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Dioctyltin oxide blend white to almost white crystalline powder.
Dioctyltin oxide blend is practically insoluble in water but soluble in organic solvents.
Dioctyltin Oxide is one of numerous organometallic compounds.
CAS Number: 870-08-6
Molecular Formula: C16H34OSn
Molecular Weight: 361.15
EINECS Number: 212-791-1
Synonyms: 870-08-6, Dioctyltin oxide, Stannane, dioctyloxo-, Dioctyloxostannane, Tin, dioctyloxo-, Stannane, oxodioctyl-, Di-n-octyl-zinn oxyd, Tin, dioctyl-, oxide, Di-n-octyl-zinn oxyd [German], EINECS 212-791-1, NSC 140743, BRN 4131181, AI3-61965, DTXSID6029628, EC 212-791-1, DTXCID909628, 212-791-1, Di-n-octyltin oxide, dioctyl(oxo)tin, dioctyl(oxo)stannane, dioctylstannanone, 643Q9V5VLS, Dioctyloxotin >90%, NSC-140743, DIOCTYLOXOTIN, DIOCTYL TIN OXIDE, Dioctyltinoxide, di-n-octyl tin oxide, dioctyl tin (IV) oxide, IRGASTAB T 161, UNII-643Q9V5VLS, SCHEMBL29743, Di-n-octyltin oxide (DOTO), WLN: O-SN-8&8, U 800 (HEAT STABILIZER), MFCD00013839, NSC140743, AKOS015902908, AS-57124, NS00042588, A841915, di-n-octyltinoxide98%, Dioctyltin oxide (DOTO), TIB KAT 232, ViaCat 8201 (DOTO), di-n-octyl-zinnoxyd, dioctyloxo-stannan;dioctyl-tioxide;oxodioctyl-stannan
Dioctyltin oxide blend is a chemical mixture primarily composed of dioctyltin oxide (also known as di-n-octyltin oxide) combined with other organic or inorganic substances to achieve specific functional properties tailored for industrial or commercial use.
Unlike pure dioctyltin oxide, which is a well-defined organotin compound, the blend formulation allows for enhanced performance characteristics such as improved solubility, stability, or easier handling, depending on the additional components included in the mixture.
Dioctyltin oxide blend is important to note that the exact composition of a dioctyltin oxide blend can vary significantly from one manufacturer to another, with some blends including solvents, carriers, or synergistic stabilizers that improve the effectiveness or ease of application of dioctyltin oxide.
Because of this variability, safety, handling instructions, and regulatory compliance should always be reviewed according to the specific product’s Material Safety Data Sheet (MSDS) or Safety Data Sheet (SDS).
Dioctyltin oxide blend also imparts a degree of hydrophobicity, helping the blend to disperse more evenly in hydrophobic polymer matrices and reducing moisture sensitivity, which can otherwise degrade polymer performance or cause processing difficulties.
Organometallics are useful reagents, catalysts, and precursor materials with applications in thin film deposition, industrial chemistry, pharmaceuticals, LED manufacturing, and others.
American Elements supplies organometallic compounds in most volumes including bulk quantities and also can produce materials to customer specifications.
Most materials can be produced in high and ultra high purity forms (99%, 99.9%, 99.99%, 99.999%, and higher) and to many standard grades when applicable including Mil Spec (military grade), ACS, Reagent and Technical Grades, Pharmaceutical Grades, Optical, Semiconductor, and Electronics Grades.
Dioctyltin oxide blend is most commonly utilized as a catalyst or stabilizer in the production of polymeric materials, where the presence of dioctyltin oxide facilitates the control of polymerization reactions or prevents the degradation of polymers during processing.
For example, in the manufacture of polyurethanes, silicones, and polyvinyl chlorides (PVC), the dioctyltin oxide blend acts as a heat stabilizer that protects the material from discoloration, loss of mechanical properties, or premature breakdown when exposed to elevated temperatures during extrusion or molding.
Furthermore, the Dioctyltin oxide blend’s organotin structure enables it to interact selectively with certain chemical groups in polymers, thereby influencing the cross-linking density, flexibility, and durability of the final product.
The ability of this blend to maintain stability under diverse processing conditions makes it a valuable additive in applications where both thermal resistance and chemical compatibility are essential.
Melting point: 245–248°C (dec.)
Density: 1.3 g/cm³
Bulk density: 700 kg/m³
Vapor pressure: <0.01 hPa (20 °C)
Flash point: 70°C
Storage temp.: Store below +30°C
Solubility: Toluene (Slightly)
Form: Powder
Color: White
Specific Gravity: 1.30
Water Solubility: Insoluble
Boiling point: 230°C (1013 hPa)
Exposure limits: ACGIH: TWA 0.1 mg/m³; STEL 0.2 mg/m³ (Skin)
NIOSH: IDLH 25 mg/m³; TWA 0.1 mg/m³
LogP: 6 at 20°C
Dioctyltin oxide blend is a chemical compound that is a member of the organotin family.
These are organic compounds that are attached to tin atoms.
Dioctyltin oxide blend is supplied by Actylis in the form of a white to off white solid that is insoluble in water but soluble in many organic solvents.
Dioctyltin oxide blend has a wide variety of uses in the specialty chemicals sector.
Dioctyltin oxide blend is often employed as a catalyst in the synthesis of various organic especially in esterification reactions.
It too has been used as a raw material and reagent in many chemical reactions to produce products that have anti-inflammatory and anti-oxidant properties.
Further more it has been used as a chemical intermediate in the synthesis of heat stabilizers.
Dioctyltin oxide blend is a versatile and widely used organotin-based formulation designed to provide enhanced catalytic and stabilizing properties in polymer processing and manufacturing, offering improved thermal stability and performance characteristics that pure dioctyltin oxide alone may not fully achieve.
