AND STORAGE
Handling:
Use gloves, goggles, and appropriate PPE.
Avoid inhalation of dust and contact with skin or eyes.
Ensure adequate ventilation.
Spill and Leak Procedures:
Sweep up carefully to avoid dust generation.
Dispose according to local environmental regulations.
Storage:
Store TIB KAT 248 in tightly sealed containers in a cool, dry area.
Avoid moisture, strong acids, and oxidizers.
Label containers and store away from food and feed.
Handling Cautions:
Organotin compounds may be subject to regulatory controls.
Use containment and control measures in accordance with local safety laws.
