Di-tert-Hexyl Peroxide is a dialkyl organic peroxide used as a thermal radical initiator in selected polymerization, curing and crosslinking systems. Its thermal decomposition profile is a key parameter when matching initiator activity with process temperature and residence time. The product has CAS No. 27073-06-9, molecular formula C₁₂H₂₆O₂ and molecular weight 202.33 g/mol. Its theoretical active oxygen content is 7.9%.
Key Technical Parameters
|
Parameter |
Value |
|
CAS No. |
27073-06-9 |
|
Molecular Formula |
C₁₂H₂₆O₂ |
|
Molecular Weight |
202.33 g/mol |
|
Theoretical Active Oxygen |
7.9% |
|
10 h Half-Life Temperature |
116.4°C |
Key Product Advantages
Defined Thermal Activity
The 116.4°C 10-hour half-life temperature gives a measurable reference for matching peroxide decomposition with the temperature range of a polymerization or curing process.
Dialkyl Peroxide Chemistry
The peroxide belongs to the dialkyl peroxide class, with a peroxide linkage that decomposes thermally to generate free radicals.
7.9% Theoretical Active Oxygen
The theoretical active oxygen value provides a fixed chemical reference for formulation calculations, material comparison and specification review.
Application Areas
Polymerization
Used as a thermal radical initiator in selected polymerization systems where reaction temperature and initiator decomposition need to be coordinated.
Resin Processing
Applied in selected resin systems requiring thermally generated radicals during curing or processing.
Crosslinking
Used in peroxide-based crosslinking systems where initiator decomposition must correspond with the processing temperature.
Process Selection
Temperature Window
Compare the operating temperature with the half-life profile before establishing the initiator system. The 116.4°C 10-hour value provides a reference point for thermal activity.
Residence Time
Reaction time affects peroxide conversion. Temperature and residence time should therefore be assessed together when determining process conditions.
Dosage
Required dosage depends on polymer type, formulation, target conversion and process conditions. Application testing should establish the working concentration.
Technical Selection Factors
Half-Life
Half-life data indicate the rate of thermal decomposition at a defined temperature and are central to initiator selection.
Active Oxygen
Theoretical active oxygen of 7.9% can be used for formulation calculations and comparison of peroxide loading.
Molecular Identity
CAS No., molecular formula and molecular weight provide the core identifiers for technical documents, specifications and purchasing records.
Quality Control
Identity
Chemical identity should be verified against CAS No., molecular formula and molecular weight before material release.
Assay
Assay testing establishes peroxide content against the applicable product specification and supports batch consistency.
Thermal Profile
Half-life data provide a measurable thermal reference for application evaluation and process selection.
Handling and Supply Information
Specification
The agreed product specification should define applicable assay, active oxygen and other controlled quality parameters.
Packaging
Packaging format should be selected according to product quantity, transport conditions and applicable requirements for organic peroxide materials.
Documentation
Technical documentation should include the applicable specification and safety information required for technical review, regulatory assessment and transport.
Purchasing Considerations
Product Data
Confirm CAS No., molecular formula, molecular weight, assay and agreed specification before order placement.
Process Information
For application evaluation, provide the polymer or resin type, operating temperature, residence time and intended process stage.
Supply Planning
Define order quantity, packaging format and delivery schedule according to production consumption and project requirements.
FAQ
Q: What is Di-tert-Hexyl Peroxide used for?
A: It is a dialkyl organic peroxide used as a thermal radical initiator in selected polymerization, curing and crosslinking systems.
Q: What is the CAS number of Di-tert-Hexyl Peroxide?
A: The CAS number is 27073-06-9.
Q: What is the molecular weight?
A: The molecular weight is 202.33 g/mol and the molecular formula is C₁₂H₂₆O₂.
Q: What is the theoretical active oxygen content?
A: The theoretical active oxygen content is 7.9%.
Q: What is the 10-hour half-life temperature?
A: The reported 10-hour half-life temperature is 116.4°C.
Q: What information is needed for process selection?
A: The polymer or resin type, operating temperature, residence time, intended application and required product specification provide the main technical inputs for initiator selection.
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