| Item | Content |
|---|---|
| Product Name | Initiator LQ-BPO |
| Chemical Name | Dibenzoyl peroxide |
| Molecular Formula | C₁₄H₁₀O₄ |
| Molecular Weight | 242.2 |
| Pure Peroxide Active Oxygen Content | 6.61% |
| CAS No. | 94-36-0 |
| UN No. | 3104 |
| Einecs No. | 2023276 |
| IMO/IMDG | 5224 |
| Level | 5.2 |
| Classification | D-type solid organic peroxide, road transport (ADR): 5.2 - 8a |
Properties
| Property | Description |
|---|---|
| Appearance | White solid |
| Solubility | Soluble in most organic solvents |
| Melting Point | 103-105°C |
| Bulk Density | Approx. 630 kg/m³ |
| Water Content | 25% max |
Safety Indicators
| Half-Life | Temperature |
|---|---|
| 0.1 hour | 113℃ |
| 1 hour | 91℃ |
| 10 hours | 71℃ |
| Thermal Stability Data | Temperature |
|---|---|
| Self-accelerating Decomposition Temperature (SADT) | 80℃ |
| Critical Temperature (Tem) | 75℃ |
| Control Temperature (Tc) | -- |
| Storage Temperature (Tsmax/TSmin) | --/40℃ |
| Activation Energy (E) | 122.35 kJ/mol |
Applications
| Application | Description |
|---|---|
| Free Radical Initiator | Common initiator for acrylate esters, styrene, and styrene copolymers. Can be mixed with other initiators like LQ-TBPB for enhanced effects. |
| Curing Agent for Unsaturated Polyester | Suitable for medium and low-temperature curing of unsaturated polyesters. |
| Vulcanizing Agent for Diene Rubber | Used in the vulcanization of diene rubbers. |
| Bleaching Agent | Important for flour bleaching and vegetable oil decolorization. |
Packaging and Transport
| Packaging | Description |
|---|---|
| Standard Packaging | 20 kg corrugated carton packaging with four 5 kg plastic bags per carton. Custom packaging available upon request. |
| Transport | LQ-BPO is classified as a Class 5.2 solid organic peroxide with road transport (ADR): 5.2 - 8a. |
Storage Instructions
| Precaution | Description |
|---|---|
| Storage Conditions | Store in a cool, ventilated space, with a warehouse temperature not exceeding 30°C. |
| Storage Precautions | Keep away from fire, heat sources, acids, reducing agents, flammable substances, and combustibles. |
| Handling Precautions | Ensure storage facilities, lighting, and ventilation are explosion-proof, with switches located outdoors. Handle with care to avoid container damage and vibration. Personal protective equipment should be used during handling. |
Fire Protection
| Precaution | Description |
|---|---|
| Small Fire Handling | Use foam or dry powder fire extinguishers for small fires. |
| Large Fire Handling | Evacuate to a safe distance and use a water hose to extinguish. Notify fire services for further handling. |
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