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Di-tert-butyl Peroxide is an organic peroxide compound widely used as a free radical initiator, polymerization catalyst, and crosslinking agent.
This colorless to pale yellow liquid is valued in the plastics and rubber industries for its ability to initiate controlled thermal reactions at high temperatures.
Di-tert-butyl Peroxide is especially used in polyethylene production and elastomer modification for enhancing mechanical and thermal properties.
CAS Number: 110-05-4
EC Number: 203-733-6
Molecular Formula: C8H18O2
Molecular Weight: 146.23 g/mol
Synonyms: Di-tert-butyl Peroxide, DTBP, Peroxide Di-tert-butyl, Bis(tert-butyl) Peroxide, tert-Butyl Peroxide, DTBPO, 2,5-Dimethyl-2,5-bis(tert-butylperoxy)hexane, Organic Peroxide Initiator, Crosslinking Agent DTBP, High-Temperature Polymerization Catalyst
APPLICATIONS
Di-tert-butyl Peroxide is primarily used in the polymer industry as a high-temperature free radical initiator for polyethylene and polypropylene.
Di-tert-butyl Peroxide is applied in the crosslinking of elastomers such as EPDM and silicone rubbers to improve heat and mechanical resistance.
Di-tert-butyl Peroxide is used in the production of foamed plastics and insulation materials where thermal decomposition releases gas.
Di-tert-butyl Peroxide serves as a curing agent in unsaturated polyester resins and thermoset plastics.
Di-tert-butyl Peroxide is utilized in specialty chemical synthesis involving radical pathways.
Di-tert-butyl Peroxide also finds use in reactive extrusion processes to enhance polymer performance.
Di-tert-butyl Peroxide is widely used in the polymer industry as a radical initiator for the polymerization of various monomers, including styrene, acrylics, and polyolefins.
Di-tert-butyl Peroxide is employed in the production of cross-linked polyethylene (PEX), where it helps to enhance the chemical resistance and mechanical properties of the material.
Di-tert-butyl Peroxide is used in the manufacturing of elastomers, particularly in the vulcanization of rubber, where it enhances the heat resistance and flexibility of the final product.
Di-tert-butyl Peroxide is applied in the synthesis of organic chemicals, where it is used as a selective oxidant in the production of ketones, aldehydes, and other compounds.
Di-tert-butyl Peroxide is used in the curing of thermoset resins, where it helps to initiate the cross-linking process, improving the mechanical and thermal properties of the resin.
Di-tert-butyl Peroxide is employed in the production of adhesives, coatings, and sealants, where it acts as a curing agent that improves the bond strength and durability of the final products.
Di-tert-butyl Peroxide is used as a polymerization initiator in the production of polypropylene, contributing to the creation of high-performance plastics used in automotive, medical, and consumer goods.
Di-tert-butyl Peroxide is applied in the preparation of polyurethanes, where it acts as an initiator for the polymerization process, contributing to the formation of durable coatings and foams.
Di-tert-butyl Peroxide is used in the formulation of polymer composites, where it facilitates the curing of resin systems used to create strong, lightweight materials for aerospace and automotive applications.
Di-tert-butyl Peroxide is employed in the production of polyvinyl chloride (PVC) products, where it acts as a free-radical initiator for the polymerization of PVC, enhancing the physical properties of the polymer.
Di-tert-butyl Peroxide is used in the synthesis of various pharmaceutical intermediates, where it helps to oxidize organic compounds selectively in drug manufacturing processes.
Di-tert-butyl Peroxide is applied in the polymerization of styrene-based products, improving the efficiency and speed of the polymerization process for the production of polystyrene.
Di-tert-butyl Peroxide is used in the preparation of chemical intermediates in the production of fragrances and flavorings, where it serves as a selective oxidizer.
Di-tert-butyl Peroxide is used in the production of polyesters, where it helps to accelerate the polymerization process, resulting in high-quality thermoset resins.
Di-tert-butyl Peroxide is applied in the formulation of high-temperature curing agents for automotive and industrial coatings, ensuring superior performance in extreme conditions.
Di-tert-butyl Peroxide is used in the production of epoxy resins, where it acts as an initiator for the curing of thermoset coatings used in electronics, automotive, and construction industries.