Dioctyltin oxide blend is a complex formulation primarily centered on dioctyltin oxide, an organotin compound characterized by tin atoms bonded to octyl (C8 alkyl) groups and oxygen.
The “blend” aspect typically refers to the deliberate combination of this active organotin species with other chemical agents, which may include solvents, diluents, other stabilizers, or additives designed to optimize its functional performance in industrial applications.
Because pure Dioctyltin oxide blend is a solid with limited solubility and sometimes difficult handling characteristics, blending it with compatible carriers or solvents enhances its processability, homogeneity, and compatibility with various polymer systems.
This makes the blend easier to dose, mix, and distribute evenly during manufacturing, which is crucial for maintaining consistent product quality, especially in large-scale industrial processes.
The most prominent application of dioctyltin oxide blends is in the plastics and polymer industry, where it serves as a heat stabilizer and catalyst.
Heat stabilizers are essential in manufacturing polymers such as PVC, polyurethanes, and silicones, where the polymer chains are susceptible to thermal degradation.
By incorporating dioctyltin oxide blend, manufacturers prevent the breakdown of polymer chains during heat-intensive processing like extrusion, injection molding, or calendaring, thus preserving the mechanical strength, color, and durability of the final product.
Additionally, dioctyltin oxide blends can act as catalysts in polyurethane production, accelerating the polymerization reactions that convert polyols and isocyanates into flexible or rigid polyurethane foams.
This catalytic role ensures faster production cycles and enhanced control over polymer properties like hardness, elasticity, and density.
Dioctyltin oxide blend is important to recognize that organotin compounds, including dioctyltin derivatives, have come under scrutiny due to concerns about environmental persistence and toxicity, especially in aquatic ecosystems.
While dioctyltin oxide blends are widely used industrially, their formulation and disposal require careful control to minimize environmental release.
Uses:
Dioctyltin oxide blend is used as a stabilizer and as a widely applicable catalyst, especially for esterification reactions, transesterification reactions and condensation reactions.
Dioctyltin oxide blend is slightly less reactive than dibutyltin oxide, but is not subject to as many regulatory restrictions, which is why it is increasingly used.
Dioctyltin oxide blend can also be used in various chemical synthesis such as in preparation of trinuclear seven-coordinated tin complexes, having possible antioxidant, and anti-inflammatory activity.
Amorphous white solid available in various particle sizes with several uses widespread use in the aqueous cathodic electrodeposition of urethane coatings for automotive and industrial applications active transesterification catalyst for methacrylate esters that are used in the water treatment market high temperature transesterification reactions for the production of coating resins and specialty monomeric esters.
Dioctyltin oxide blend is primarily utilized in the plastics and polymer industries as an effective heat stabilizer and catalyst that plays a critical role in improving the quality and durability of various polymer products.
Dioctyltin oxide blends most common use is in the manufacturing of polyvinyl chloride (PVC) materials, where it helps to prevent thermal degradation and discoloration during high-temperature processing steps such as extrusion and molding. By stabilizing the polymer chains, dioctyltin oxide blend ensures that the final PVC products maintain their mechanical strength, clarity, and overall appearance over prolonged use.
In addition to PVC, dioctyltin oxide blends are widely employed as catalysts in the production of polyurethane foams and elastomers, which are materials extensively used in automotive, construction, and furniture industries.
The blend acts to accelerate the chemical reactions between polyols and isocyanates, thereby controlling the rate of foam formation and influencing properties such as foam density, flexibility, and hardness.
This catalytic function not only improves manufacturing efficiency but also enables producers to tailor the physical characteristics of the foam to meet specific application requirements.
Furthermore, dioctyltin oxide blends find applications in silicone polymer production, where they assist in cross-linking reactions that provide the silicone with enhanced thermal stability and mechanical resilience.
These properties are particularly valuable in products exposed to harsh environments, such as sealants, adhesives, and coatings used in aerospace or electronics.
Beyond polymers, dioctyltin oxide blends may also be used as intermediates in chemical synthesis, where their unique organotin structure facilitates certain organic transformations or serves as a precursor for more complex organotin compounds.
The versatility of dioctyltin oxide blends in different manufacturing processes is attributed to their ability to improve product performance, extend material lifespans, and increase processing speed, which collectively contribute to cost savings and higher quality standards in industrial production.
Safety Profile:
Dioctyltin oxide blend moderately toxic by ingestion when heated to decomposition it emits acrid smoke and irritating fumes.
Dioctyltin oxide blend poses several health and environmental hazards that require careful handling and awareness.
From a health perspective, exposure to this chemical can cause irritation to the skin, eyes, and respiratory tract, meaning that direct contact or inhalation of dust, vapors, or aerosols should be strictly avoided.
Prolonged or repeated exposure may lead to more severe effects, including sensitization or allergic reactions, and in some cases, organotin compounds have been linked to toxic effects on the liver and kidneys if absorbed in significant amounts.
Due to its potential toxicity, dioctyltin oxide blend is considered hazardous if ingested or absorbed through the skin, and safety data sheets often recommend the use of protective gloves, goggles, and appropriate respiratory protection during handling to minimize exposure risks.
Furthermore, accidental spills or improper disposal of this substance can lead to environmental contamination, particularly in aquatic ecosystems, where organotin compounds are known to be toxic to fish and other marine organisms, potentially causing disruptions in reproductive and developmental processes.
In addition to health risks, dioctyltin oxide blend is generally flammable or combustible, depending on the solvents and additives present in the blend formulation.
This necessitates storage away from heat sources, sparks, open flames, or incompatible chemicals such as strong oxidizers, to prevent fire hazards.
