| Item | Content |
|---|---|
| Product Name | LQ-DCP |
| Chemical Name | Dicumyl Peroxide |
| Molecular Formula | C₁₈H₂₂O₂ |
| Molecular Weight | 270.4 |
| Theoretical Active Oxygen Content | 5.92% |
| CAS No. | 80-43-3 |
| Einecs | 201-279-3 |
Major Decomposition Products
| Decomposition Product |
|---|
| Phenylacetone |
| Methane |
| 2-Phenylisopropanol |
Safety Indicators
| Half-Life (Chlorobenzene Solution) | Temperature |
|---|---|
| 0.1 hour | 153°C |
| 1 hour | 132°C |
| 10 hours | 112°C |
Thermal Stability Data
| Thermal Stability Parameter | Temperature |
|---|---|
| Self-accelerating Decomposition Temperature (SADT) | 75°C |
| Critical Temperature (Tem) | 70°C |
| Storage Temperature (Tsmax) | --/15°C |
Technical Standards
| Item | Content |
|---|---|
| Appearance | White crystalline solid |
| Purity | 99% min |
| Melting Point | 39-40°C |
Packaging
| Item | Content |
|---|---|
| Standard Packaging | 20 kg corrugated cardboard box (4 x 5 kg plastic bags) |
| Storage Classification | Class F Organic Peroxide Solid, UN No. 3110, Class 5.2 |
Safety Considerations
| Precaution | Description |
|---|---|
| Avoid Fire and Heat | Keep away from fire, open flames, and heat sources. |
| Avoid Contact with Reducers | Avoid contact with reducing agents (e.g., amines), acids, bases, and heavy metal compounds (e.g., accelerators, metal soaps). |
| Refer to MSDS | Always consult the product's safety data sheet (MSDS) for detailed information. |
Usage
| Application | Details |
|---|---|
| Styrene Polymerization | Common initiator for styrene polymerization. Also used as a flame retardant aid in polystyrene production. |
| Rubber Crosslinking Agent | One of the most important crosslinking agents for rubber. |
Storage Conditions
| Storage Precaution | Details |
|---|---|
| Storage Environment | Keep packaging tightly sealed and in a well-ventilated area. Maximum storage temperature of 30°C. |
| Avoid Contact with | Reducing agents (amines), acids, bases, heavy metal compounds (accelerators, metal soaps). |
| Separation from Handling | No repackaging or handling inside the storage area. |
Storage Stability
| Storage Condition | Details |
|---|---|
| Stability | Product quality is guaranteed within 3 months under proper storage conditions. |
Fire Protection
| Fire Protection | Details |
|---|---|
| Small Fire Handling | Use dry powder or CO₂ fire extinguishers. Use large amounts of water to prevent re-ignition. |
| Large Fire Handling | Use large quantities of water spray from a safe distance to extinguish the fire. |
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