Di-tert-butyl Peroxide is employed in the production of thermoplastic elastomers, where it contributes to the cross-linking of materials, enhancing flexibility and strength.
Di-tert-butyl Peroxide is used in the formation of organic peroxides, where it serves as a precursor to the production of peroxide compounds used in polymerization and curing processes.
Di-tert-butyl Peroxide is applied in the production of fiberglass-reinforced plastics, where it initiates the curing process and enhances the performance of composite materials.
Di-tert-butyl Peroxide is used in the formulation of heat-resistant materials, where it contributes to the improvement of thermal stability and chemical resistance in manufacturing processes.
Di-tert-butyl Peroxide is employed in the synthesis of high-performance coatings for industrial machinery, offering enhanced resistance to corrosion and wear.
Di-tert-butyl Peroxide is used in the formulation of fire-retardant materials, where it helps create polymer systems that resist ignition and reduce flammability.
Di-tert-butyl Peroxide is applied in the development of UV-curable coatings, improving the durability and scratch resistance of finishes in automotive and industrial applications.
Di-tert-butyl Peroxide is employed in the production of low-density polyethylene (LDPE), where it acts as an initiator in the polymerization process, providing lightweight and flexible plastic materials.
Di-tert-butyl Peroxide is used in the creation of biomedical materials, such as drug delivery systems and bioresorbable polymers, where it facilitates the cross-linking of polymers for medical applications.
Di-tert-butyl Peroxide is used in the preparation of polyetherimide (PEI) resins, enhancing the mechanical properties and thermal stability of the final material.
Di-tert-butyl Peroxide is used in the formulation of sterilizing agents for medical equipment, where it acts as an oxidizing agent in the sterilization process.
Di-tert-butyl Peroxide is applied in the development of biodegradable plastics, contributing to the formulation of polymers that decompose more easily than traditional plastics.
Di-tert-butyl Peroxide is used in the preparation of nanomaterials, where it facilitates the polymerization of nanocomposites used in advanced technological applications.
Di-tert-butyl Peroxide is employed in the synthesis of polyimide films, providing excellent thermal and chemical resistance for use in electronics, aerospace, and industrial applications.
Di-tert-butyl Peroxide is a strong organic peroxide compound that is commonly used as a free-radical initiator for the polymerization and cross-linking of various monomers and resins.
Di-tert-butyl Peroxide is a colorless liquid with a characteristic odor, and it is widely utilized in the production of a variety of polymers, including polypropylene, polyethylene, and polyurethanes.
Di-tert-butyl Peroxide is used in the polymerization of ethylene to produce low-density polyethylene (LDPE), helping to control the polymerization process.
Di-tert-butyl Peroxide is employed as a curing agent in the production of unsaturated polyester resins, contributing to their hardening process.
Di-tert-butyl Peroxide is used as an initiator in the production of styrene-based polymers, where it enhances polymerization and improves material properties.
Di-tert-butyl Peroxide is applied in the crosslinking of polyethylene and other polyolefins, improving their mechanical and thermal properties.
Di-tert-butyl Peroxide is used in the formulation of rubber products, where it acts as a vulcanizing agent, improving the elasticity and durability of the rubber.
Di-tert-butyl Peroxide is employed in the production of composite materials, where it helps improve the strength, flexibility, and resistance of the final product.
Di-tert-butyl Peroxide is used in the creation of foamed materials, where it acts as an initiator in the formation of lightweight, high-strength foams.
Di-tert-butyl Peroxide is applied in the formulation of adhesives, where it acts as a crosslinking agent to enhance the adhesive properties and bond strength.
Di-tert-butyl Peroxide is used in the synthesis of high-performance coatings, where it helps improve durability, resistance to abrasion, and chemical stability.
Di-tert-butyl Peroxide is employed in the preparation of plasticizers, helping to modify the properties of plastics and improve flexibility and processability.
Di-tert-butyl Peroxide is used in the creation of specialty inks and coatings for industrial and commercial applications, enhancing their resistance to environmental stress.
Di-tert-butyl Peroxide is applied in the production of flame-retardant materials, where it helps to reduce flammability and improve fire resistance in various products.
