| Item | Content |
|---|---|
| Product Name | Initiator LQ-TBPMH |
| Chemical Name | Tert-Butyl peroxy-3,5,5-trimethylhexanoate |
| Molecular Formula | C₁₃H₂₆O₃ |
| Molecular Weight | 230.3 |
| Theoretical Active Oxygen Content | 6.95% |
| CAS No. | 13122-18-4 |
| EINECS No. | 2360507 |
Properties
| Property | Description |
|---|---|
| Appearance | Clear liquid |
| Content | ≥97.0% |
| Color | < 50 Pt-Co |
| TBHP Content | < 0.3% |
| Inorganic & Organic Hydrolyzable Chlorine | <150 mg/kg |
Safety Indicators
| Half-Life | Temperature |
|---|---|
| 0.1 hour | 135℃ |
| 1 hour | 114℃ |
| 10 hours | 94℃ |
| Thermal Stability Data | Temperature |
|---|---|
| Self-accelerating Decomposition Temperature (SADT) | 55℃ |
| Critical Temperature (Tem) | 50℃ |
| Control Temperature (Tc) | -- |
| Storage Temperature (Tsmax) | -20/25℃ |
Applications
| Application | Description |
|---|---|
| Polymerization Initiator (Styrene) | Used in the polymerization of styrene and styrene copolymers at temperatures from 90-140℃. |
| Polymerization Initiator (Acrylates) | Can be used in the polymerization of acrylates and methacrylates at temperatures from 100-175℃. |
| Curing Agent for Thermoset Resins | Used in the curing of unsaturated polyesters, particularly in hot molding processes (SMC, BMC, ZMC), with a temperature range of 120-170℃. |
| Polymerization Initiator (Ethylene) | Initiator for LDPE polymerization at temperatures ranging from 210-270℃. |
Packaging and Transport
| Packaging | Description |
|---|---|
| Standard Packaging | Typically packaged in 20 kg polyethylene containers. Custom packaging available upon request. |
| Transport | Follows transportation regulations for organic peroxides (Class 5.2, UN 3105). |
Storage Instructions
| Precaution | Description |
|---|---|
| Storage Conditions | Store in a well-ventilated area with a maximum temperature of 25°C. Keep away from reducing agents (amines), acids, bases, and heavy metal compounds. |
| Storage Facilities | Ensure proper ventilation and use explosion-proof lighting and switches outdoors. |
| Handling Precautions | Avoid impact and vibration during handling, and take care when repacking. Use personal protective equipment as required. |
Fire Protection
| Precaution | Description |
|---|---|
| Small Fire Handling | For small fires, use foam or dry powder extinguishers immediately, followed by large amounts of water to prevent re-ignition. |
| Large Fire Handling | In case of large fires, evacuate to a safe distance and use water hoses for firefighting. Notify fire services for assistance. |
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