Di-tert-butyl Peroxide is used in the creation of insulation materials, contributing to their stability and thermal resistance.
Di-tert-butyl Peroxide is employed in the formulation of performance-enhancing materials for automotive parts, such as bumpers and interior components, where it improves toughness and longevity.
Di-tert-butyl Peroxide is used in the production of environmentally friendly polymers, helping to reduce the environmental impact by using more sustainable manufacturing processes.
DESCRIPTION
Di-tert-butyl Peroxide is a clear, mobile liquid with a faint odor, exhibiting thermal stability under ambient conditions but decomposes rapidly at elevated temperatures.
Its decomposition produces free radicals, making it effective for initiating polymerization and modification reactions.
Di-tert-butyl Peroxide is highly flammable and reactive, requiring careful handling and controlled use.
Di-tert-butyl Peroxide is soluble in organic solvents and hydrocarbons but insoluble in water.
Di-tert-butyl Peroxide must be stored and transported under strict safety regulations due to its classification as a Class 5.2 organic peroxide.
Di-tert-butyl Peroxide is known for its high stability and high reactivity, making it an effective initiator in many industrial polymerization processes, especially at elevated temperatures.
Di-tert-butyl Peroxide is a highly effective curing agent for thermoset resins, enhancing their mechanical and thermal properties for a range of applications from automotive parts to electronic components.
Di-tert-butyl Peroxide is a versatile chemical used in the synthesis of other organic peroxides and compounds, making it essential in various chemical industries.
Di-tert-butyl Peroxide is considered to be a safer alternative to other peroxide compounds due to its lower volatility and thermal stability, though it still requires careful handling due to its reactive nature.
Di-tert-butyl Peroxide is often used in conjunction with other chemicals in industrial formulations to optimize the polymerization process, ensuring the desired properties of the final product.
Di-tert-butyl Peroxide is widely used in the automotive and construction industries due to its ability to enhance the durability and performance of products like coatings, adhesives, and sealants.
Di-tert-butyl Peroxide is a preferred initiator in the manufacture of flexible and high-performance plastic products, including those used in automotive parts, medical devices, and consumer goods.
Di-tert-butyl Peroxide is also employed in the chemical synthesis of specialty compounds, offering selectivity and efficiency in oxidizing organic molecules in various industrial processes.
PROPERTIES
Chemical Formula: C8H18O2
Molecular Weight: 146.23 g/mol
Common Name: Di-tert-butyl Peroxide
Appearance: Clear, colorless to pale yellow liquid
Odor: Mild, ether-like
Solubility: Insoluble in water; soluble in organic solvents
Boiling Point: ~110°C
Flash Point: ~15°C (closed cup)
Decomposition Temp: ~150°C
Density: ~0.79 g/cm³ at 20°C
Stability: Stable under recommended storage; decomposes at high temps
Storage Temperature: Below 30°C
Shelf Life: 6–12 months under recommended conditions
FIRST AID
Inhalation:
Move to fresh air.
Administer oxygen if needed.
Seek immediate medical attention.
Skin Contact:
Remove contaminated clothing.
Wash skin thoroughly with soap and water.
Seek medical help for irritation or burns.
Eye Contact:
Flush eyes with water for at least 15 minutes.
Get medical attention if irritation persists.
Ingestion:
Do not induce vomiting.
Rinse mouth with water.
Seek immediate medical attention.
Note to Physicians:
Treat symptomatically.
Monitor for respiratory distress and gastrointestinal effects.
HANDLING AND STORAGE
Handling:
Use explosion-proof equipment and proper ventilation.
Wear protective clothing, gloves, and face shield.
Avoid sources of heat, sparks, or open flames.
Never mix with incompatible substances.
Spill and Leak Procedures:
Evacuate area.
Contain and absorb with inert material.
Use non-sparking tools.
Dispose in accordance with local regulations.
Storage:
Store in a cool, well-ventilated area away from sunlight and incompatible materials.
Keep in original container under inert atmosphere if possible.
Handling Cautions:
Avoid shock, friction, and contamination.
Label clearly and inspect regularly for stability.
